3c327ac2d0
Summary: Closes https://github.com/facebook/rocksdb/pull/2589 Differential Revision: D5431502 Pulled By: siying fbshipit-source-id: 8ebf8c87883daa9daa54b2303d11ce01ab1f6f75
62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
|
|
#include <sstream>
|
|
#include "monitoring/iostats_context_imp.h"
|
|
#include "rocksdb/env.h"
|
|
#include "util/thread_local.h"
|
|
|
|
namespace rocksdb {
|
|
|
|
#ifdef ROCKSDB_SUPPORT_THREAD_LOCAL
|
|
__thread IOStatsContext iostats_context;
|
|
#endif
|
|
|
|
IOStatsContext* get_iostats_context() {
|
|
#ifdef ROCKSDB_SUPPORT_THREAD_LOCAL
|
|
return &iostats_context;
|
|
#else
|
|
return nullptr;
|
|
#endif
|
|
}
|
|
|
|
void IOStatsContext::Reset() {
|
|
thread_pool_id = Env::Priority::TOTAL;
|
|
bytes_read = 0;
|
|
bytes_written = 0;
|
|
open_nanos = 0;
|
|
allocate_nanos = 0;
|
|
write_nanos = 0;
|
|
read_nanos = 0;
|
|
range_sync_nanos = 0;
|
|
prepare_write_nanos = 0;
|
|
fsync_nanos = 0;
|
|
logger_nanos = 0;
|
|
}
|
|
|
|
#define IOSTATS_CONTEXT_OUTPUT(counter) \
|
|
if (!exclude_zero_counters || counter > 0) { \
|
|
ss << #counter << " = " << counter << ", "; \
|
|
}
|
|
|
|
std::string IOStatsContext::ToString(bool exclude_zero_counters) const {
|
|
std::ostringstream ss;
|
|
IOSTATS_CONTEXT_OUTPUT(thread_pool_id);
|
|
IOSTATS_CONTEXT_OUTPUT(bytes_read);
|
|
IOSTATS_CONTEXT_OUTPUT(bytes_written);
|
|
IOSTATS_CONTEXT_OUTPUT(open_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(allocate_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(write_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(read_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(range_sync_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(fsync_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(prepare_write_nanos);
|
|
IOSTATS_CONTEXT_OUTPUT(logger_nanos);
|
|
|
|
return ss.str();
|
|
}
|
|
|
|
} // namespace rocksdb
|