mirror of
https://github.com/facebook/rocksdb.git
synced 2024-11-26 16:30:56 +00:00
90a6aca48e
Summary: This diff allows the I/O stats about Flush and Compaction to be reported in a more accurate way. Instead of measuring the size of a file, it measure I/O cost in per read / write basis. Test Plan: make all check Reviewers: sdong, igor, ljin Reviewed By: ljin Subscribers: leveldb Differential Revision: https://reviews.facebook.net/D19383
33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
// Copyright (c) 2014, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under the BSD-style license found in the
|
|
// LICENSE file in the root directory of this source tree. An additional grant
|
|
// of patent rights can be found in the PATENTS file in the same directory.
|
|
//
|
|
#pragma once
|
|
#include "rocksdb/iostats_context.h"
|
|
|
|
// increment a specific counter by the specified value
|
|
#define IOSTATS_ADD(metric, value) \
|
|
(iostats_context.metric += value)
|
|
|
|
// Increase metric value only when it is positive
|
|
#define IOSTATS_ADD_IF_POSITIVE(metric, value) \
|
|
if (value > 0) { IOSTATS_ADD(metric, value); }
|
|
|
|
// reset a specific counter to zero
|
|
#define IOSTATS_RESET(metric) \
|
|
(iostats_context.metric = 0)
|
|
|
|
// reset all counters to zero
|
|
#define IOSTATS_RESET_ALL() \
|
|
(iostats_context.Reset())
|
|
|
|
#define IOSTATS_SET_THREAD_POOL_ID(value) \
|
|
(iostats_context.thread_pool_id = value)
|
|
|
|
#define IOSTATS_THREAD_POOL_ID() \
|
|
(iostats_context.thread_pool_id)
|
|
|
|
#define IOSTATS(metric) \
|
|
(iostats_context.metric)
|