fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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61 lines
1.8 KiB
61 lines
1.8 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#include <sstream>
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#include "monitoring/iostats_context_imp.h"
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#include "rocksdb/env.h"
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#include "util/thread_local.h"
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namespace rocksdb {
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ThreadLocalPtr iostats_context([](void* ptr) {
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auto* p = static_cast<IOStatsContext*>(ptr);
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delete p;
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});
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IOStatsContext* get_iostats_context() {
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if (iostats_context.Get() == nullptr) {
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iostats_context.Reset(static_cast<void*>(new IOStatsContext()));
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}
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return static_cast<IOStatsContext*>(iostats_context.Get());
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}
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void IOStatsContext::Reset() {
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thread_pool_id = Env::Priority::TOTAL;
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bytes_read = 0;
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bytes_written = 0;
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open_nanos = 0;
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allocate_nanos = 0;
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write_nanos = 0;
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read_nanos = 0;
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range_sync_nanos = 0;
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prepare_write_nanos = 0;
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fsync_nanos = 0;
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logger_nanos = 0;
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}
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#define IOSTATS_CONTEXT_OUTPUT(counter) \
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if (!exclude_zero_counters || counter > 0) { \
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ss << #counter << " = " << counter << ", "; \
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}
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std::string IOStatsContext::ToString(bool exclude_zero_counters) const {
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std::ostringstream ss;
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IOSTATS_CONTEXT_OUTPUT(thread_pool_id);
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IOSTATS_CONTEXT_OUTPUT(bytes_read);
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IOSTATS_CONTEXT_OUTPUT(bytes_written);
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IOSTATS_CONTEXT_OUTPUT(open_nanos);
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IOSTATS_CONTEXT_OUTPUT(allocate_nanos);
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IOSTATS_CONTEXT_OUTPUT(write_nanos);
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IOSTATS_CONTEXT_OUTPUT(read_nanos);
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IOSTATS_CONTEXT_OUTPUT(range_sync_nanos);
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IOSTATS_CONTEXT_OUTPUT(fsync_nanos);
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IOSTATS_CONTEXT_OUTPUT(prepare_write_nanos);
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IOSTATS_CONTEXT_OUTPUT(logger_nanos);
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return ss.str();
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}
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} // namespace rocksdb
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