ClickHouse/dbms/include/DB/Common/ProfileEvents.h
2016-01-21 04:47:28 +03:00

127 lines
2.9 KiB
C++
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#pragma once
#include <stddef.h>
/** Позволяет считать количество различных событий, произошедших в программе
* - для высокоуровневого профайлинга.
*/
#define APPLY_FOR_EVENTS(M) \
M(Query) \
M(SelectQuery) \
M(InsertQuery) \
M(FileOpen) \
M(Seek) \
M(ReadBufferFromFileDescriptorRead) \
M(ReadBufferFromFileDescriptorReadBytes) \
M(WriteBufferFromFileDescriptorWrite) \
M(WriteBufferFromFileDescriptorWriteBytes) \
M(ReadBufferAIORead) \
M(ReadBufferAIOReadBytes) \
M(WriteBufferAIOWrite) \
M(WriteBufferAIOWriteBytes) \
M(ReadCompressedBytes) \
M(CompressedReadBufferBlocks) \
M(CompressedReadBufferBytes) \
M(UncompressedCacheHits) \
M(UncompressedCacheMisses) \
M(UncompressedCacheWeightLost) \
M(IOBufferAllocs) \
M(IOBufferAllocBytes) \
M(ArenaAllocChunks) \
M(ArenaAllocBytes) \
M(FunctionExecute) \
M(MarkCacheHits) \
M(MarkCacheMisses) \
M(CreatedReadBufferOrdinary) \
M(CreatedReadBufferAIO) \
M(CreatedWriteBufferOrdinary) \
M(CreatedWriteBufferAIO) \
\
M(ReplicatedPartFetches) \
M(ReplicatedPartFailedFetches) \
M(ObsoleteReplicatedParts) \
M(ReplicatedPartMerges) \
M(ReplicatedPartFetchesOfMerged) \
M(ReplicatedPartChecks) \
M(ReplicatedPartChecksFailed) \
M(ReplicatedDataLoss) \
\
M(DelayedInserts) \
M(RejectedInserts) \
M(DelayedInsertsMilliseconds) \
M(SynchronousMergeOnInsert) \
\
M(ZooKeeperInit) \
M(ZooKeeperTransactions) \
M(ZooKeeperGetChildren) \
M(ZooKeeperCreate) \
M(ZooKeeperRemove) \
M(ZooKeeperExists) \
M(ZooKeeperGet) \
M(ZooKeeperSet) \
M(ZooKeeperMulti) \
M(ZooKeeperExceptions) \
\
M(DistributedConnectionFailTry) \
M(DistributedConnectionFailAtAll) \
\
M(CompileAttempt) \
M(CompileSuccess) \
\
M(ExternalSortWritePart) \
M(ExternalSortMerge) \
M(ExternalAggregationWritePart) \
M(ExternalAggregationMerge) \
M(ExternalAggregationCompressedBytes) \
M(ExternalAggregationUncompressedBytes) \
\
M(SlowRead) \
M(ReadBackoff) \
\
M(ReplicaYieldLeadership) \
M(ReplicaPartialShutdown) \
M(ReplicaPermanentlyReadonly) \
\
M(END)
namespace ProfileEvents
{
/// Виды событий.
enum Event
{
#define M(NAME) NAME,
APPLY_FOR_EVENTS(M)
#undef M
};
/// Получить текстовое описание события по его enum-у.
inline const char * getDescription(Event event)
{
static const char * descriptions[] =
{
#define M(NAME) #NAME,
APPLY_FOR_EVENTS(M)
#undef M
};
return descriptions[event];
}
/// Счётчики - сколько раз каждое из событий произошло.
extern size_t counters[END];
/// Увеличить счётчик события. Потокобезопасно.
inline void increment(Event event, size_t amount = 1)
{
__sync_fetch_and_add(&counters[event], amount);
}
}
#undef APPLY_FOR_EVENTS