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added the "--rt-prio" option

dev
Przemyslaw Skibinski 2017-02-07 16:48:01 +01:00
parent 94abd6a26c
commit d05014c739
3 changed files with 18 additions and 13 deletions
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23
programs/bench.c
View File

@ -449,7 +449,7 @@ static void BMK_benchCLevel(void* srcBuffer, size_t benchedSize,
const char* displayName, int cLevel, int cLevelLast,
const size_t* fileSizes, unsigned nbFiles,
const void* dictBuffer, size_t dictBufferSize,
ZSTD_compressionParameters *compressionParams)
ZSTD_compressionParameters *compressionParams, int setRealTimePrio)
{
int l;
@ -457,7 +457,10 @@ static void BMK_benchCLevel(void* srcBuffer, size_t benchedSize,
if (!pch) pch = strrchr(displayName, '/'); /* Linux */
if (pch) displayName = pch+1;
SET_REALTIME_PRIORITY;
if (setRealTimePrio) {
DISPLAYLEVEL(2, "Note : switching to a real-time priority \n");
SET_REALTIME_PRIORITY;
}
if (g_displayLevel == 1 && !g_additionalParam)
DISPLAY("bench %s %s: input %u bytes, %u seconds, %u KB blocks\n", ZSTD_VERSION_STRING, ZSTD_GIT_COMMIT_STRING, (U32)benchedSize, g_nbSeconds, (U32)(g_blockSize>>10));
@ -505,8 +508,8 @@ static void BMK_loadFiles(void* buffer, size_t bufferSize,
if (totalSize == 0) EXM_THROW(12, "no data to bench");
}
static void BMK_benchFileTable(const char** fileNamesTable, unsigned nbFiles, const char* dictFileName,
int cLevel, int cLevelLast, ZSTD_compressionParameters *compressionParams)
static void BMK_benchFileTable(const char** fileNamesTable, unsigned nbFiles, const char* dictFileName, int cLevel,
int cLevelLast, ZSTD_compressionParameters *compressionParams, int setRealTimePrio)
{
void* srcBuffer;
size_t benchedSize;
@ -545,7 +548,7 @@ static void BMK_benchFileTable(const char** fileNamesTable, unsigned nbFiles, co
BMK_benchCLevel(srcBuffer, benchedSize,
displayName, cLevel, cLevelLast,
fileSizes, nbFiles,
dictBuffer, dictBufferSize, compressionParams);
dictBuffer, dictBufferSize, compressionParams, setRealTimePrio);
}
/* clean up */
@ -555,7 +558,7 @@ static void BMK_benchFileTable(const char** fileNamesTable, unsigned nbFiles, co
}
static void BMK_syntheticTest(int cLevel, int cLevelLast, double compressibility, ZSTD_compressionParameters* compressionParams)
static void BMK_syntheticTest(int cLevel, int cLevelLast, double compressibility, ZSTD_compressionParameters* compressionParams, int setRealTimePrio)
{
char name[20] = {0};
size_t benchedSize = 10000000;
@ -569,7 +572,7 @@ static void BMK_syntheticTest(int cLevel, int cLevelLast, double compressibility
/* Bench */
snprintf (name, sizeof(name), "Synthetic %2u%%", (unsigned)(compressibility*100));
BMK_benchCLevel(srcBuffer, benchedSize, name, cLevel, cLevelLast, &benchedSize, 1, NULL, 0, compressionParams);
BMK_benchCLevel(srcBuffer, benchedSize, name, cLevel, cLevelLast, &benchedSize, 1, NULL, 0, compressionParams, setRealTimePrio);
/* clean up */
free(srcBuffer);
@ -577,7 +580,7 @@ static void BMK_syntheticTest(int cLevel, int cLevelLast, double compressibility
int BMK_benchFiles(const char** fileNamesTable, unsigned nbFiles, const char* dictFileName,
int cLevel, int cLevelLast, ZSTD_compressionParameters* compressionParams)
int cLevel, int cLevelLast, ZSTD_compressionParameters* compressionParams, int setRealTimePrio)
{
double const compressibility = (double)g_compressibilityDefault / 100;
@ -587,8 +590,8 @@ int BMK_benchFiles(const char** fileNamesTable, unsigned nbFiles, const char* di
if (cLevelLast > cLevel) DISPLAYLEVEL(2, "Benchmarking levels from %d to %d\n", cLevel, cLevelLast);
if (nbFiles == 0)
BMK_syntheticTest(cLevel, cLevelLast, compressibility, compressionParams);
BMK_syntheticTest(cLevel, cLevelLast, compressibility, compressionParams, setRealTimePrio);
else
BMK_benchFileTable(fileNamesTable, nbFiles, dictFileName, cLevel, cLevelLast, compressionParams);
BMK_benchFileTable(fileNamesTable, nbFiles, dictFileName, cLevel, cLevelLast, compressionParams, setRealTimePrio);
return 0;
}

2
programs/bench.h
View File

@ -16,7 +16,7 @@
#include "zstd.h" /* ZSTD_compressionParameters */
int BMK_benchFiles(const char** fileNamesTable, unsigned nbFiles,const char* dictFileName,
int cLevel, int cLevelLast, ZSTD_compressionParameters* compressionParams);
int cLevel, int cLevelLast, ZSTD_compressionParameters* compressionParams, int setRealTimePrio);
/* Set Parameters */
void BMK_setNbSeconds(unsigned nbLoops);

6
programs/zstdcli.c
View File

@ -267,7 +267,8 @@ int main(int argCount, const char* argv[])
nextArgumentsAreFiles=0,
ultra=0,
lastCommand = 0,
nbThreads = 1;
nbThreads = 1,
setRealTimePrio = 0;
unsigned bench_nbSeconds = 3; /* would be better if this value was synchronized from bench */
size_t blockSize = 0;
zstd_operation_mode operation = zom_compress;
@ -356,6 +357,7 @@ int main(int argCount, const char* argv[])
if (!strcmp(argument, "--no-dictID")) { FIO_setDictIDFlag(0); continue; }
if (!strcmp(argument, "--keep")) { FIO_setRemoveSrcFile(0); continue; }
if (!strcmp(argument, "--rm")) { FIO_setRemoveSrcFile(1); continue; }
if (!strcmp(argument, "--rt-prio")) { setRealTimePrio = 1; continue; }
/* long commands with arguments */
#ifndef ZSTD_NODICT
@ -574,7 +576,7 @@ int main(int argCount, const char* argv[])
BMK_setBlockSize(blockSize);
BMK_setNbThreads(nbThreads);
BMK_setNbSeconds(bench_nbSeconds);
BMK_benchFiles(filenameTable, filenameIdx, dictFileName, cLevel, cLevelLast, &compressionParams);
BMK_benchFiles(filenameTable, filenameIdx, dictFileName, cLevel, cLevelLast, &compressionParams, setRealTimePrio);
#endif
(void)bench_nbSeconds;
goto _end;