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run make format for PR 3838 (#3954)

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Summary:
PR https://github.com/facebook/rocksdb/pull/3838 made some changes that triggers lint warnings.
Run `make format` to fix formatting as suggested by siying .
Also piggyback two changes:
1) fix singleton destruction order for windows and posix env
2) fix two clang warnings
Closes https://github.com/facebook/rocksdb/pull/3954

Differential Revision: D8272041

Pulled By: miasantreble

fbshipit-source-id: 7c4fd12bd17aac13534520de0c733328aa3c6c9f
main
Zhongyi Xie 7 years ago committed by Facebook Github Bot
parent 812c7371d3
commit f1592a06c2
18 changed files with 191 additions and 230 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 1
      db/comparator_db_test.cc
  2. 2
      env/env_posix.cc
  3. 3
      port/win/env_default.cc
  4. 3
      port/win/win_jemalloc.cc
  5. 28
      table/block_based_table_builder.cc
  6. 3
      table/block_based_table_builder.h
  7. 15
      table/block_based_table_reader.cc
  8. 7
      table/block_fetcher.cc
  9. 27
      table/format.cc
  10. 14
      table/format.h
  11. 50
      tools/db_bench_tool.cc
  12. 3
      tools/db_stress.cc
  13. 186
      util/compression.h
  14. 45
      util/compression_context_cache.cc
  15. 14
      util/compression_context_cache.h
  16. 6
      utilities/blob_db/blob_db_impl.cc
  17. 6
      utilities/blob_db/blob_dump_tool.cc
  18. 8
      utilities/column_aware_encoding_util.cc

1
db/comparator_db_test.cc
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@ -260,7 +260,6 @@ class ComparatorDBTest
DB* db_; DB* db_;
Options last_options_; Options last_options_;
std::unique_ptr<const Comparator> comparator_guard; std::unique_ptr<const Comparator> comparator_guard;
uint32_t format_;
public: public:
ComparatorDBTest() : env_(Env::Default()), db_(nullptr) { ComparatorDBTest() : env_(Env::Default()), db_(nullptr) {

2
env/env_posix.cc vendored
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@ -49,6 +49,7 @@
#include "rocksdb/options.h" #include "rocksdb/options.h"
#include "rocksdb/slice.h" #include "rocksdb/slice.h"
#include "util/coding.h" #include "util/coding.h"
#include "util/compression_context_cache.h"
#include "util/logging.h" #include "util/logging.h"
#include "util/random.h" #include "util/random.h"
#include "util/string_util.h" #include "util/string_util.h"
@ -1057,6 +1058,7 @@ Env* Env::Default() {
// the destructor of static PosixEnv will go first, then the // the destructor of static PosixEnv will go first, then the
// the singletons of ThreadLocalPtr. // the singletons of ThreadLocalPtr.
ThreadLocalPtr::InitSingletons(); ThreadLocalPtr::InitSingletons();
CompressionContextCache::InitSingleton();
INIT_SYNC_POINT_SINGLETONS(); INIT_SYNC_POINT_SINGLETONS();
static PosixEnv default_env; static PosixEnv default_env;
return &default_env; return &default_env;

3
port/win/env_default.cc
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@ -12,6 +12,7 @@
#include <rocksdb/env.h> #include <rocksdb/env.h>
#include "port/win/env_win.h" #include "port/win/env_win.h"
#include "util/compression_context_cache.h" #include "util/compression_context_cache.h"
#include "util/sync_point.h"
#include "util/thread_local.h" #include "util/thread_local.h"
namespace rocksdb { namespace rocksdb {
@ -32,9 +33,9 @@ Env* Env::Default() {
using namespace port; using namespace port;
ThreadLocalPtr::InitSingletons(); ThreadLocalPtr::InitSingletons();
CompressionContextCache::InitSingleton(); CompressionContextCache::InitSingleton();
INIT_SYNC_POINT_SINGLETONS();
std::call_once(winenv_once_flag, []() { envptr = new WinEnv(); }); std::call_once(winenv_once_flag, []() { envptr = new WinEnv(); });
return envptr; return envptr;
} }
} }

3
port/win/win_jemalloc.cc
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@ -26,7 +26,7 @@ void JemallocDeallocateForZSTD(void* /* opaque */, void* address) {
je_free(address); je_free(address);
} }
ZSTD_customMem GetJeZstdAllocationOverrides() { ZSTD_customMem GetJeZstdAllocationOverrides() {
return { JemallocAllocateForZSTD, JemallocDeallocateForZSTD, nullptr }; return {JemallocAllocateForZSTD, JemallocDeallocateForZSTD, nullptr};
} }
} // namespace port } // namespace port
} // namespace rocksdb } // namespace rocksdb
@ -63,4 +63,3 @@ void operator delete[](void* p) {
je_free(p); je_free(p);
} }
} }

28
table/block_based_table_builder.cc
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@ -103,8 +103,7 @@ bool GoodCompressionRatio(size_t compressed_size, size_t raw_size) {
} // namespace } // namespace
// format_version is the block format as defined in include/rocksdb/table.h // format_version is the block format as defined in include/rocksdb/table.h
Slice CompressBlock(const Slice& raw, Slice CompressBlock(const Slice& raw, const CompressionContext& compression_ctx,
const CompressionContext& compression_ctx,
CompressionType* type, uint32_t format_version, CompressionType* type, uint32_t format_version,
std::string* compressed_output) { std::string* compressed_output) {
*type = compression_ctx.type(); *type = compression_ctx.type();
@ -262,8 +261,8 @@ struct BlockBasedTableBuilder::Rep {
std::string last_key; std::string last_key;
// Compression dictionary or nullptr // Compression dictionary or nullptr
const std::string* compression_dict; const std::string* compression_dict;
CompressionContext compression_ctx; CompressionContext compression_ctx;
std::unique_ptr<UncompressionContext> verify_ctx; std::unique_ptr<UncompressionContext> verify_ctx;
TableProperties props; TableProperties props;
@ -343,15 +342,14 @@ struct BlockBasedTableBuilder::Rep {
_moptions.prefix_extractor != nullptr)); _moptions.prefix_extractor != nullptr));
if (table_options.verify_compression) { if (table_options.verify_compression) {
verify_ctx.reset(new UncompressionContext(UncompressionContext::NoCache(), verify_ctx.reset(new UncompressionContext(UncompressionContext::NoCache(),
compression_ctx.type())); compression_ctx.type()));
} }
} }
Rep(const Rep&) = delete; Rep(const Rep&) = delete;
Rep& operator=(const Rep&) = delete; Rep& operator=(const Rep&) = delete;
~Rep() { ~Rep() {}
}
}; };
BlockBasedTableBuilder::BlockBasedTableBuilder( BlockBasedTableBuilder::BlockBasedTableBuilder(
@ -513,9 +511,9 @@ void BlockBasedTableBuilder::WriteBlock(const Slice& raw_block_contents,
} }
} }
block_contents = CompressBlock(raw_block_contents, r->compression_ctx, block_contents =
&type, r->table_options.format_version, CompressBlock(raw_block_contents, r->compression_ctx, &type,
&r->compressed_output); r->table_options.format_version, &r->compressed_output);
// Some of the compression algorithms are known to be unreliable. If // Some of the compression algorithms are known to be unreliable. If
// the verify_compression flag is set then try to de-compress the // the verify_compression flag is set then try to de-compress the
@ -523,10 +521,9 @@ void BlockBasedTableBuilder::WriteBlock(const Slice& raw_block_contents,
if (type != kNoCompression && r->table_options.verify_compression) { if (type != kNoCompression && r->table_options.verify_compression) {
// Retrieve the uncompressed contents into a new buffer // Retrieve the uncompressed contents into a new buffer
BlockContents contents; BlockContents contents;
Status stat = UncompressBlockContentsForCompressionType(*r->verify_ctx, Status stat = UncompressBlockContentsForCompressionType(
block_contents.data(), block_contents.size(), &contents, *r->verify_ctx, block_contents.data(), block_contents.size(),
r->table_options.format_version, &contents, r->table_options.format_version, r->ioptions);
r->ioptions);
if (stat.ok()) { if (stat.ok()) {
bool compressed_ok = contents.data.compare(raw_block_contents) == 0; bool compressed_ok = contents.data.compare(raw_block_contents) == 0;
@ -759,7 +756,8 @@ Status BlockBasedTableBuilder::Finish() {
r->props.merge_operator_name = r->ioptions.merge_operator != nullptr r->props.merge_operator_name = r->ioptions.merge_operator != nullptr
? r->ioptions.merge_operator->Name() ? r->ioptions.merge_operator->Name()
: "nullptr"; : "nullptr";
r->props.compression_name = CompressionTypeToString(r->compression_ctx.type()); r->props.compression_name =
CompressionTypeToString(r->compression_ctx.type());
r->props.prefix_extractor_name = r->props.prefix_extractor_name =
r->moptions.prefix_extractor != nullptr r->moptions.prefix_extractor != nullptr
? r->moptions.prefix_extractor->Name() ? r->moptions.prefix_extractor->Name()

3
table/block_based_table_builder.h
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@ -122,8 +122,7 @@ class BlockBasedTableBuilder : public TableBuilder {
const uint64_t kCompressionSizeLimit = std::numeric_limits<int>::max(); const uint64_t kCompressionSizeLimit = std::numeric_limits<int>::max();
}; };
Slice CompressBlock(const Slice& raw, Slice CompressBlock(const Slice& raw, const CompressionContext& compression_ctx,
const CompressionContext& compression_ctx,
CompressionType* type, uint32_t format_version, CompressionType* type, uint32_t format_version,
std::string* compressed_output); std::string* compressed_output);

15
table/block_based_table_reader.cc
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@ -1103,12 +1103,10 @@ Status BlockBasedTable::GetDataBlockFromCache(
// Retrieve the uncompressed contents into a new buffer // Retrieve the uncompressed contents into a new buffer
BlockContents contents; BlockContents contents;
UncompressionContext uncompresssion_ctx(compressed_block->compression_type(), UncompressionContext uncompresssion_ctx(compressed_block->compression_type(),
compression_dict); compression_dict);
s = UncompressBlockContents(uncompresssion_ctx, s = UncompressBlockContents(uncompresssion_ctx, compressed_block->data(),
compressed_block->data(),
compressed_block->size(), &contents, compressed_block->size(), &contents,
format_version, format_version, ioptions);
ioptions);
// Insert uncompressed block into block cache // Insert uncompressed block into block cache
if (s.ok()) { if (s.ok()) {
@ -1183,10 +1181,11 @@ Status BlockBasedTable::PutDataBlockToCache(
BlockContents contents; BlockContents contents;
Statistics* statistics = ioptions.statistics; Statistics* statistics = ioptions.statistics;
if (raw_block->compression_type() != kNoCompression) { if (raw_block->compression_type() != kNoCompression) {
UncompressionContext uncompression_ctx(raw_block->compression_type(), compression_dict); UncompressionContext uncompression_ctx(raw_block->compression_type(),
compression_dict);
s = UncompressBlockContents(uncompression_ctx, raw_block->data(), s = UncompressBlockContents(uncompression_ctx, raw_block->data(),
raw_block->size(), &contents, raw_block->size(), &contents, format_version,
format_version, ioptions); ioptions);
} }
if (!s.ok()) { if (!s.ok()) {
delete raw_block; delete raw_block;

7
table/block_fetcher.cc
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@ -226,10 +226,9 @@ Status BlockFetcher::ReadBlockContents() {
if (do_uncompress_ && compression_type != kNoCompression) { if (do_uncompress_ && compression_type != kNoCompression) {
// compressed page, uncompress, update cache // compressed page, uncompress, update cache
UncompressionContext uncompression_ctx(compression_type, compression_dict_); UncompressionContext uncompression_ctx(compression_type, compression_dict_);
status_ = UncompressBlockContents(uncompression_ctx, status_ =
slice_.data(), block_size_, contents_, UncompressBlockContents(uncompression_ctx, slice_.data(), block_size_,
footer_.version(), contents_, footer_.version(), ioptions_);
ioptions_);
} else { } else {
GetBlockContents(); GetBlockContents();
} }

27
table/format.cc
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@ -264,12 +264,14 @@ Status ReadFooterFromFile(RandomAccessFileReader* file,
return Status::OK(); return Status::OK();
} }
Status UncompressBlockContentsForCompressionType(const UncompressionContext& uncompression_ctx, Status UncompressBlockContentsForCompressionType(
const char* data, size_t n, BlockContents* contents, const UncompressionContext& uncompression_ctx, const char* data, size_t n,
uint32_t format_version, const ImmutableCFOptions &ioptions) { BlockContents* contents, uint32_t format_version,
const ImmutableCFOptions& ioptions) {
std::unique_ptr<char[]> ubuf; std::unique_ptr<char[]> ubuf;
assert(uncompression_ctx.type() != kNoCompression && "Invalid compression type"); assert(uncompression_ctx.type() != kNoCompression &&
"Invalid compression type");
StopWatchNano timer(ioptions.env, StopWatchNano timer(ioptions.env,
ShouldReportDetailedTime(ioptions.env, ioptions.statistics)); ShouldReportDetailedTime(ioptions.env, ioptions.statistics));
@ -290,8 +292,8 @@ Status UncompressBlockContentsForCompressionType(const UncompressionContext& unc
break; break;
} }
case kZlibCompression: case kZlibCompression:
ubuf.reset(Zlib_Uncompress(uncompression_ctx, ubuf.reset(Zlib_Uncompress(
data, n, &decompress_size, uncompression_ctx, data, n, &decompress_size,
GetCompressFormatForVersion(kZlibCompression, format_version))); GetCompressFormatForVersion(kZlibCompression, format_version)));
if (!ubuf) { if (!ubuf) {
static char zlib_corrupt_msg[] = static char zlib_corrupt_msg[] =
@ -314,8 +316,8 @@ Status UncompressBlockContentsForCompressionType(const UncompressionContext& unc
BlockContents(std::move(ubuf), decompress_size, true, kNoCompression); BlockContents(std::move(ubuf), decompress_size, true, kNoCompression);
break; break;
case kLZ4Compression: case kLZ4Compression:
ubuf.reset(LZ4_Uncompress(uncompression_ctx, ubuf.reset(LZ4_Uncompress(
data, n, &decompress_size, uncompression_ctx, data, n, &decompress_size,
GetCompressFormatForVersion(kLZ4Compression, format_version))); GetCompressFormatForVersion(kLZ4Compression, format_version)));
if (!ubuf) { if (!ubuf) {
static char lz4_corrupt_msg[] = static char lz4_corrupt_msg[] =
@ -326,8 +328,8 @@ Status UncompressBlockContentsForCompressionType(const UncompressionContext& unc
BlockContents(std::move(ubuf), decompress_size, true, kNoCompression); BlockContents(std::move(ubuf), decompress_size, true, kNoCompression);
break; break;
case kLZ4HCCompression: case kLZ4HCCompression:
ubuf.reset(LZ4_Uncompress(uncompression_ctx, ubuf.reset(LZ4_Uncompress(
data, n, &decompress_size, uncompression_ctx, data, n, &decompress_size,
GetCompressFormatForVersion(kLZ4HCCompression, format_version))); GetCompressFormatForVersion(kLZ4HCCompression, format_version)));
if (!ubuf) { if (!ubuf) {
static char lz4hc_corrupt_msg[] = static char lz4hc_corrupt_msg[] =
@ -382,12 +384,11 @@ Status UncompressBlockContentsForCompressionType(const UncompressionContext& unc
Status UncompressBlockContents(const UncompressionContext& uncompression_ctx, Status UncompressBlockContents(const UncompressionContext& uncompression_ctx,
const char* data, size_t n, const char* data, size_t n,
BlockContents* contents, uint32_t format_version, BlockContents* contents, uint32_t format_version,
const ImmutableCFOptions &ioptions) { const ImmutableCFOptions& ioptions) {
assert(data[n] != kNoCompression); assert(data[n] != kNoCompression);
assert(data[n] == uncompression_ctx.type()); assert(data[n] == uncompression_ctx.type());
return UncompressBlockContentsForCompressionType( return UncompressBlockContentsForCompressionType(
uncompression_ctx, data, n, contents, uncompression_ctx, data, n, contents, format_version, ioptions);
format_version, ioptions);
} }
} // namespace rocksdb } // namespace rocksdb

14
table/format.h
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@ -228,19 +228,17 @@ extern Status ReadBlockContents(
// free this buffer. // free this buffer.
// For description of compress_format_version and possible values, see // For description of compress_format_version and possible values, see
// util/compression.h // util/compression.h
extern Status UncompressBlockContents(const UncompressionContext& uncompression_ctx, extern Status UncompressBlockContents(
const char* data, size_t n, const UncompressionContext& uncompression_ctx, const char* data, size_t n,
BlockContents* contents, BlockContents* contents, uint32_t compress_format_version,
uint32_t compress_format_version, const ImmutableCFOptions& ioptions);
const ImmutableCFOptions &ioptions);
// This is an extension to UncompressBlockContents that accepts // This is an extension to UncompressBlockContents that accepts
// a specific compression type. This is used by un-wrapped blocks // a specific compression type. This is used by un-wrapped blocks
// with no compression header. // with no compression header.
extern Status UncompressBlockContentsForCompressionType( extern Status UncompressBlockContentsForCompressionType(
const UncompressionContext& uncompression_ctx, const UncompressionContext& uncompression_ctx, const char* data, size_t n,
const char* data, size_t n, BlockContents* contents, BlockContents* contents, uint32_t compress_format_version,
uint32_t compress_format_version,
const ImmutableCFOptions& ioptions); const ImmutableCFOptions& ioptions);
// Implementation details follow. Clients should ignore, // Implementation details follow. Clients should ignore,

50
tools/db_bench_tool.cc
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@ -1947,36 +1947,36 @@ class Benchmark {
} }
inline bool CompressSlice(const CompressionContext& compression_ctx, inline bool CompressSlice(const CompressionContext& compression_ctx,
const Slice& input, std::string* compressed) { const Slice& input, std::string* compressed) {
bool ok = true; bool ok = true;
switch (FLAGS_compression_type_e) { switch (FLAGS_compression_type_e) {
case rocksdb::kSnappyCompression: case rocksdb::kSnappyCompression:
ok = Snappy_Compress(compression_ctx, input.data(), ok = Snappy_Compress(compression_ctx, input.data(), input.size(),
input.size(), compressed); compressed);
break; break;
case rocksdb::kZlibCompression: case rocksdb::kZlibCompression:
ok = Zlib_Compress(compression_ctx, 2, input.data(), ok = Zlib_Compress(compression_ctx, 2, input.data(), input.size(),
input.size(), compressed); compressed);
break; break;
case rocksdb::kBZip2Compression: case rocksdb::kBZip2Compression:
ok = BZip2_Compress(compression_ctx, 2, input.data(), ok = BZip2_Compress(compression_ctx, 2, input.data(), input.size(),
input.size(), compressed); compressed);
break; break;
case rocksdb::kLZ4Compression: case rocksdb::kLZ4Compression:
ok = LZ4_Compress(compression_ctx, 2, input.data(), ok = LZ4_Compress(compression_ctx, 2, input.data(), input.size(),
input.size(), compressed); compressed);
break; break;
case rocksdb::kLZ4HCCompression: case rocksdb::kLZ4HCCompression:
ok = LZ4HC_Compress(compression_ctx, 2, input.data(), ok = LZ4HC_Compress(compression_ctx, 2, input.data(), input.size(),
input.size(), compressed); compressed);
break; break;
case rocksdb::kXpressCompression: case rocksdb::kXpressCompression:
ok = XPRESS_Compress(input.data(), ok = XPRESS_Compress(input.data(),
input.size(), compressed); input.size(), compressed);
break; break;
case rocksdb::kZSTD: case rocksdb::kZSTD:
ok = ZSTD_Compress(compression_ctx, input.data(), ok = ZSTD_Compress(compression_ctx, input.data(), input.size(),
input.size(), compressed); compressed);
break; break;
default: default:
ok = false; ok = false;
@ -2058,8 +2058,10 @@ class Benchmark {
const int len = FLAGS_block_size; const int len = FLAGS_block_size;
std::string input_str(len, 'y'); std::string input_str(len, 'y');
std::string compressed; std::string compressed;
CompressionContext compression_ctx(FLAGS_compression_type_e, Options().compression_opts); CompressionContext compression_ctx(FLAGS_compression_type_e,
bool result = CompressSlice(compression_ctx, Slice(input_str), &compressed); Options().compression_opts);
bool result =
CompressSlice(compression_ctx, Slice(input_str), &compressed);
if (!result) { if (!result) {
fprintf(stdout, "WARNING: %s compression is not enabled\n", fprintf(stdout, "WARNING: %s compression is not enabled\n",
@ -2851,8 +2853,8 @@ void VerifyDBFromDB(std::string& truth_db_name) {
int64_t produced = 0; int64_t produced = 0;
bool ok = true; bool ok = true;
std::string compressed; std::string compressed;
CompressionContext compression_ctx(FLAGS_compression_type_e, CompressionContext compression_ctx(FLAGS_compression_type_e,
Options().compression_opts); Options().compression_opts);
// Compress 1G // Compress 1G
while (ok && bytes < int64_t(1) << 30) { while (ok && bytes < int64_t(1) << 30) {
@ -2881,7 +2883,7 @@ void VerifyDBFromDB(std::string& truth_db_name) {
UncompressionContext uncompression_ctx(FLAGS_compression_type_e); UncompressionContext uncompression_ctx(FLAGS_compression_type_e);
CompressionContext compression_ctx(FLAGS_compression_type_e, CompressionContext compression_ctx(FLAGS_compression_type_e,
Options().compression_opts); Options().compression_opts);
bool ok = CompressSlice(compression_ctx, input, &compressed); bool ok = CompressSlice(compression_ctx, input, &compressed);
int64_t bytes = 0; int64_t bytes = 0;
@ -2904,8 +2906,7 @@ void VerifyDBFromDB(std::string& truth_db_name) {
} }
case rocksdb::kZlibCompression: case rocksdb::kZlibCompression:
uncompressed = Zlib_Uncompress(uncompression_ctx, compressed.data(), uncompressed = Zlib_Uncompress(uncompression_ctx, compressed.data(),
compressed.size(), compressed.size(), &decompress_size, 2);
&decompress_size, 2);
ok = uncompressed != nullptr; ok = uncompressed != nullptr;
break; break;
case rocksdb::kBZip2Compression: case rocksdb::kBZip2Compression:
@ -2915,14 +2916,12 @@ void VerifyDBFromDB(std::string& truth_db_name) {
break; break;
case rocksdb::kLZ4Compression: case rocksdb::kLZ4Compression:
uncompressed = LZ4_Uncompress(uncompression_ctx, compressed.data(), uncompressed = LZ4_Uncompress(uncompression_ctx, compressed.data(),
compressed.size(), compressed.size(), &decompress_size, 2);
&decompress_size, 2);
ok = uncompressed != nullptr; ok = uncompressed != nullptr;
break; break;
case rocksdb::kLZ4HCCompression: case rocksdb::kLZ4HCCompression:
uncompressed = LZ4_Uncompress(uncompression_ctx, compressed.data(), uncompressed = LZ4_Uncompress(uncompression_ctx, compressed.data(),
compressed.size(), compressed.size(), &decompress_size, 2);
&decompress_size, 2);
ok = uncompressed != nullptr; ok = uncompressed != nullptr;
break; break;
case rocksdb::kXpressCompression: case rocksdb::kXpressCompression:
@ -2932,8 +2931,7 @@ void VerifyDBFromDB(std::string& truth_db_name) {
break; break;
case rocksdb::kZSTD: case rocksdb::kZSTD:
uncompressed = ZSTD_Uncompress(uncompression_ctx, compressed.data(), uncompressed = ZSTD_Uncompress(uncompression_ctx, compressed.data(),
compressed.size(), compressed.size(), &decompress_size);
&decompress_size);
ok = uncompressed != nullptr; ok = uncompressed != nullptr;
break; break;
default: default:

3
tools/db_stress.cc
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@ -219,7 +219,8 @@ DEFINE_int32(level0_stop_writes_trigger,
rocksdb::Options().level0_stop_writes_trigger, rocksdb::Options().level0_stop_writes_trigger,
"Number of files in level-0 that will trigger put stop."); "Number of files in level-0 that will trigger put stop.");
DEFINE_int32(block_size, rocksdb::BlockBasedTableOptions().block_size, DEFINE_int32(block_size,
static_cast<int32_t>(rocksdb::BlockBasedTableOptions().block_size),
"Number of bytes in a block."); "Number of bytes in a block.");
DEFINE_int32( DEFINE_int32(

186
util/compression.h
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@ -56,34 +56,32 @@ ZSTD_customMem GetJeZstdAllocationOverrides();
// If, in the future we have more than one native context to // If, in the future we have more than one native context to
// cache we can arrange this as a tuple // cache we can arrange this as a tuple
class ZSTDUncompressCachedData { class ZSTDUncompressCachedData {
public: public:
using ZSTDNativeContext = ZSTD_DCtx*; using ZSTDNativeContext = ZSTD_DCtx*;
ZSTDUncompressCachedData() {} ZSTDUncompressCachedData() {}
// Init from cache // Init from cache
ZSTDUncompressCachedData(const ZSTDUncompressCachedData& o) = delete; ZSTDUncompressCachedData(const ZSTDUncompressCachedData& o) = delete;
ZSTDUncompressCachedData& operator=(const ZSTDUncompressCachedData&) = delete; ZSTDUncompressCachedData& operator=(const ZSTDUncompressCachedData&) = delete;
ZSTDUncompressCachedData(ZSTDUncompressCachedData&& o) ROCKSDB_NOEXCEPT : ZSTDUncompressCachedData(ZSTDUncompressCachedData&& o) ROCKSDB_NOEXCEPT
ZSTDUncompressCachedData() { : ZSTDUncompressCachedData() {
*this = std::move(o); *this = std::move(o);
} }
ZSTDUncompressCachedData& operator=(ZSTDUncompressCachedData&& o) ROCKSDB_NOEXCEPT { ZSTDUncompressCachedData& operator=(ZSTDUncompressCachedData&& o)
ROCKSDB_NOEXCEPT {
assert(zstd_ctx_ == nullptr); assert(zstd_ctx_ == nullptr);
std::swap(zstd_ctx_,o.zstd_ctx_); std::swap(zstd_ctx_, o.zstd_ctx_);
std::swap(cache_idx_,o.cache_idx_); std::swap(cache_idx_, o.cache_idx_);
return *this; return *this;
} }
ZSTDNativeContext Get() const { ZSTDNativeContext Get() const { return zstd_ctx_; }
return zstd_ctx_; int64_t GetCacheIndex() const { return cache_idx_; }
}
int64_t GetCacheIndex() const {
return cache_idx_;
}
void CreateIfNeeded() { void CreateIfNeeded() {
if (zstd_ctx_ == nullptr) { if (zstd_ctx_ == nullptr) {
#ifdef ROCKSDB_ZSTD_CUSTOM_MEM #ifdef ROCKSDB_ZSTD_CUSTOM_MEM
zstd_ctx_ = ZSTD_createDCtx_advanced(port::GetJeZstdAllocationOverrides()); zstd_ctx_ =
ZSTD_createDCtx_advanced(port::GetJeZstdAllocationOverrides());
#else // ROCKSDB_ZSTD_CUSTOM_MEM #else // ROCKSDB_ZSTD_CUSTOM_MEM
zstd_ctx_ = ZSTD_createDCtx(); zstd_ctx_ = ZSTD_createDCtx();
#endif // ROCKSDB_ZSTD_CUSTOM_MEM #endif // ROCKSDB_ZSTD_CUSTOM_MEM
cache_idx_ = -1; cache_idx_ = -1;
} }
@ -97,31 +95,30 @@ public:
ZSTD_freeDCtx(zstd_ctx_); ZSTD_freeDCtx(zstd_ctx_);
} }
} }
private:
ZSTDNativeContext zstd_ctx_ = nullptr; private:
int64_t cache_idx_ = -1; // -1 means this instance owns the context ZSTDNativeContext zstd_ctx_ = nullptr;
int64_t cache_idx_ = -1; // -1 means this instance owns the context
}; };
#endif // (ZSTD_VERSION_NUMBER >= 500) #endif // (ZSTD_VERSION_NUMBER >= 500)
} // namespace rocksdb } // namespace rocksdb
#endif // ZSTD #endif // ZSTD
#if !(defined ZSTD) || !(ZSTD_VERSION_NUMBER >= 500) #if !(defined ZSTD) || !(ZSTD_VERSION_NUMBER >= 500)
namespace rocksdb { namespace rocksdb {
class ZSTDUncompressCachedData { class ZSTDUncompressCachedData {
void* padding; // unused void* padding; // unused
public: public:
using ZSTDNativeContext = void*; using ZSTDNativeContext = void*;
ZSTDUncompressCachedData() {} ZSTDUncompressCachedData() {}
ZSTDUncompressCachedData(const ZSTDUncompressCachedData&) {} ZSTDUncompressCachedData(const ZSTDUncompressCachedData&) {}
ZSTDUncompressCachedData& operator=(const ZSTDUncompressCachedData&) = delete; ZSTDUncompressCachedData& operator=(const ZSTDUncompressCachedData&) = delete;
ZSTDUncompressCachedData(ZSTDUncompressCachedData&&) ROCKSDB_NOEXCEPT = default; ZSTDUncompressCachedData(ZSTDUncompressCachedData&&)
ZSTDUncompressCachedData& operator=(ZSTDUncompressCachedData&&) ROCKSDB_NOEXCEPT = default; ROCKSDB_NOEXCEPT = default;
ZSTDNativeContext Get() const { ZSTDUncompressCachedData& operator=(ZSTDUncompressCachedData&&)
return nullptr; ROCKSDB_NOEXCEPT = default;
} ZSTDNativeContext Get() const { return nullptr; }
int64_t GetCacheIndex() const { int64_t GetCacheIndex() const { return -1; }
return -1;
}
void CreateIfNeeded() {} void CreateIfNeeded() {}
void InitFromCache(const ZSTDUncompressCachedData&, int64_t) {} void InitFromCache(const ZSTDUncompressCachedData&, int64_t) {}
}; };
@ -136,18 +133,19 @@ namespace rocksdb {
// Instantiate this class and pass it to the uncompression API below // Instantiate this class and pass it to the uncompression API below
class CompressionContext { class CompressionContext {
private: private:
const CompressionType type_; const CompressionType type_;
const CompressionOptions opts_; const CompressionOptions opts_;
Slice dict_; Slice dict_;
#if defined(ZSTD) && (ZSTD_VERSION_NUMBER >= 500) #if defined(ZSTD) && (ZSTD_VERSION_NUMBER >= 500)
ZSTD_CCtx* zstd_ctx_ = nullptr; ZSTD_CCtx* zstd_ctx_ = nullptr;
void CreateNativeContext() { void CreateNativeContext() {
if (type_ == kZSTD) { if (type_ == kZSTD) {
#ifdef ROCKSDB_ZSTD_CUSTOM_MEM #ifdef ROCKSDB_ZSTD_CUSTOM_MEM
zstd_ctx_ = ZSTD_createCCtx_advanced(port::GetJeZstdAllocationOverrides()); zstd_ctx_ =
ZSTD_createCCtx_advanced(port::GetJeZstdAllocationOverrides());
#else // ROCKSDB_ZSTD_CUSTOM_MEM #else // ROCKSDB_ZSTD_CUSTOM_MEM
zstd_ctx_ = ZSTD_createCCtx(); zstd_ctx_ = ZSTD_createCCtx();
#endif // ROCKSDB_ZSTD_CUSTOM_MEM #endif // ROCKSDB_ZSTD_CUSTOM_MEM
} }
} }
@ -156,79 +154,63 @@ private:
ZSTD_freeCCtx(zstd_ctx_); ZSTD_freeCCtx(zstd_ctx_);
} }
} }
public:
public:
// callable inside ZSTD_Compress // callable inside ZSTD_Compress
ZSTD_CCtx * ZSTDPreallocCtx() const { ZSTD_CCtx* ZSTDPreallocCtx() const {
assert(type_ == kZSTD); assert(type_ == kZSTD);
return zstd_ctx_; return zstd_ctx_;
} }
#else // ZSTD && (ZSTD_VERSION_NUMBER >= 500) #else // ZSTD && (ZSTD_VERSION_NUMBER >= 500)
private: private:
void CreateNativeContext() {} void CreateNativeContext() {}
void DestroyNativeContext() {} void DestroyNativeContext() {}
#endif //ZSTD && (ZSTD_VERSION_NUMBER >= 500) #endif // ZSTD && (ZSTD_VERSION_NUMBER >= 500)
public: public:
explicit CompressionContext(CompressionType comp_type) : explicit CompressionContext(CompressionType comp_type) : type_(comp_type) {
type_(comp_type) {
CreateNativeContext(); CreateNativeContext();
} }
CompressionContext(CompressionType comp_type, CompressionContext(CompressionType comp_type, const CompressionOptions& opts,
const CompressionOptions& opts, const Slice& comp_dict = Slice())
const Slice& comp_dict = Slice()) : : type_(comp_type), opts_(opts), dict_(comp_dict) {
type_(comp_type),
opts_(opts),
dict_(comp_dict) {
CreateNativeContext(); CreateNativeContext();
} }
~CompressionContext() { ~CompressionContext() { DestroyNativeContext(); }
DestroyNativeContext();
}
CompressionContext(const CompressionContext&) = delete; CompressionContext(const CompressionContext&) = delete;
CompressionContext& operator=(const CompressionContext&) = delete; CompressionContext& operator=(const CompressionContext&) = delete;
const CompressionOptions& options() const { const CompressionOptions& options() const { return opts_; }
return opts_; CompressionType type() const { return type_; }
} const Slice& dict() const { return dict_; }
CompressionType type() const { Slice& dict() { return dict_; }
return type_;
}
const Slice& dict() const {
return dict_;
}
Slice& dict() {
return dict_;
}
}; };
// Instantiate this class and pass it to the uncompression API below // Instantiate this class and pass it to the uncompression API below
class UncompressionContext { class UncompressionContext {
private: private:
CompressionType type_; CompressionType type_;
Slice dict_; Slice dict_;
CompressionContextCache* ctx_cache_ = nullptr; CompressionContextCache* ctx_cache_ = nullptr;
ZSTDUncompressCachedData uncomp_cached_data_; ZSTDUncompressCachedData uncomp_cached_data_;
public:
public:
struct NoCache {}; struct NoCache {};
// Do not use context cache, used by TableBuilder // Do not use context cache, used by TableBuilder
UncompressionContext(NoCache, CompressionType comp_type) : UncompressionContext(NoCache, CompressionType comp_type) : type_(comp_type) {}
type_(comp_type) { explicit UncompressionContext(CompressionType comp_type)
} : UncompressionContext(comp_type, Slice()) {}
explicit UncompressionContext(CompressionType comp_type) : UncompressionContext(CompressionType comp_type, const Slice& comp_dict)
UncompressionContext(comp_type, Slice()) { : type_(comp_type), dict_(comp_dict) {
}
UncompressionContext(CompressionType comp_type, const Slice& comp_dict) :
type_(comp_type), dict_(comp_dict) {
if (type_ == kZSTD) { if (type_ == kZSTD) {
ctx_cache_ = CompressionContextCache::Instance(); ctx_cache_ = CompressionContextCache::Instance();
uncomp_cached_data_ = ctx_cache_->GetCachedZSTDUncompressData(); uncomp_cached_data_ = ctx_cache_->GetCachedZSTDUncompressData();
} }
} }
~UncompressionContext() { ~UncompressionContext() {
if (type_ == kZSTD && if (type_ == kZSTD && uncomp_cached_data_.GetCacheIndex() != -1) {
uncomp_cached_data_.GetCacheIndex() != -1) {
assert(ctx_cache_ != nullptr); assert(ctx_cache_ != nullptr);
ctx_cache_->ReturnCachedZSTDUncompressData( ctx_cache_->ReturnCachedZSTDUncompressData(
uncomp_cached_data_.GetCacheIndex()); uncomp_cached_data_.GetCacheIndex());
} }
} }
UncompressionContext(const UncompressionContext&) = delete; UncompressionContext(const UncompressionContext&) = delete;
@ -237,15 +219,9 @@ public:
ZSTDUncompressCachedData::ZSTDNativeContext GetZSTDContext() const { ZSTDUncompressCachedData::ZSTDNativeContext GetZSTDContext() const {
return uncomp_cached_data_.Get(); return uncomp_cached_data_.Get();
} }
CompressionType type() const { CompressionType type() const { return type_; }
return type_; const Slice& dict() const { return dict_; }
} Slice& dict() { return dict_; }
const Slice& dict() const {
return dict_;
}
Slice& dict() {
return dict_;
}
}; };
inline bool Snappy_Supported() { inline bool Snappy_Supported() {
@ -471,9 +447,9 @@ inline bool Zlib_Compress(const CompressionContext& ctx,
if (ctx.dict().size()) { if (ctx.dict().size()) {
// Initialize the compression library's dictionary // Initialize the compression library's dictionary
st = deflateSetDictionary( st = deflateSetDictionary(&_stream,
&_stream, reinterpret_cast<const Bytef*>(ctx.dict().data()), reinterpret_cast<const Bytef*>(ctx.dict().data()),
static_cast<unsigned int>(ctx.dict().size())); static_cast<unsigned int>(ctx.dict().size()));
if (st != Z_OK) { if (st != Z_OK) {
deflateEnd(&_stream); deflateEnd(&_stream);
return false; return false;
@ -516,8 +492,8 @@ inline bool Zlib_Compress(const CompressionContext& ctx,
// header in varint32 format // header in varint32 format
// @param compression_dict Data for presetting the compression library's // @param compression_dict Data for presetting the compression library's
// dictionary. // dictionary.
inline char* Zlib_Uncompress(const UncompressionContext& ctx, const char* input_data, inline char* Zlib_Uncompress(const UncompressionContext& ctx,
size_t input_length, const char* input_data, size_t input_length,
int* decompress_size, int* decompress_size,
uint32_t compress_format_version, uint32_t compress_format_version,
int windowBits = -14) { int windowBits = -14) {
@ -551,9 +527,9 @@ inline char* Zlib_Uncompress(const UncompressionContext& ctx, const char* input_
if (ctx.dict().size()) { if (ctx.dict().size()) {
// Initialize the compression library's dictionary // Initialize the compression library's dictionary
st = inflateSetDictionary( st = inflateSetDictionary(&_stream,
&_stream, reinterpret_cast<const Bytef*>(ctx.dict().data()), reinterpret_cast<const Bytef*>(ctx.dict().data()),
static_cast<unsigned int>(ctx.dict().size())); static_cast<unsigned int>(ctx.dict().size()));
if (st != Z_OK) { if (st != Z_OK) {
return nullptr; return nullptr;
} }
@ -835,8 +811,8 @@ inline bool LZ4_Compress(const CompressionContext& ctx,
// header in varint32 format // header in varint32 format
// @param compression_dict Data for presetting the compression library's // @param compression_dict Data for presetting the compression library's
// dictionary. // dictionary.
inline char* LZ4_Uncompress(const UncompressionContext& ctx, const char* input_data, inline char* LZ4_Uncompress(const UncompressionContext& ctx,
size_t input_length, const char* input_data, size_t input_length,
int* decompress_size, int* decompress_size,
uint32_t compress_format_version) { uint32_t compress_format_version) {
#ifdef LZ4 #ifdef LZ4
@ -1026,9 +1002,9 @@ inline bool ZSTD_Compress(const CompressionContext& ctx, const char* input,
#if ZSTD_VERSION_NUMBER >= 500 // v0.5.0+ #if ZSTD_VERSION_NUMBER >= 500 // v0.5.0+
ZSTD_CCtx* context = ctx.ZSTDPreallocCtx(); ZSTD_CCtx* context = ctx.ZSTDPreallocCtx();
assert(context != nullptr); assert(context != nullptr);
outlen = ZSTD_compress_usingDict( outlen = ZSTD_compress_usingDict(context, &(*output)[output_header_len],
context, &(*output)[output_header_len], compressBound, input, length, compressBound, input, length,
ctx.dict().data(), ctx.dict().size(), level); ctx.dict().data(), ctx.dict().size(), level);
#else // up to v0.4.x #else // up to v0.4.x
outlen = ZSTD_compress(&(*output)[output_header_len], compressBound, input, outlen = ZSTD_compress(&(*output)[output_header_len], compressBound, input,
length, level); length, level);
@ -1049,8 +1025,8 @@ inline bool ZSTD_Compress(const CompressionContext& ctx, const char* input,
// @param compression_dict Data for presetting the compression library's // @param compression_dict Data for presetting the compression library's
// dictionary. // dictionary.
inline char* ZSTD_Uncompress(const UncompressionContext& ctx, const char* input_data, inline char* ZSTD_Uncompress(const UncompressionContext& ctx,
size_t input_length, const char* input_data, size_t input_length,
int* decompress_size) { int* decompress_size) {
#ifdef ZSTD #ifdef ZSTD
uint32_t output_len = 0; uint32_t output_len = 0;
@ -1065,8 +1041,8 @@ inline char* ZSTD_Uncompress(const UncompressionContext& ctx, const char* input_
ZSTD_DCtx* context = ctx.GetZSTDContext(); ZSTD_DCtx* context = ctx.GetZSTDContext();
assert(context != nullptr); assert(context != nullptr);
actual_output_length = ZSTD_decompress_usingDict( actual_output_length = ZSTD_decompress_usingDict(
context, output, output_len, input_data, input_length, context, output, output_len, input_data, input_length, ctx.dict().data(),
ctx.dict().data(), ctx.dict().size()); ctx.dict().size());
#else // up to v0.4.x #else // up to v0.4.x
actual_output_length = actual_output_length =
ZSTD_decompress(output, output_len, input_data, input_length); ZSTD_decompress(output, output_len, input_data, input_length);

45
util/compression_context_cache.cc
Unescape View File

@ -26,13 +26,13 @@ struct ZSTDCachedData {
// We choose to cache the below structure instead of a ptr // We choose to cache the below structure instead of a ptr
// because we want to avoid a) native types leak b) make // because we want to avoid a) native types leak b) make
// cache use transparent for the user // cache use transparent for the user
ZSTDUncompressCachedData uncomp_cached_data_; ZSTDUncompressCachedData uncomp_cached_data_;
std::atomic<void*> zstd_uncomp_sentinel_; std::atomic<void*> zstd_uncomp_sentinel_;
char padding[(CACHE_LINE_SIZE - char
(sizeof(ZSTDUncompressCachedData) + padding[(CACHE_LINE_SIZE -
sizeof(std::atomic<void*>)) % (sizeof(ZSTDUncompressCachedData) + sizeof(std::atomic<void*>)) %
CACHE_LINE_SIZE)]; // unused padding field CACHE_LINE_SIZE)]; // unused padding field
ZSTDCachedData() : zstd_uncomp_sentinel_(&uncomp_cached_data_) {} ZSTDCachedData() : zstd_uncomp_sentinel_(&uncomp_cached_data_) {}
ZSTDCachedData(const ZSTDCachedData&) = delete; ZSTDCachedData(const ZSTDCachedData&) = delete;
@ -41,7 +41,8 @@ struct ZSTDCachedData {
ZSTDUncompressCachedData GetUncompressData(int64_t idx) { ZSTDUncompressCachedData GetUncompressData(int64_t idx) {
ZSTDUncompressCachedData result; ZSTDUncompressCachedData result;
void* expected = &uncomp_cached_data_; void* expected = &uncomp_cached_data_;
if (zstd_uncomp_sentinel_.compare_exchange_strong(expected, SentinelValue)) { if (zstd_uncomp_sentinel_.compare_exchange_strong(expected,
SentinelValue)) {
uncomp_cached_data_.CreateIfNeeded(); uncomp_cached_data_.CreateIfNeeded();
result.InitFromCache(uncomp_cached_data_, idx); result.InitFromCache(uncomp_cached_data_, idx);
} else { } else {
@ -60,15 +61,15 @@ struct ZSTDCachedData {
} }
} }
}; };
static_assert(sizeof(ZSTDCachedData) % CACHE_LINE_SIZE == 0, "Expected CACHE_LINE_SIZE alignment"); static_assert(sizeof(ZSTDCachedData) % CACHE_LINE_SIZE == 0,
} // compression_cache "Expected CACHE_LINE_SIZE alignment");
} // namespace compression_cache
using namespace compression_cache; using namespace compression_cache;
class CompressionContextCache::Rep { class CompressionContextCache::Rep {
public: public:
Rep() { Rep() {}
}
ZSTDUncompressCachedData GetZSTDUncompressData() { ZSTDUncompressCachedData GetZSTDUncompressData() {
auto p = per_core_uncompr_.AccessElementAndIndex(); auto p = per_core_uncompr_.AccessElementAndIndex();
int64_t idx = static_cast<int64_t>(p.second); int64_t idx = static_cast<int64_t>(p.second);
@ -79,24 +80,22 @@ public:
auto* cn = per_core_uncompr_.AccessAtCore(static_cast<size_t>(idx)); auto* cn = per_core_uncompr_.AccessAtCore(static_cast<size_t>(idx));
cn->ReturnUncompressData(); cn->ReturnUncompressData();
} }
private:
private:
CoreLocalArray<ZSTDCachedData> per_core_uncompr_; CoreLocalArray<ZSTDCachedData> per_core_uncompr_;
}; };
CompressionContextCache::CompressionContextCache() : CompressionContextCache::CompressionContextCache() : rep_(new Rep()) {}
rep_(new Rep()) {
}
CompressionContextCache* CompressionContextCache::Instance() { CompressionContextCache* CompressionContextCache::Instance() {
static CompressionContextCache instance; static CompressionContextCache instance;
return &instance; return &instance;
} }
void CompressionContextCache::InitSingleton() { void CompressionContextCache::InitSingleton() { Instance(); }
Instance();
}
ZSTDUncompressCachedData CompressionContextCache::GetCachedZSTDUncompressData() { ZSTDUncompressCachedData
CompressionContextCache::GetCachedZSTDUncompressData() {
return rep_->GetZSTDUncompressData(); return rep_->GetZSTDUncompressData();
} }
@ -104,8 +103,6 @@ void CompressionContextCache::ReturnCachedZSTDUncompressData(int64_t idx) {
rep_->ReturnZSTDUncompressData(idx); rep_->ReturnZSTDUncompressData(idx);
} }
CompressionContextCache::~CompressionContextCache() { CompressionContextCache::~CompressionContextCache() { delete rep_; }
delete rep_;
}
} } // namespace rocksdb

14
util/compression_context_cache.h
Unescape View File

@ -11,9 +11,9 @@
// This helps with Random Read latencies and reduces CPU utilization // This helps with Random Read latencies and reduces CPU utilization
// Caching is implemented using CoreLocal facility. Compression/Uncompression // Caching is implemented using CoreLocal facility. Compression/Uncompression
// instances are cached on a per core basis using CoreLocalArray. A borrowed // instances are cached on a per core basis using CoreLocalArray. A borrowed
// instance is atomically replaced with a sentinel value for the time of being used. // instance is atomically replaced with a sentinel value for the time of being
// If it turns out that another thread is already makes use of the instance we still // used. If it turns out that another thread is already makes use of the
// create one on the heap which is later is destroyed. // instance we still create one on the heap which is later is destroyed.
#pragma once #pragma once
@ -23,7 +23,7 @@ namespace rocksdb {
class ZSTDUncompressCachedData; class ZSTDUncompressCachedData;
class CompressionContextCache { class CompressionContextCache {
public: public:
// Singleton // Singleton
static CompressionContextCache* Instance(); static CompressionContextCache* Instance();
static void InitSingleton(); static void InitSingleton();
@ -33,13 +33,13 @@ public:
ZSTDUncompressCachedData GetCachedZSTDUncompressData(); ZSTDUncompressCachedData GetCachedZSTDUncompressData();
void ReturnCachedZSTDUncompressData(int64_t idx); void ReturnCachedZSTDUncompressData(int64_t idx);
private: private:
// Singleton // Singleton
CompressionContextCache(); CompressionContextCache();
~CompressionContextCache(); ~CompressionContextCache();
class Rep; class Rep;
Rep* rep_; Rep* rep_;
}; };
} } // namespace rocksdb

6
utilities/blob_db/blob_db_impl.cc
Unescape View File

@ -1122,10 +1122,8 @@ Status BlobDBImpl::GetBlobValue(const Slice& key, const Slice& index_entry,
BLOB_DB_DECOMPRESSION_MICROS); BLOB_DB_DECOMPRESSION_MICROS);
UncompressionContext uncompression_ctx(bfile->compression()); UncompressionContext uncompression_ctx(bfile->compression());
s = UncompressBlockContentsForCompressionType( s = UncompressBlockContentsForCompressionType(
uncompression_ctx, uncompression_ctx, blob_value.data(), blob_value.size(), &contents,
blob_value.data(), blob_value.size(), &contents, kBlockBasedTableVersionFormat, *(cfh->cfd()->ioptions()));
kBlockBasedTableVersionFormat,
*(cfh->cfd()->ioptions()));
} }
value->PinSelf(contents.data); value->PinSelf(contents.data);
} }

6
utilities/blob_db/blob_dump_tool.cc
Unescape View File

@ -207,10 +207,8 @@ Status BlobDumpTool::DumpRecord(DisplayType show_key, DisplayType show_blob,
BlockContents contents; BlockContents contents;
UncompressionContext uncompression_ctx(compression); UncompressionContext uncompression_ctx(compression);
s = UncompressBlockContentsForCompressionType( s = UncompressBlockContentsForCompressionType(
uncompression_ctx, uncompression_ctx, slice.data() + key_size, value_size, &contents,
slice.data() + key_size, value_size, &contents, 2 /*compress_format_version*/, ImmutableCFOptions(Options()));
2 /*compress_format_version*/,
ImmutableCFOptions(Options()));
if (!s.ok()) { if (!s.ok()) {
return s; return s;
} }

8
utilities/column_aware_encoding_util.cc
Unescape View File

@ -173,8 +173,7 @@ void ColumnAwareEncodingReader::DecodeBlocksFromRowFormat(
(CompressionType)slice_final_with_bit[slice_final_with_bit.size() - 1]; (CompressionType)slice_final_with_bit[slice_final_with_bit.size() - 1];
if (type != kNoCompression) { if (type != kNoCompression) {
UncompressionContext uncompression_ctx(type); UncompressionContext uncompression_ctx(type);
UncompressBlockContents(uncompression_ctx, UncompressBlockContents(uncompression_ctx, slice_final_with_bit.c_str(),
slice_final_with_bit.c_str(),
slice_final_with_bit.size() - 1, &contents, slice_final_with_bit.size() - 1, &contents,
format_version, ioptions); format_version, ioptions);
decoded_content = std::string(contents.data.data(), contents.data.size()); decoded_content = std::string(contents.data.data(), contents.data.size());
@ -247,9 +246,8 @@ void CompressDataBlock(const std::string& output_content, Slice* slice_final,
CompressionType* type, std::string* compressed_output) { CompressionType* type, std::string* compressed_output) {
CompressionContext compression_ctx(*type); CompressionContext compression_ctx(*type);
uint32_t format_version = 2; // hard-coded version uint32_t format_version = 2; // hard-coded version
*slice_final = *slice_final = CompressBlock(output_content, compression_ctx, type,
CompressBlock(output_content, compression_ctx, type, format_version, format_version, compressed_output);
compressed_output);
} }
} // namespace } // namespace

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