/* Redis benchmark utility.
*
- * Copyright (c) 2009-2010, Salvatore Sanfilippo <antirez at gmail dot com>
+ * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include <assert.h>
#include "ae.h"
-#include "anet.h"
+#include "hiredis.h"
#include "sds.h"
#include "adlist.h"
#include "zmalloc.h"
-#define REPLY_INT 0
-#define REPLY_RETCODE 1
-#define REPLY_BULK 2
-#define REPLY_MBULK 3
-
-#define CLIENT_CONNECTING 0
-#define CLIENT_SENDQUERY 1
-#define CLIENT_READREPLY 2
-
-#define MAX_LATENCY 5000
-
#define REDIS_NOTUSED(V) ((void) V)
static struct config {
- int debug;
+ aeEventLoop *el;
+ const char *hostip;
+ int hostport;
+ const char *hostsocket;
int numclients;
- int requests;
int liveclients;
- int donerequests;
+ int requests;
+ int requests_issued;
+ int requests_finished;
int keysize;
int datasize;
int randomkeys;
int randomkeys_keyspacelen;
- aeEventLoop *el;
- char *hostip;
- int hostport;
int keepalive;
+ int pipeline;
long long start;
long long totlatency;
- int *latency;
+ long long *latency;
+ const char *title;
list *clients;
int quiet;
+ int csv;
int loop;
int idlemode;
+ char *tests;
} config;
typedef struct _client {
- int state;
- int fd;
+ redisContext *context;
sds obuf;
- sds ibuf;
- int mbulk; /* Number of elements in an mbulk reply */
- int readlen; /* readlen == -1 means read a single line */
- int totreceived;
- unsigned int written; /* bytes of 'obuf' already written */
- int replytype;
- long long start; /* start time in milliseconds */
+ char *randptr[32]; /* needed for MSET against 10 keys */
+ size_t randlen;
+ 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 */
static void createMissingClients(client c);
/* Implementation */
+static long long ustime(void) {
+ struct timeval tv;
+ long long ust;
+
+ gettimeofday(&tv, NULL);
+ ust = ((long)tv.tv_sec)*1000000;
+ ust += tv.tv_usec;
+ return ust;
+}
+
static long long mstime(void) {
struct timeval tv;
long long mst;
static void freeClient(client c) {
listNode *ln;
-
- aeDeleteFileEvent(config.el,c->fd,AE_WRITABLE);
- aeDeleteFileEvent(config.el,c->fd,AE_READABLE);
- sdsfree(c->ibuf);
+ aeDeleteFileEvent(config.el,c->context->fd,AE_WRITABLE);
+ aeDeleteFileEvent(config.el,c->context->fd,AE_READABLE);
+ redisFree(c->context);
sdsfree(c->obuf);
- close(c->fd);
zfree(c);
config.liveclients--;
ln = listSearchKey(config.clients,c);
}
static void resetClient(client c) {
- aeDeleteFileEvent(config.el,c->fd,AE_WRITABLE);
- aeDeleteFileEvent(config.el,c->fd,AE_READABLE);
- aeCreateFileEvent(config.el,c->fd, AE_WRITABLE,writeHandler,c);
- sdsfree(c->ibuf);
- c->ibuf = sdsempty();
- c->readlen = (c->replytype == REPLY_BULK ||
- c->replytype == REPLY_MBULK) ? -1 : 0;
- c->mbulk = -1;
+ aeDeleteFileEvent(config.el,c->context->fd,AE_WRITABLE);
+ aeDeleteFileEvent(config.el,c->context->fd,AE_READABLE);
+ aeCreateFileEvent(config.el,c->context->fd,AE_WRITABLE,writeHandler,c);
c->written = 0;
- c->totreceived = 0;
- c->state = CLIENT_SENDQUERY;
- c->start = mstime();
- createMissingClients(c);
+ c->pending = config.pipeline;
}
static void randomizeClientKey(client c) {
- char *p;
char buf[32];
- long r;
-
- p = strstr(c->obuf, "_rand");
- if (!p) return;
- p += 5;
- r = random() % config.randomkeys_keyspacelen;
- sprintf(buf,"%ld",r);
- memcpy(p,buf,strlen(buf));
-}
+ size_t i, r;
-static void prepareClientForReply(client c, int type) {
- if (type == REPLY_BULK) {
- c->replytype = REPLY_BULK;
- c->readlen = -1;
- } else if (type == REPLY_MBULK) {
- c->replytype = REPLY_MBULK;
- c->readlen = -1;
- c->mbulk = -1;
- } else {
- c->replytype = type;
- c->readlen = 0;
+ for (i = 0; i < c->randlen; i++) {
+ r = random() % config.randomkeys_keyspacelen;
+ snprintf(buf,sizeof(buf),"%012zu",r);
+ memcpy(c->randptr[i],buf,12);
}
}
static void clientDone(client c) {
- static int last_tot_received = 1;
-
- long long latency;
- config.donerequests ++;
- latency = mstime() - c->start;
- if (latency > MAX_LATENCY) latency = MAX_LATENCY;
- config.latency[latency]++;
-
- if (config.debug && last_tot_received != c->totreceived) {
- printf("Tot bytes received: %d\n", c->totreceived);
- last_tot_received = c->totreceived;
- }
- if (config.donerequests == config.requests) {
+ if (config.requests_finished == config.requests) {
freeClient(c);
aeStop(config.el);
return;
}
if (config.keepalive) {
resetClient(c);
- if (config.randomkeys) randomizeClientKey(c);
} else {
config.liveclients--;
createMissingClients(c);
}
}
-static void readHandler(aeEventLoop *el, int fd, void *privdata, int mask)
-{
- char buf[1024];
- int nread;
+static void readHandler(aeEventLoop *el, int fd, void *privdata, int mask) {
client c = privdata;
+ void *reply = NULL;
REDIS_NOTUSED(el);
REDIS_NOTUSED(fd);
REDIS_NOTUSED(mask);
- nread = read(c->fd, buf, 1024);
- if (nread == -1) {
- fprintf(stderr, "Reading from socket: %s\n", strerror(errno));
- freeClient(c);
- return;
- }
- if (nread == 0) {
- fprintf(stderr, "EOF from client\n");
- freeClient(c);
- return;
- }
- c->totreceived += nread;
- c->ibuf = sdscatlen(c->ibuf,buf,nread);
-
-processdata:
- /* Are we waiting for the first line of the command of for sdf
- * count in bulk or multi bulk operations? */
- if (c->replytype == REPLY_INT ||
- c->replytype == REPLY_RETCODE ||
- (c->replytype == REPLY_BULK && c->readlen == -1) ||
- (c->replytype == REPLY_MBULK && c->readlen == -1) ||
- (c->replytype == REPLY_MBULK && c->mbulk == -1)) {
- char *p;
-
- /* Check if the first line is complete. This is only true if
- * there is a newline inside the buffer. */
- if ((p = strchr(c->ibuf,'\n')) != NULL) {
- if (c->replytype == REPLY_BULK ||
- (c->replytype == REPLY_MBULK && c->mbulk != -1))
- {
- /* Read the count of a bulk reply (being it a single bulk or
- * a multi bulk reply). "$<count>" for the protocol spec. */
- *p = '\0';
- *(p-1) = '\0';
- c->readlen = atoi(c->ibuf+1)+2;
- // printf("BULK ATOI: %s\n", c->ibuf+1);
- /* Handle null bulk reply "$-1" */
- if (c->readlen-2 == -1) {
- clientDone(c);
- return;
+ /* Calculate latency only for the first read event. This means that the
+ * server already sent the reply and we need to parse it. Parsing overhead
+ * is not part of the latency, so calculate it only once, here. */
+ if (c->latency < 0) c->latency = ustime()-(c->start);
+
+ if (redisBufferRead(c->context) != REDIS_OK) {
+ fprintf(stderr,"Error: %s\n",c->context->errstr);
+ exit(1);
+ } else {
+ 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);
}
- /* Leave all the rest in the input buffer */
- c->ibuf = sdsrange(c->ibuf,(p-c->ibuf)+1,-1);
- /* fall through to reach the point where the code will try
- * to check if the bulk reply is complete. */
- } else if (c->replytype == REPLY_MBULK && c->mbulk == -1) {
- /* Read the count of a multi bulk reply. That is, how many
- * bulk replies we have to read next. "*<count>" protocol. */
- *p = '\0';
- *(p-1) = '\0';
- c->mbulk = atoi(c->ibuf+1);
- /* Handle null bulk reply "*-1" */
- if (c->mbulk == -1) {
+
+ freeReplyObject(reply);
+
+ if (config.requests_finished < config.requests)
+ config.latency[config.requests_finished++] = c->latency;
+ c->pending--;
+ if (c->pending == 0) {
clientDone(c);
- return;
+ break;
}
- // printf("%p) %d elements list\n", c, c->mbulk);
- /* Leave all the rest in the input buffer */
- c->ibuf = sdsrange(c->ibuf,(p-c->ibuf)+1,-1);
- goto processdata;
- } else {
- c->ibuf = sdstrim(c->ibuf,"\r\n");
- clientDone(c);
- return;
- }
- }
- }
- /* bulk read, did we read everything? */
- if (((c->replytype == REPLY_MBULK && c->mbulk != -1) ||
- (c->replytype == REPLY_BULK)) && c->readlen != -1 &&
- (unsigned)c->readlen <= sdslen(c->ibuf))
- {
- // printf("BULKSTATUS mbulk:%d readlen:%d sdslen:%d\n",
- // c->mbulk,c->readlen,sdslen(c->ibuf));
- if (c->replytype == REPLY_BULK) {
- clientDone(c);
- } else if (c->replytype == REPLY_MBULK) {
- // printf("%p) %d (%d)) ",c, c->mbulk, c->readlen);
- // fwrite(c->ibuf,c->readlen,1,stdout);
- // printf("\n");
- if (--c->mbulk == 0) {
- clientDone(c);
} else {
- c->ibuf = sdsrange(c->ibuf,c->readlen,-1);
- c->readlen = -1;
- goto processdata;
+ break;
}
}
}
}
-static void writeHandler(aeEventLoop *el, int fd, void *privdata, int mask)
-{
+static void writeHandler(aeEventLoop *el, int fd, void *privdata, int mask) {
client c = privdata;
REDIS_NOTUSED(el);
REDIS_NOTUSED(fd);
REDIS_NOTUSED(mask);
- if (c->state == CLIENT_CONNECTING) {
- c->state = CLIENT_SENDQUERY;
- c->start = mstime();
+ /* Initialize request when nothing was written. */
+ if (c->written == 0) {
+ /* Enforce upper bound to number of requests. */
+ if (config.requests_issued++ >= config.requests) {
+ freeClient(c);
+ return;
+ }
+
+ /* Really initialize: randomize keys and set start time. */
+ if (config.randomkeys) randomizeClientKey(c);
+ c->start = ustime();
+ c->latency = -1;
}
+
if (sdslen(c->obuf) > c->written) {
void *ptr = c->obuf+c->written;
- int len = sdslen(c->obuf) - c->written;
- int nwritten = write(c->fd, ptr, len);
+ int nwritten = write(c->context->fd,ptr,sdslen(c->obuf)-c->written);
if (nwritten == -1) {
if (errno != EPIPE)
fprintf(stderr, "Writing to socket: %s\n", strerror(errno));
}
c->written += nwritten;
if (sdslen(c->obuf) == c->written) {
- aeDeleteFileEvent(config.el,c->fd,AE_WRITABLE);
- aeCreateFileEvent(config.el,c->fd,AE_READABLE,readHandler,c);
- c->state = CLIENT_READREPLY;
+ aeDeleteFileEvent(config.el,c->context->fd,AE_WRITABLE);
+ aeCreateFileEvent(config.el,c->context->fd,AE_READABLE,readHandler,c);
}
}
}
-static client createClient(void) {
+static client createClient(char *cmd, size_t len) {
+ int j;
client c = zmalloc(sizeof(struct _client));
- char err[ANET_ERR_LEN];
- c->fd = anetTcpNonBlockConnect(err,config.hostip,config.hostport);
- if (c->fd == ANET_ERR) {
- zfree(c);
- fprintf(stderr,"Connect: %s\n",err);
- return NULL;
+ if (config.hostsocket == NULL) {
+ c->context = redisConnectNonBlock(config.hostip,config.hostport);
+ } else {
+ c->context = redisConnectUnixNonBlock(config.hostsocket);
+ }
+ if (c->context->err) {
+ fprintf(stderr,"Could not connect to Redis at ");
+ if (config.hostsocket == NULL)
+ fprintf(stderr,"%s:%d: %s\n",config.hostip,config.hostport,c->context->errstr);
+ else
+ fprintf(stderr,"%s: %s\n",config.hostsocket,c->context->errstr);
+ exit(1);
}
- anetTcpNoDelay(NULL,c->fd);
+ /* Suppress hiredis cleanup of unused buffers for max speed. */
+ c->context->reader->maxbuf = 0;
+ /* Queue N requests accordingly to the pipeline size. */
c->obuf = sdsempty();
- c->ibuf = sdsempty();
- c->mbulk = -1;
- c->readlen = 0;
+ for (j = 0; j < config.pipeline; j++)
+ c->obuf = sdscatlen(c->obuf,cmd,len);
+ c->randlen = 0;
c->written = 0;
- c->totreceived = 0;
- c->state = CLIENT_CONNECTING;
- aeCreateFileEvent(config.el, c->fd, AE_WRITABLE, writeHandler, c);
- config.liveclients++;
+ c->pending = config.pipeline;
+
+ /* Find substrings in the output buffer that need to be randomized. */
+ if (config.randomkeys) {
+ char *p = c->obuf;
+ while ((p = strstr(p,":rand:")) != NULL) {
+ assert(c->randlen < (signed)(sizeof(c->randptr)/sizeof(char*)));
+ c->randptr[c->randlen++] = p+6;
+ p += 6;
+ }
+ }
+
+/* redisSetReplyObjectFunctions(c->context,NULL); */
+ aeCreateFileEvent(config.el,c->context->fd,AE_WRITABLE,writeHandler,c);
listAddNodeTail(config.clients,c);
+ config.liveclients++;
return c;
}
static void createMissingClients(client c) {
+ int n = 0;
+
while(config.liveclients < config.numclients) {
- client new = createClient();
- if (!new) continue;
- sdsfree(new->obuf);
- new->obuf = sdsdup(c->obuf);
- if (config.randomkeys) randomizeClientKey(c);
- prepareClientForReply(new,c->replytype);
+ createClient(c->obuf,sdslen(c->obuf)/config.pipeline);
+
+ /* Listen backlog is quite limited on most systems */
+ if (++n > 64) {
+ usleep(50000);
+ n = 0;
+ }
}
}
-static void showLatencyReport(char *title) {
- int j, seen = 0;
+static int compareLatency(const void *a, const void *b) {
+ return (*(long long*)a)-(*(long long*)b);
+}
+
+static void showLatencyReport(void) {
+ int i, curlat = 0;
float perc, reqpersec;
- reqpersec = (float)config.donerequests/((float)config.totlatency/1000);
- if (!config.quiet) {
- printf("====== %s ======\n", title);
- printf(" %d requests completed in %.2f seconds\n", config.donerequests,
+ reqpersec = (float)config.requests_finished/((float)config.totlatency/1000);
+ if (!config.quiet && !config.csv) {
+ printf("====== %s ======\n", config.title);
+ printf(" %d requests completed in %.2f seconds\n", config.requests_finished,
(float)config.totlatency/1000);
printf(" %d parallel clients\n", config.numclients);
printf(" %d bytes payload\n", config.datasize);
printf(" keep alive: %d\n", config.keepalive);
printf("\n");
- for (j = 0; j <= MAX_LATENCY; j++) {
- if (config.latency[j]) {
- seen += config.latency[j];
- perc = ((float)seen*100)/config.donerequests;
- printf("%.2f%% <= %d milliseconds\n", perc, j);
+
+ qsort(config.latency,config.requests,sizeof(long long),compareLatency);
+ for (i = 0; i < config.requests; i++) {
+ if (config.latency[i]/1000 != curlat || i == (config.requests-1)) {
+ curlat = config.latency[i]/1000;
+ perc = ((float)(i+1)*100)/config.requests;
+ printf("%.2f%% <= %d milliseconds\n", perc, curlat);
}
}
printf("%.2f requests per second\n\n", reqpersec);
+ } else if (config.csv) {
+ printf("\"%s\",\"%.2f\"\n", config.title, reqpersec);
} else {
- printf("%s: %.2f requests per second\n", title, reqpersec);
+ printf("%s: %.2f requests per second\n", config.title, reqpersec);
}
}
-static void prepareForBenchmark(void)
-{
- memset(config.latency,0,sizeof(int)*(MAX_LATENCY+1));
- config.start = mstime();
- config.donerequests = 0;
-}
+static void benchmark(char *title, char *cmd, int len) {
+ client c;
+
+ config.title = title;
+ config.requests_issued = 0;
+ config.requests_finished = 0;
+
+ c = createClient(cmd,len);
+ createMissingClients(c);
-static void endBenchmark(char *title) {
+ config.start = mstime();
+ aeMain(config.el);
config.totlatency = mstime()-config.start;
- showLatencyReport(title);
+
+ showLatencyReport();
freeAllClients();
}
-void parseOptions(int argc, char **argv) {
+/* Returns number of consumed options. */
+int parseOptions(int argc, const char **argv) {
int i;
+ int lastarg;
+ int exit_status = 1;
for (i = 1; i < argc; i++) {
- int lastarg = i==argc-1;
-
- if (!strcmp(argv[i],"-c") && !lastarg) {
- config.numclients = atoi(argv[i+1]);
- i++;
- } else if (!strcmp(argv[i],"-n") && !lastarg) {
- config.requests = atoi(argv[i+1]);
- i++;
- } else if (!strcmp(argv[i],"-k") && !lastarg) {
- config.keepalive = atoi(argv[i+1]);
- i++;
- } else if (!strcmp(argv[i],"-h") && !lastarg) {
- char *ip = zmalloc(32);
- if (anetResolve(NULL,argv[i+1],ip) == ANET_ERR) {
- printf("Can't resolve %s\n", argv[i]);
- exit(1);
- }
- config.hostip = ip;
- i++;
- } else if (!strcmp(argv[i],"-p") && !lastarg) {
- config.hostport = atoi(argv[i+1]);
- i++;
- } else if (!strcmp(argv[i],"-d") && !lastarg) {
- config.datasize = atoi(argv[i+1]);
- i++;
+ lastarg = (i == (argc-1));
+
+ if (!strcmp(argv[i],"-c")) {
+ if (lastarg) goto invalid;
+ config.numclients = atoi(argv[++i]);
+ } else if (!strcmp(argv[i],"-n")) {
+ if (lastarg) goto invalid;
+ config.requests = atoi(argv[++i]);
+ } else if (!strcmp(argv[i],"-k")) {
+ if (lastarg) goto invalid;
+ config.keepalive = atoi(argv[++i]);
+ } else if (!strcmp(argv[i],"-h")) {
+ if (lastarg) goto invalid;
+ config.hostip = strdup(argv[++i]);
+ } else if (!strcmp(argv[i],"-p")) {
+ if (lastarg) goto invalid;
+ config.hostport = atoi(argv[++i]);
+ } else if (!strcmp(argv[i],"-s")) {
+ if (lastarg) goto invalid;
+ config.hostsocket = strdup(argv[++i]);
+ } else if (!strcmp(argv[i],"-d")) {
+ if (lastarg) goto invalid;
+ config.datasize = atoi(argv[++i]);
if (config.datasize < 1) config.datasize=1;
- if (config.datasize > 1024*1024) config.datasize = 1024*1024;
- } else if (!strcmp(argv[i],"-r") && !lastarg) {
+ 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;
- config.randomkeys_keyspacelen = atoi(argv[i+1]);
+ config.randomkeys_keyspacelen = atoi(argv[++i]);
if (config.randomkeys_keyspacelen < 0)
config.randomkeys_keyspacelen = 0;
- i++;
} else if (!strcmp(argv[i],"-q")) {
config.quiet = 1;
+ } else if (!strcmp(argv[i],"--csv")) {
+ config.csv = 1;
} else if (!strcmp(argv[i],"-l")) {
config.loop = 1;
- } else if (!strcmp(argv[i],"-D")) {
- config.debug = 1;
} else if (!strcmp(argv[i],"-I")) {
config.idlemode = 1;
+ } else if (!strcmp(argv[i],"-t")) {
+ if (lastarg) goto invalid;
+ /* We get the list of tests to run as a string in the form
+ * get,set,lrange,...,test_N. Then we add a comma before and
+ * after the string in order to make sure that searching
+ * for ",testname," will always get a match if the test is
+ * enabled. */
+ config.tests = sdsnew(",");
+ config.tests = sdscat(config.tests,(char*)argv[++i]);
+ config.tests = sdscat(config.tests,",");
+ sdstolower(config.tests);
+ } else if (!strcmp(argv[i],"--help")) {
+ exit_status = 0;
+ goto usage;
} else {
- printf("Wrong option '%s' or option argument missing\n\n",argv[i]);
- printf("Usage: redis-benchmark [-h <host>] [-p <port>] [-c <clients>] [-n <requests]> [-k <boolean>]\n\n");
- printf(" -h <hostname> Server hostname (default 127.0.0.1)\n");
- printf(" -p <hostname> Server port (default 6379)\n");
- printf(" -c <clients> Number of parallel connections (default 50)\n");
- printf(" -n <requests> Total number of requests (default 10000)\n");
- printf(" -d <size> Data size of SET/GET value in bytes (default 2)\n");
- printf(" -k <boolean> 1=keep alive 0=reconnect (default 1)\n");
- printf(" -r <keyspacelen> Use random keys for SET/GET/INCR, random values for SADD\n");
- printf(" Using this option the benchmark will get/set keys\n");
- printf(" in the form mykey_rand000000012456 instead of constant\n");
- printf(" keys, the <keyspacelen> argument determines the max\n");
- printf(" number of values for the random number. For instance\n");
- printf(" if set to 10 only rand000000000000 - rand000000000009\n");
- printf(" range will be allowed.\n");
- printf(" -q Quiet. Just show query/sec values\n");
- printf(" -l Loop. Run the tests forever\n");
- printf(" -I Idle mode. Just open N idle connections and wait.\n");
- printf(" -D Debug mode. more verbose.\n");
- exit(1);
+ /* Assume the user meant to provide an option when the arg starts
+ * with a dash. We're done otherwise and should use the remainder
+ * as the command and arguments for running the benchmark. */
+ if (argv[i][0] == '-') goto invalid;
+ return i;
}
}
+
+ return i;
+
+invalid:
+ printf("Invalid option \"%s\" or option argument missing\n\n",argv[i]);
+
+usage:
+ printf(
+"Usage: redis-benchmark [-h <host>] [-p <port>] [-c <clients>] [-n <requests]> [-k <boolean>]\n\n"
+" -h <hostname> Server hostname (default 127.0.0.1)\n"
+" -p <port> Server port (default 6379)\n"
+" -s <socket> Server socket (overrides host and port)\n"
+" -c <clients> Number of parallel connections (default 50)\n"
+" -n <requests> Total number of requests (default 10000)\n"
+" -d <size> Data size of SET/GET value in bytes (default 2)\n"
+" -k <boolean> 1=keep alive 0=reconnect (default 1)\n"
+" -r <keyspacelen> Use random keys for SET/GET/INCR, random values for SADD\n"
+" Using this option the benchmark will get/set keys\n"
+" in the form mykey_rand:000000012456 instead of constant\n"
+" keys, the <keyspacelen> argument determines the max\n"
+" 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"
+" -t <tests> Only run the comma separated list of tests. The test\n"
+" names are the same as the ones produced as output.\n"
+" -I Idle mode. Just open N idle connections and wait.\n\n"
+"Examples:\n\n"
+" Run the benchmark with the default configuration against 127.0.0.1:6379:\n"
+" $ redis-benchmark\n\n"
+" Use 20 parallel clients, for a total of 100k requests, against 192.168.1.1:\n"
+" $ redis-benchmark -h 192.168.1.1 -p 6379 -n 100000 -c 20\n\n"
+" Fill 127.0.0.1:6379 with about 1 million keys only using the SET test:\n"
+" $ redis-benchmark -t set -n 1000000 -r 100000000\n\n"
+" Benchmark 127.0.0.1:6379 for a few commands producing CSV output:\n"
+" $ redis-benchmark -t ping,set,get -n 100000 --csv\n\n"
+" Fill a list with 10000 random elements:\n"
+" $ redis-benchmark -r 10000 -n 10000 lpush mylist ele:rand:000000000000\n\n"
+ );
+ exit(exit_status);
+}
+
+int showThroughput(struct aeEventLoop *eventLoop, long long id, void *clientData) {
+ REDIS_NOTUSED(eventLoop);
+ REDIS_NOTUSED(id);
+ REDIS_NOTUSED(clientData);
+
+ if (config.csv) return 250;
+ float dt = (float)(mstime()-config.start)/1000.0;
+ float rps = (float)config.requests_finished/dt;
+ printf("%s: %.2f\r", config.title, rps);
+ fflush(stdout);
+ return 250; /* every 250ms */
+}
+
+/* Return true if the named test was selected using the -t command line
+ * switch, or if all the tests are selected (no -t passed by user). */
+int test_is_selected(char *name) {
+ char buf[256];
+ int l = strlen(name);
+
+ if (config.tests == NULL) return 1;
+ buf[0] = ',';
+ memcpy(buf+1,name,l);
+ buf[l+1] = ',';
+ buf[l+2] = '\0';
+ return strstr(config.tests,buf) != NULL;
}
-int main(int argc, char **argv) {
+int main(int argc, const char **argv) {
+ int i;
+ char *data, *cmd;
+ int len;
+
client c;
signal(SIGHUP, SIG_IGN);
signal(SIGPIPE, SIG_IGN);
- config.debug = 0;
config.numclients = 50;
config.requests = 10000;
config.liveclients = 0;
- config.el = aeCreateEventLoop();
+ config.el = aeCreateEventLoop(1024*10);
+ aeCreateTimeEvent(config.el,1,showThroughput,NULL,NULL);
config.keepalive = 1;
- config.donerequests = 0;
config.datasize = 3;
+ config.pipeline = 1;
config.randomkeys = 0;
config.randomkeys_keyspacelen = 0;
config.quiet = 0;
+ config.csv = 0;
config.loop = 0;
config.idlemode = 0;
config.latency = NULL;
config.clients = listCreate();
- config.latency = zmalloc(sizeof(int)*(MAX_LATENCY+1));
-
config.hostip = "127.0.0.1";
config.hostport = 6379;
+ config.hostsocket = NULL;
+ config.tests = NULL;
+
+ i = parseOptions(argc,argv);
+ argc -= i;
+ argv += i;
- parseOptions(argc,argv);
+ config.latency = zmalloc(sizeof(long long)*config.requests);
if (config.keepalive == 0) {
printf("WARNING: keepalive disabled, you probably need 'echo 1 > /proc/sys/net/ipv4/tcp_tw_reuse' for Linux and 'sudo sysctl -w net.inet.tcp.msl=1000' for Mac OS X in order to use a lot of clients/requests\n");
if (config.idlemode) {
printf("Creating %d idle connections and waiting forever (Ctrl+C when done)\n", config.numclients);
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdsempty();
- prepareClientForReply(c,REPLY_RETCODE); /* will never receive it */
+ c = createClient("",0); /* will never receive a reply */
createMissingClients(c);
aeMain(config.el);
/* and will wait for every */
}
+ /* Run benchmark with command in the remainder of the arguments. */
+ if (argc) {
+ sds title = sdsnew(argv[0]);
+ for (i = 1; i < argc; i++) {
+ title = sdscatlen(title, " ", 1);
+ title = sdscatlen(title, (char*)argv[i], strlen(argv[i]));
+ }
+
+ do {
+ len = redisFormatCommandArgv(&cmd,argc,argv,NULL);
+ benchmark(title,cmd,len);
+ free(cmd);
+ } while(config.loop);
+
+ return 0;
+ }
+
+ /* Run default benchmark suite. */
do {
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"PING\r\n");
- prepareClientForReply(c,REPLY_RETCODE);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("PING");
+ data = zmalloc(config.datasize+1);
+ memset(data,'x',config.datasize);
+ data[config.datasize] = '\0';
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"*1\r\n$4\r\nPING\r\n");
- prepareClientForReply(c,REPLY_RETCODE);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("PING (multi bulk)");
+ if (test_is_selected("ping_inline") || test_is_selected("ping"))
+ benchmark("PING_INLINE","PING\r\n",6);
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscatprintf(c->obuf,"SET foo_rand000000000000 %d\r\n",config.datasize);
- {
- char *data = zmalloc(config.datasize+2);
- memset(data,'x',config.datasize);
- data[config.datasize] = '\r';
- data[config.datasize+1] = '\n';
- c->obuf = sdscatlen(c->obuf,data,config.datasize+2);
+ if (test_is_selected("ping_mbulk") || test_is_selected("ping")) {
+ len = redisFormatCommand(&cmd,"PING");
+ benchmark("PING_BULK",cmd,len);
+ free(cmd);
}
- prepareClientForReply(c,REPLY_RETCODE);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("SET");
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"GET foo_rand000000000000\r\n");
- prepareClientForReply(c,REPLY_BULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("GET");
+ if (test_is_selected("set")) {
+ len = redisFormatCommand(&cmd,"SET foo:rand:000000000000 %s",data);
+ benchmark("SET",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"INCR counter_rand000000000000\r\n");
- prepareClientForReply(c,REPLY_INT);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("INCR");
+ if (test_is_selected("get")) {
+ len = redisFormatCommand(&cmd,"GET foo:rand:000000000000");
+ benchmark("GET",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LPUSH mylist 3\r\nbar\r\n");
- prepareClientForReply(c,REPLY_INT);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LPUSH");
+ if (test_is_selected("incr")) {
+ len = redisFormatCommand(&cmd,"INCR counter:rand:000000000000");
+ benchmark("INCR",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LPOP mylist\r\n");
- prepareClientForReply(c,REPLY_BULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LPOP");
+ if (test_is_selected("lpush")) {
+ len = redisFormatCommand(&cmd,"LPUSH mylist %s",data);
+ benchmark("LPUSH",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"SADD myset 24\r\ncounter_rand000000000000\r\n");
- prepareClientForReply(c,REPLY_RETCODE);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("SADD");
+ if (test_is_selected("lpop")) {
+ len = redisFormatCommand(&cmd,"LPOP mylist");
+ benchmark("LPOP",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"SPOP myset\r\n");
- prepareClientForReply(c,REPLY_BULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("SPOP");
+ if (test_is_selected("sadd")) {
+ len = redisFormatCommand(&cmd,
+ "SADD myset counter:rand:000000000000");
+ benchmark("SADD",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LPUSH mylist 3\r\nbar\r\n");
- prepareClientForReply(c,REPLY_RETCODE);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LPUSH (again, in order to bench LRANGE)");
+ if (test_is_selected("spop")) {
+ len = redisFormatCommand(&cmd,"SPOP myset");
+ benchmark("SPOP",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LRANGE mylist 0 99\r\n");
- prepareClientForReply(c,REPLY_MBULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LRANGE (first 100 elements)");
+ if (test_is_selected("lrange") ||
+ test_is_selected("lrange_100") ||
+ test_is_selected("lrange_300") ||
+ test_is_selected("lrange_500") ||
+ test_is_selected("lrange_600"))
+ {
+ len = redisFormatCommand(&cmd,"LPUSH mylist %s",data);
+ benchmark("LPUSH (needed to benchmark LRANGE)",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LRANGE mylist 0 299\r\n");
- prepareClientForReply(c,REPLY_MBULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LRANGE (first 300 elements)");
+ if (test_is_selected("lrange") || test_is_selected("lrange_100")) {
+ len = redisFormatCommand(&cmd,"LRANGE mylist 0 99");
+ benchmark("LRANGE_100 (first 100 elements)",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LRANGE mylist 0 449\r\n");
- prepareClientForReply(c,REPLY_MBULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LRANGE (first 450 elements)");
+ if (test_is_selected("lrange") || test_is_selected("lrange_300")) {
+ len = redisFormatCommand(&cmd,"LRANGE mylist 0 299");
+ benchmark("LRANGE_300 (first 300 elements)",cmd,len);
+ free(cmd);
+ }
- prepareForBenchmark();
- c = createClient();
- if (!c) exit(1);
- c->obuf = sdscat(c->obuf,"LRANGE mylist 0 599\r\n");
- prepareClientForReply(c,REPLY_MBULK);
- createMissingClients(c);
- aeMain(config.el);
- endBenchmark("LRANGE (first 600 elements)");
+ if (test_is_selected("lrange") || test_is_selected("lrange_500")) {
+ len = redisFormatCommand(&cmd,"LRANGE mylist 0 449");
+ benchmark("LRANGE_500 (first 450 elements)",cmd,len);
+ free(cmd);
+ }
- printf("\n");
+ if (test_is_selected("lrange") || test_is_selected("lrange_600")) {
+ len = redisFormatCommand(&cmd,"LRANGE mylist 0 599");
+ benchmark("LRANGE_600 (first 600 elements)",cmd,len);
+ free(cmd);
+ }
+
+ if (test_is_selected("mset")) {
+ const char *argv[21];
+ argv[0] = "MSET";
+ for (i = 1; i < 21; i += 2) {
+ argv[i] = "foo:rand:000000000000";
+ argv[i+1] = data;
+ }
+ len = redisFormatCommandArgv(&cmd,21,argv,NULL);
+ benchmark("MSET (10 keys)",cmd,len);
+ free(cmd);
+ }
+
+ if (!config.csv) printf("\n");
} while(config.loop);
return 0;