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redis-benchmark: Initial support for pipelining.

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This commit is contained in:
antirez 2012-02-23 15:02:43 +01:00
parent 62c394e219
commit b9474282f8
1 changed files with 33 additions and 13 deletions
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46
src/redis-benchmark.c
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@ -62,6 +62,7 @@ static struct config {
int randomkeys;
int randomkeys_keyspacelen;
int keepalive;
int pipeline;
long long start;
long long totlatency;
long long *latency;
@ -82,6 +83,7 @@ typedef struct _client {
unsigned int written; /* bytes of 'obuf' already written */
long long start; /* start time of a request */
long long latency; /* request latency */
int pending; /* Number of pending requests (sent but no reply received) */
} *client;
/* Prototypes */
@ -137,6 +139,7 @@ static void resetClient(client c) {
aeDeleteFileEvent(config.el,c->context->fd,AE_READABLE);
aeCreateFileEvent(config.el,c->context->fd,AE_WRITABLE,writeHandler,c);
c->written = 0;
c->pending = config.pipeline;
}
static void randomizeClientKey(client c) {
@ -182,19 +185,24 @@ static void readHandler(aeEventLoop *el, int fd, void *privdata, int mask) {
fprintf(stderr,"Error: %s\n",c->context->errstr);
exit(1);
} else {
if (redisGetReply(c->context,&reply) != REDIS_OK) {
fprintf(stderr,"Error: %s\n",c->context->errstr);
exit(1);
}
if (reply != NULL) {
if (reply == (void*)REDIS_REPLY_ERROR) {
fprintf(stderr,"Unexpected error reply, exiting...\n");
while(c->pending) {
if (redisGetReply(c->context,&reply) != REDIS_OK) {
fprintf(stderr,"Error: %s\n",c->context->errstr);
exit(1);
}
if (reply != NULL) {
if (reply == (void*)REDIS_REPLY_ERROR) {
fprintf(stderr,"Unexpected error reply, exiting...\n");
exit(1);
}
if (config.requests_finished < config.requests)
config.latency[config.requests_finished++] = c->latency;
clientDone(c);
if (config.requests_finished < config.requests)
config.latency[config.requests_finished++] = c->latency;
c->pending--;
if (c->pending == 0) clientDone(c);
} else {
break;
}
}
}
}
@ -236,8 +244,10 @@ static void writeHandler(aeEventLoop *el, int fd, void *privdata, int mask) {
}
}
static client createClient(const char *cmd, size_t len) {
static client createClient(char *cmd, size_t len) {
int j;
client c = zmalloc(sizeof(struct _client));
if (config.hostsocket == NULL) {
c->context = redisConnectNonBlock(config.hostip,config.hostport);
} else {
@ -251,9 +261,13 @@ static client createClient(const char *cmd, size_t len) {
fprintf(stderr,"%s: %s\n",config.hostsocket,c->context->errstr);
exit(1);
}
c->obuf = sdsnewlen(cmd,len);
/* Queue N requests accordingly to the pipeline size. */
c->obuf = sdsempty();
for (j = 0; j < config.pipeline; j++)
c->obuf = sdscatlen(c->obuf,cmd,len);
c->randlen = 0;
c->written = 0;
c->pending = config.pipeline;
/* Find substrings in the output buffer that need to be randomized. */
if (config.randomkeys) {
@ -322,7 +336,7 @@ static void showLatencyReport(void) {
}
}
static void benchmark(const char *title, const char *cmd, int len) {
static void benchmark(char *title, char *cmd, int len) {
client c;
config.title = title;
@ -372,6 +386,10 @@ int parseOptions(int argc, const char **argv) {
config.datasize = atoi(argv[++i]);
if (config.datasize < 1) config.datasize=1;
if (config.datasize > 1024*1024*1024) config.datasize = 1024*1024*1024;
} else if (!strcmp(argv[i],"-P")) {
if (lastarg) goto invalid;
config.pipeline = atoi(argv[++i]);
if (config.pipeline <= 0) config.pipeline=1;
} else if (!strcmp(argv[i],"-r")) {
if (lastarg) goto invalid;
config.randomkeys = 1;
@ -431,6 +449,7 @@ usage:
" number of values for the random number. For instance\n"
" if set to 10 only rand:000000000000 - rand:000000000009\n"
" range will be allowed.\n"
" -P <numreq> Pipeline <numreq> requests. Default 1 (no pipeline).\n"
" -q Quiet. Just show query/sec values\n"
" --csv Output in CSV format\n"
" -l Loop. Run the tests forever\n"
@ -496,6 +515,7 @@ int main(int argc, const char **argv) {
aeCreateTimeEvent(config.el,1,showThroughput,NULL,NULL);
config.keepalive = 1;
config.datasize = 3;
config.pipeline = 1;
config.randomkeys = 0;
config.randomkeys_keyspacelen = 0;
config.quiet = 0;