fixed typo

Summary:
fixed typo
Closes https://github.com/facebook/rocksdb/pull/2376

Differential Revision: D5183630

Pulled By: ajkr

fbshipit-source-id: 133cfd0445959e70aa2cd1a12151bf3c0c5c3ac5

build_tools/run_ci_db_test.ps1

@@ -333,7 +333,7 @@ function RunJobs($Suites, $TestCmds, [int]$ConcurrencyVal)
             $Cases = @{}
 
             if($Suites.Count -gt 0) {
-              # Will teh first one
+              # Will the first one
               ForEach($e in $Suites.Keys) {
                 $exe_name = $e
                 $Cases = $Suites[$e]

db/column_family.cc

@@ -551,7 +551,7 @@ std::unique_ptr<WriteControllerToken> SetupDelay(
     // If DB just falled into the stop condition, we need to further reduce
     // the write rate to avoid the stop condition.
     if (penalize_stop) {
-      // Penalize the near stop or stop condition by more agressive slowdown.
+      // Penalize the near stop or stop condition by more aggressive slowdown.
       // This is to provide the long term slowdown increase signal.
       // The penalty is more than the reward of recovering to the normal
       // condition.

db/compaction_picker_universal.cc

@@ -621,7 +621,7 @@ Compaction* UniversalCompactionPicker::PickCompactionToReduceSizeAmp(
     const std::string& cf_name, const MutableCFOptions& mutable_cf_options,
     VersionStorageInfo* vstorage, double score,
     const std::vector<SortedRun>& sorted_runs, LogBuffer* log_buffer) {
-  // percentage flexibilty while reducing size amplification
+  // percentage flexibility while reducing size amplification
   uint64_t ratio =
       ioptions_.compaction_options_universal.max_size_amplification_percent;
 

db/db_impl.cc

@@ -2448,7 +2448,7 @@ void DBImpl::EraseThreadStatusDbInfo() const {
 // A global method that can dump out the build version
 void DumpRocksDBBuildVersion(Logger * log) {
 #if !defined(IOS_CROSS_COMPILE)
-  // if we compile with Xcode, we don't run build_detect_vesion, so we don't
+  // if we compile with Xcode, we don't run build_detect_version, so we don't
   // generate util/build_version.cc
   ROCKS_LOG_HEADER(log, "RocksDB version: %d.%d.%d\n", ROCKSDB_MAJOR,
                    ROCKSDB_MINOR, ROCKSDB_PATCH);

db/external_sst_file_ingestion_job.h

@@ -97,7 +97,7 @@ class ExternalSstFileIngestionJob {
   // REQUIRES: Mutex held
   void UpdateStats();
 
-  // Cleanup after successfull/failed job
+  // Cleanup after successful/failed job
   void Cleanup(const Status& status);
 
   VersionEdit* edit() { return &edit_; }

include/rocksdb/options.h

@@ -771,7 +771,7 @@ struct DBOptions {
   // If enable_pipelined_write is true, separate write thread queue is
   // maintained for WAL write and memtable write. A write thread first enter WAL
   // writer queue and then memtable writer queue. Pending thread on the WAL
-  // writer queue thus only have to wait for previous writers to finish thier
+  // writer queue thus only have to wait for previous writers to finish their
   // WAL writing but not the memtable writing. Enabling the feature may improve
   // write throughput and reduce latency of the prepare phase of two-phase
   // commit.

java/rocksjni/portal.h

@@ -1635,7 +1635,7 @@ class BackupInfoListJni {
     jobject jbackup_info_handle_list =
         env->NewObject(jarray_list_clazz, cstr_mid, backup_infos.size());
     if(env->ExceptionCheck()) {
-      // exception occured constructing object
+      // exception occurred constructing object
       return nullptr;
     }
 
@@ -1650,7 +1650,7 @@ class BackupInfoListJni {
           backup_info.size,
           backup_info.number_files);
       if(env->ExceptionCheck()) {
-        // exception occured constructing object
+        // exception occurred constructing object
         if(obj != nullptr) {
           env->DeleteLocalRef(obj);
         }
@@ -1663,7 +1663,7 @@ class BackupInfoListJni {
       jboolean rs =
           env->CallBooleanMethod(jbackup_info_handle_list, add_mid, obj);
       if(env->ExceptionCheck() || rs == JNI_FALSE) {
-        // exception occured calling method, or could not add
+        // exception occurred calling method, or could not add
         if(obj != nullptr) {
           env->DeleteLocalRef(obj);
         }
@@ -1825,7 +1825,7 @@ class WriteTypeJni : public JavaClass {
         env->GetStaticFieldID(jclazz, name,
             "Lorg/rocksdb/WBWIRocksIterator$WriteType;");
     if(env->ExceptionCheck()) {
-      // exception occured while getting field
+      // exception occurred while getting field
       return nullptr;
     } else if(jfid == nullptr) {
       return nullptr;
@@ -1962,7 +1962,7 @@ class InfoLogLevelJni : public JavaClass {
     jfieldID jfid =
         env->GetStaticFieldID(jclazz, name, "Lorg/rocksdb/InfoLogLevel;");
     if(env->ExceptionCheck()) {
-      // exception occured while getting field
+      // exception occurred while getting field
       return nullptr;
     } else if(jfid == nullptr) {
       return nullptr;

java/rocksjni/rocksjni.cc

@@ -122,7 +122,7 @@ jlongArray rocksdb_open_helper(JNIEnv* env, jlong jopt_handle,
   env->ReleaseLongArrayElements(jcolumn_options, jco, JNI_ABORT);
 
   if(has_exception == JNI_TRUE) {
-    // exception occured
+    // exception occurred
     env->ReleaseStringUTFChars(jdb_path, db_path);
     return nullptr;
   }
@@ -2180,7 +2180,7 @@ void Java_org_rocksdb_RocksDB_ingestExternalFile(
       rocksdb::JniUtil::copyStrings(env, jfile_path_list, jfile_path_list_len,
           &has_exception);
   if(has_exception == JNI_TRUE) {
-    // exception occured
+    // exception occurred
     return;
   }
 

java/rocksjni/ttl.cc

@@ -91,7 +91,7 @@ jlongArray
   env->ReleaseLongArrayElements(jcolumn_options, jco, JNI_ABORT);
 
   if(has_exception == JNI_TRUE) {
-    // exception occured
+    // exception occurred
     env->ReleaseStringUTFChars(jdb_path, db_path);
     return nullptr;
   }

java/src/main/java/org/rocksdb/CompactionOptionsUniversal.java

@@ -15,7 +15,7 @@ public class CompactionOptionsUniversal extends RocksObject {
   }
 
   /**
-   * Percentage flexibilty while comparing file size. If the candidate file(s)
+   * Percentage flexibility while comparing file size. If the candidate file(s)
    * size is 1% smaller than the next file's size, then include next file into
    * this candidate set.
    *
@@ -31,7 +31,7 @@ public class CompactionOptionsUniversal extends RocksObject {
   }
 
   /**
-   * Percentage flexibilty while comparing file size. If the candidate file(s)
+   * Percentage flexibility while comparing file size. If the candidate file(s)
    * size is 1% smaller than the next file's size, then include next file into
    * this candidate set.
    *

options/options_test.cc

@@ -336,7 +336,7 @@ TEST_F(OptionsTest, GetColumnFamilyOptionsFromStringTest) {
   ASSERT_EQ(new_cf_opt.arena_block_size, 21 * tera);
 
   // Nested block based table options
-  // Emtpy
+  // Empty
   ASSERT_OK(GetColumnFamilyOptionsFromString(base_cf_opt,
             "write_buffer_size=10;max_write_buffer_number=16;"
             "block_based_table_factory={};arena_block_size=1024",
@@ -404,7 +404,7 @@ TEST_F(OptionsTest, GetColumnFamilyOptionsFromStringTest) {
   ASSERT_OK(RocksDBOptionsParser::VerifyCFOptions(base_cf_opt, new_cf_opt));
 
   // Nested plain table options
-  // Emtpy
+  // Empty
   ASSERT_OK(GetColumnFamilyOptionsFromString(base_cf_opt,
             "write_buffer_size=10;max_write_buffer_number=16;"
             "plain_table_factory={};arena_block_size=1024",

tools/rdb/API.md

@@ -92,7 +92,7 @@
 
 ### CreateColumnFamily
 
-    # Create a new column familiy for the database.
+    # Create a new column family for the database.
     #
     # column_family_name (string) - Name of the new column family.
     #

tools/rdb/README.md

@@ -16,7 +16,7 @@ JavaScript binding for RocksDB within a Node application.
 ### Installation
 
 NOTE: If your default `python` binary is not a version of python2, add
-the arguments `--python /path/to/python2` to the the `node-gyp` commands.
+the arguments `--python /path/to/python2` to the `node-gyp` commands.
 
 1. Make sure you have the static library (i.e. "librocksdb.a") in the root
 directory of your rocksdb installation. If not, `cd` there and run

util/build_version.h

@@ -7,7 +7,7 @@
 //
 #pragma once
 #if !defined(IOS_CROSS_COMPILE)
-// if we compile with Xcode, we don't run build_detect_vesion, so we don't
+// if we compile with Xcode, we don't run build_detect_version, so we don't
 // generate these variables
 // this variable tells us about the git revision
 extern const char* rocksdb_build_git_sha;

util/xxhash.cc

@@ -53,7 +53,7 @@ You can contact the author at :
 // By default, xxHash library provides endian-independent Hash values, based on little-endian convention.
 // Results are therefore identical for little-endian and big-endian CPU.
 // This comes at a performance cost for big-endian CPU, since some swapping is required to emulate little-endian format.
-// Should endian-independance be of no importance for your application, you may set the #define below to 1.
+// Should endian-independence be of no importance for your application, you may set the #define below to 1.
 // It will improve speed for Big-endian CPU.
 // This option has no impact on Little_Endian CPU.
 #define XXH_FORCE_NATIVE_FORMAT 0

utilities/document/document_db.cc

@@ -25,7 +25,7 @@ namespace rocksdb {
 // IMPORTANT NOTE: Secondary index column families should be very small and
 // generally fit in memory. Assume that accessing secondary index column
 // families is much faster than accessing primary index (data heap) column
-// family. Accessing a key (i.e. checking for existance) from a column family in
+// family. Accessing a key (i.e. checking for existence) from a column family in
 // RocksDB is not much faster than accessing both key and value since they are
 // kept together and loaded from storage together.