mirror of
https://github.com/fluencelabs/redis
synced 2025-04-01 23:31:03 +00:00
INFO output refactoring. Now "INFO section" will report only the specified section
This commit is contained in:
antirez
parent
d9cb288c9e
commit
1b085c9f48
417
src/redis.c
417
src/redis.c
@ -174,7 +174,7 @@ struct redisCommand readonlyCommandTable[] = {
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{"flushdb",flushdbCommand,1,0,NULL,0,0,0,0},
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{"flushdb",flushdbCommand,1,0,NULL,0,0,0,0},
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{"flushall",flushallCommand,1,0,NULL,0,0,0,0},
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{"flushall",flushallCommand,1,0,NULL,0,0,0,0},
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{"sort",sortCommand,-2,REDIS_CMD_DENYOOM,NULL,1,1,1,0},
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{"sort",sortCommand,-2,REDIS_CMD_DENYOOM,NULL,1,1,1,0},
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{"info",infoCommand,1,0,NULL,0,0,0,0},
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{"info",infoCommand,-1,0,NULL,0,0,0,0},
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{"monitor",monitorCommand,1,0,NULL,0,0,0,0},
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{"monitor",monitorCommand,1,0,NULL,0,0,0,0},
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{"ttl",ttlCommand,2,0,NULL,1,1,1,0},
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{"ttl",ttlCommand,2,0,NULL,1,1,1,0},
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{"persist",persistCommand,2,0,NULL,1,1,1,0},
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{"persist",persistCommand,2,0,NULL,1,1,1,0},
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@ -1156,204 +1156,277 @@ void bytesToHuman(char *s, unsigned long long n) {
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/* Create the string returned by the INFO command. This is decoupled
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/* Create the string returned by the INFO command. This is decoupled
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* by the INFO command itself as we need to report the same information
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* by the INFO command itself as we need to report the same information
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* on memory corruption problems. */
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* on memory corruption problems. */
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sds genRedisInfoString(void) {
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sds genRedisInfoString(char *section) {
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sds info;
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sds info = sdsempty();
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time_t uptime = time(NULL)-server.stat_starttime;
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time_t uptime = time(NULL)-server.stat_starttime;
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int j, numcommands;
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int j, numcommands;
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char hmem[64];
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char hmem[64];
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struct rusage self_ru, c_ru;
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struct rusage self_ru, c_ru;
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unsigned long lol, bib;
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unsigned long lol, bib;
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int allsections = 0, defsections = 0;
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int sections = 0;
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if (section) {
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allsections = strcasecmp(section,"all") == 0;
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allsections = strcasecmp(section,"default") == 0;
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}
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getrusage(RUSAGE_SELF, &self_ru);
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getrusage(RUSAGE_SELF, &self_ru);
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getrusage(RUSAGE_CHILDREN, &c_ru);
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getrusage(RUSAGE_CHILDREN, &c_ru);
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getClientsMaxBuffers(&lol,&bib);
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getClientsMaxBuffers(&lol,&bib);
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bytesToHuman(hmem,zmalloc_used_memory());
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bytesToHuman(hmem,zmalloc_used_memory());
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info = sdscatprintf(sdsempty(),
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"redis_version:%s\r\n"
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"redis_git_sha1:%s\r\n"
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"redis_git_dirty:%d\r\n"
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"arch_bits:%s\r\n"
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"multiplexing_api:%s\r\n"
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"process_id:%ld\r\n"
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"uptime_in_seconds:%ld\r\n"
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"uptime_in_days:%ld\r\n"
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"lru_clock:%ld\r\n"
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"used_cpu_sys:%.2f\r\n"
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"used_cpu_user:%.2f\r\n"
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"used_cpu_sys_childrens:%.2f\r\n"
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"used_cpu_user_childrens:%.2f\r\n"
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"connected_clients:%d\r\n"
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"connected_slaves:%d\r\n"
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"client_longest_output_list:%lu\r\n"
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"client_biggest_input_buf:%lu\r\n"
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"blocked_clients:%d\r\n"
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"used_memory:%zu\r\n"
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"used_memory_human:%s\r\n"
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"used_memory_rss:%zu\r\n"
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"mem_fragmentation_ratio:%.2f\r\n"
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"use_tcmalloc:%d\r\n"
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"loading:%d\r\n"
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"aof_enabled:%d\r\n"
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"changes_since_last_save:%lld\r\n"
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"bgsave_in_progress:%d\r\n"
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"last_save_time:%ld\r\n"
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"bgrewriteaof_in_progress:%d\r\n"
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"total_connections_received:%lld\r\n"
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"total_commands_processed:%lld\r\n"
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"expired_keys:%lld\r\n"
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"evicted_keys:%lld\r\n"
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"keyspace_hits:%lld\r\n"
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"keyspace_misses:%lld\r\n"
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"hash_max_zipmap_entries:%zu\r\n"
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"hash_max_zipmap_value:%zu\r\n"
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"pubsub_channels:%ld\r\n"
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"pubsub_patterns:%u\r\n"
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"ds_enabled:%d\r\n"
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"role:%s\r\n"
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,REDIS_VERSION,
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redisGitSHA1(),
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strtol(redisGitDirty(),NULL,10) > 0,
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(sizeof(long) == 8) ? "64" : "32",
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aeGetApiName(),
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(long) getpid(),
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uptime,
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uptime/(3600*24),
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(unsigned long) server.lruclock,
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(float)self_ru.ru_utime.tv_sec+(float)self_ru.ru_utime.tv_usec/1000000,
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(float)self_ru.ru_stime.tv_sec+(float)self_ru.ru_stime.tv_usec/1000000,
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(float)c_ru.ru_utime.tv_sec+(float)c_ru.ru_utime.tv_usec/1000000,
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(float)c_ru.ru_stime.tv_sec+(float)c_ru.ru_stime.tv_usec/1000000,
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listLength(server.clients)-listLength(server.slaves),
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listLength(server.slaves),
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lol, bib,
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server.bpop_blocked_clients,
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zmalloc_used_memory(),
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hmem,
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zmalloc_get_rss(),
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zmalloc_get_fragmentation_ratio(),
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#ifdef USE_TCMALLOC
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1,
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#else
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0,
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#endif
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server.loading,
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server.appendonly,
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server.dirty,
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server.bgsavechildpid != -1 || server.bgsavethread != (pthread_t) -1,
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server.lastsave,
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server.bgrewritechildpid != -1,
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server.stat_numconnections,
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server.stat_numcommands,
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server.stat_expiredkeys,
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server.stat_evictedkeys,
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server.stat_keyspace_hits,
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server.stat_keyspace_misses,
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server.hash_max_zipmap_entries,
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server.hash_max_zipmap_value,
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dictSize(server.pubsub_channels),
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listLength(server.pubsub_patterns),
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server.ds_enabled != 0,
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server.masterhost == NULL ? "master" : "slave"
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);
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if (server.masterhost) {
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info = sdscatprintf(info,
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"master_host:%s\r\n"
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"master_port:%d\r\n"
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"master_link_status:%s\r\n"
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"master_last_io_seconds_ago:%d\r\n"
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"master_sync_in_progress:%d\r\n"
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,server.masterhost,
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server.masterport,
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(server.replstate == REDIS_REPL_CONNECTED) ?
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"up" : "down",
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server.master ? ((int)(time(NULL)-server.master->lastinteraction)) : -1,
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server.replstate == REDIS_REPL_TRANSFER
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);
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if (server.replstate == REDIS_REPL_TRANSFER) {
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/* Server */
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if (allsections || defsections || !strcasecmp(section,"server")) {
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if (sections++) info = sdscat(info,"\r\n");
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info = sdscatprintf(info,
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"# Server\r\n"
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"redis_version:%s\r\n"
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"redis_git_sha1:%s\r\n"
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"redis_git_dirty:%d\r\n"
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"arch_bits:%s\r\n"
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"multiplexing_api:%s\r\n"
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"process_id:%ld\r\n"
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"tcp_port:%d\r\n"
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"uptime_in_seconds:%ld\r\n"
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"uptime_in_days:%ld\r\n"
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"lru_clock:%ld\r\n",
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REDIS_VERSION,
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redisGitSHA1(),
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strtol(redisGitDirty(),NULL,10) > 0,
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(sizeof(long) == 8) ? "64" : "32",
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aeGetApiName(),
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(long) getpid(),
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server.port,
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uptime,
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uptime/(3600*24),
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(unsigned long) server.lruclock);
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}
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/* Clients */
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if (allsections || defsections || !strcasecmp(section,"clients")) {
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if (sections++) info = sdscat(info,"\r\n");
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info = sdscatprintf(info,
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"# Clients\r\n"
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"connected_clients:%d\r\n"
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"client_longest_output_list:%lu\r\n"
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"client_biggest_input_buf:%lu\r\n"
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"blocked_clients:%d\r\n",
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listLength(server.clients)-listLength(server.slaves),
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lol, bib,
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server.bpop_blocked_clients);
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}
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/* Memory */
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if (allsections || defsections || !strcasecmp(section,"memory")) {
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if (sections++) info = sdscat(info,"\r\n");
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info = sdscatprintf(info,
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"# Memory\r\n"
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"used_memory:%zu\r\n"
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"used_memory_human:%s\r\n"
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"used_memory_rss:%zu\r\n"
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"mem_fragmentation_ratio:%.2f\r\n"
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"use_tcmalloc:%d\r\n",
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zmalloc_used_memory(),
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hmem,
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zmalloc_get_rss(),
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zmalloc_get_fragmentation_ratio(),
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#ifdef USE_TCMALLOC
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1
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#else
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0
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#endif
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);
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info = sdscat(info,"allocation_stats:");
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for (j = 0; j <= ZMALLOC_MAX_ALLOC_STAT; j++) {
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size_t count = zmalloc_allocations_for_size(j);
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if (count) {
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if (info[sdslen(info)-1] != ':') info = sdscatlen(info,",",1);
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info = sdscatprintf(info,"%s%d=%zu",
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(j == ZMALLOC_MAX_ALLOC_STAT) ? ">=" : "",
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j,count);
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}
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}
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}
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/* Persistence */
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if (allsections || defsections || !strcasecmp(section,"persistence")) {
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if (sections++) info = sdscat(info,"\r\n");
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info = sdscatprintf(info,
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"# Persistence\r\n"
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"loading:%d\r\n"
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"aof_enabled:%d\r\n"
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"changes_since_last_save:%lld\r\n"
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"bgsave_in_progress:%d\r\n"
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"last_save_time:%ld\r\n"
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"bgrewriteaof_in_progress:%d\r\n",
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server.loading,
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server.appendonly,
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server.dirty,
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server.bgsavechildpid != -1 ||
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server.bgsavethread != (pthread_t) -1,
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server.lastsave,
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server.bgrewritechildpid != -1);
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if (server.loading) {
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double perc;
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time_t eta, elapsed;
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off_t remaining_bytes = server.loading_total_bytes-
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server.loading_loaded_bytes;
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perc = ((double)server.loading_loaded_bytes /
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server.loading_total_bytes) * 100;
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elapsed = time(NULL)-server.loading_start_time;
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if (elapsed == 0) {
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eta = 1; /* A fake 1 second figure if we don't have
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enough info */
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} else {
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eta = (elapsed*remaining_bytes)/server.loading_loaded_bytes;
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}
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info = sdscatprintf(info,
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info = sdscatprintf(info,
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"master_sync_left_bytes:%ld\r\n"
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"loading_start_time:%ld\r\n"
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"master_sync_last_io_seconds_ago:%d\r\n"
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"loading_total_bytes:%llu\r\n"
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,(long)server.repl_transfer_left,
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"loading_loaded_bytes:%llu\r\n"
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(int)(time(NULL)-server.repl_transfer_lastio)
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"loading_loaded_perc:%.2f\r\n"
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"loading_eta_seconds:%ld\r\n"
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,(unsigned long) server.loading_start_time,
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(unsigned long long) server.loading_total_bytes,
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(unsigned long long) server.loading_loaded_bytes,
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perc,
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eta
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);
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);
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}
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}
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}
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}
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if (server.ds_enabled) {
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lockThreadedIO();
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/* Diskstore */
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if (allsections || defsections || !strcasecmp(section,"diskstore")) {
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if (sections++) info = sdscat(info,"\r\n");
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info = sdscatprintf(info,
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info = sdscatprintf(info,
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"cache_max_memory:%llu\r\n"
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"# Diskstore\r\n"
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"cache_blocked_clients:%lu\r\n"
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"ds_enabled:%d\r\n",
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,(unsigned long long) server.cache_max_memory,
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server.ds_enabled != 0);
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(unsigned long) server.cache_blocked_clients
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if (server.ds_enabled) {
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);
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lockThreadedIO();
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unlockThreadedIO();
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info = sdscatprintf(info,
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}
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"cache_max_memory:%llu\r\n"
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if (server.loading) {
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"cache_blocked_clients:%lu\r\n"
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double perc;
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,(unsigned long long) server.cache_max_memory,
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time_t eta, elapsed;
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(unsigned long) server.cache_blocked_clients
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off_t remaining_bytes = server.loading_total_bytes-
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);
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server.loading_loaded_bytes;
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unlockThreadedIO();
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perc = ((double)server.loading_loaded_bytes /
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server.loading_total_bytes) * 100;
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elapsed = time(NULL)-server.loading_start_time;
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if (elapsed == 0) {
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eta = 1; /* A fake 1 second figure if we don't have enough info */
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} else {
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eta = (elapsed*remaining_bytes)/server.loading_loaded_bytes;
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}
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info = sdscatprintf(info,
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"loading_start_time:%ld\r\n"
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"loading_total_bytes:%llu\r\n"
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"loading_loaded_bytes:%llu\r\n"
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"loading_loaded_perc:%.2f\r\n"
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"loading_eta_seconds:%ld\r\n"
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,(unsigned long) server.loading_start_time,
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(unsigned long long) server.loading_total_bytes,
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(unsigned long long) server.loading_loaded_bytes,
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perc,
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eta
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);
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}
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info = sdscat(info,"allocation_stats:");
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for (j = 0; j <= ZMALLOC_MAX_ALLOC_STAT; j++) {
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size_t count = zmalloc_allocations_for_size(j);
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if (count) {
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if (info[sdslen(info)-1] != ':') info = sdscatlen(info,",",1);
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info = sdscatprintf(info,"%s%d=%zu",
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(j == ZMALLOC_MAX_ALLOC_STAT) ? ">=" : "",
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j,count);
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}
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}
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}
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}
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info = sdscat(info,"\r\n");
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numcommands = sizeof(readonlyCommandTable)/sizeof(struct redisCommand);
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/* Stats */
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for (j = 0; j < numcommands; j++) {
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if (allsections || defsections || !strcasecmp(section,"stats")) {
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struct redisCommand *c = readonlyCommandTable+j;
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if (sections++) info = sdscat(info,"\r\n");
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info = sdscatprintf(info,"command_%s:microseconds:%lld\r\n",
|
info = sdscatprintf(info,
|
||||||
c->name, c->microseconds);
|
"# Stats\r\n"
|
||||||
|
"total_connections_received:%lld\r\n"
|
||||||
|
"total_commands_processed:%lld\r\n"
|
||||||
|
"expired_keys:%lld\r\n"
|
||||||
|
"evicted_keys:%lld\r\n"
|
||||||
|
"keyspace_hits:%lld\r\n"
|
||||||
|
"keyspace_misses:%lld\r\n"
|
||||||
|
"pubsub_channels:%ld\r\n"
|
||||||
|
"pubsub_patterns:%u\r\n",
|
||||||
|
server.stat_numconnections,
|
||||||
|
server.stat_numcommands,
|
||||||
|
server.stat_expiredkeys,
|
||||||
|
server.stat_evictedkeys,
|
||||||
|
server.stat_keyspace_hits,
|
||||||
|
server.stat_keyspace_misses,
|
||||||
|
dictSize(server.pubsub_channels),
|
||||||
|
listLength(server.pubsub_patterns));
|
||||||
}
|
}
|
||||||
|
|
||||||
for (j = 0; j < server.dbnum; j++) {
|
/* Replication */
|
||||||
long long keys, vkeys;
|
if (allsections || defsections || !strcasecmp(section,"replication")) {
|
||||||
|
if (sections++) info = sdscat(info,"\r\n");
|
||||||
|
info = sdscatprintf(info,
|
||||||
|
"# Replication\r\n"
|
||||||
|
"role:%s\r\n",
|
||||||
|
server.masterhost == NULL ? "master" : "slave");
|
||||||
|
if (server.masterhost) {
|
||||||
|
info = sdscatprintf(info,
|
||||||
|
"master_host:%s\r\n"
|
||||||
|
"master_port:%d\r\n"
|
||||||
|
"master_link_status:%s\r\n"
|
||||||
|
"master_last_io_seconds_ago:%d\r\n"
|
||||||
|
"master_sync_in_progress:%d\r\n"
|
||||||
|
,server.masterhost,
|
||||||
|
server.masterport,
|
||||||
|
(server.replstate == REDIS_REPL_CONNECTED) ?
|
||||||
|
"up" : "down",
|
||||||
|
server.master ?
|
||||||
|
((int)(time(NULL)-server.master->lastinteraction)) : -1,
|
||||||
|
server.replstate == REDIS_REPL_TRANSFER
|
||||||
|
);
|
||||||
|
|
||||||
keys = dictSize(server.db[j].dict);
|
if (server.replstate == REDIS_REPL_TRANSFER) {
|
||||||
vkeys = dictSize(server.db[j].expires);
|
info = sdscatprintf(info,
|
||||||
if (keys || vkeys) {
|
"master_sync_left_bytes:%ld\r\n"
|
||||||
info = sdscatprintf(info, "db%d:keys=%lld,expires=%lld\r\n",
|
"master_sync_last_io_seconds_ago:%d\r\n"
|
||||||
j, keys, vkeys);
|
,(long)server.repl_transfer_left,
|
||||||
|
(int)(time(NULL)-server.repl_transfer_lastio)
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
info = sdscatprintf(info,
|
||||||
|
"connected_slaves:%d\r\n",
|
||||||
|
listLength(server.slaves));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Profiling */
|
||||||
|
if (allsections || defsections || !strcasecmp(section,"profiling")) {
|
||||||
|
if (sections++) info = sdscat(info,"\r\n");
|
||||||
|
info = sdscatprintf(info,
|
||||||
|
"# Profiling\r\n"
|
||||||
|
"used_cpu_sys:%.2f\r\n"
|
||||||
|
"used_cpu_user:%.2f\r\n"
|
||||||
|
"used_cpu_sys_childrens:%.2f\r\n"
|
||||||
|
"used_cpu_user_childrens:%.2f\r\n",
|
||||||
|
(float)self_ru.ru_utime.tv_sec+(float)self_ru.ru_utime.tv_usec/1000000,
|
||||||
|
(float)self_ru.ru_stime.tv_sec+(float)self_ru.ru_stime.tv_usec/1000000,
|
||||||
|
(float)c_ru.ru_utime.tv_sec+(float)c_ru.ru_utime.tv_usec/1000000,
|
||||||
|
(float)c_ru.ru_stime.tv_sec+(float)c_ru.ru_stime.tv_usec/1000000);
|
||||||
|
|
||||||
|
numcommands = sizeof(readonlyCommandTable)/sizeof(struct redisCommand);
|
||||||
|
for (j = 0; j < numcommands; j++) {
|
||||||
|
struct redisCommand *c = readonlyCommandTable+j;
|
||||||
|
info = sdscatprintf(info,"used_time_cmd_%s:%lld\r\n",
|
||||||
|
c->name, c->microseconds);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Key space */
|
||||||
|
if (allsections || defsections || !strcasecmp(section,"keyspace")) {
|
||||||
|
if (sections++) info = sdscat(info,"\r\n");
|
||||||
|
info = sdscatprintf(info, "# Keyspace\r\n");
|
||||||
|
for (j = 0; j < server.dbnum; j++) {
|
||||||
|
long long keys, vkeys;
|
||||||
|
|
||||||
|
keys = dictSize(server.db[j].dict);
|
||||||
|
vkeys = dictSize(server.db[j].expires);
|
||||||
|
if (keys || vkeys) {
|
||||||
|
info = sdscatprintf(info, "db%d:keys=%lld,expires=%lld\r\n",
|
||||||
|
j, keys, vkeys);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
return info;
|
return info;
|
||||||
}
|
}
|
||||||
|
|
||||||
void infoCommand(redisClient *c) {
|
void infoCommand(redisClient *c) {
|
||||||
sds info = genRedisInfoString();
|
char *section = c->argc == 2 ? c->argv[1]->ptr : "default";
|
||||||
|
|
||||||
|
if (c->argc > 2) {
|
||||||
|
addReply(c,shared.syntaxerr);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
sds info = genRedisInfoString(section);
|
||||||
addReplySds(c,sdscatprintf(sdsempty(),"$%lu\r\n",
|
addReplySds(c,sdscatprintf(sdsempty(),"$%lu\r\n",
|
||||||
(unsigned long)sdslen(info)));
|
(unsigned long)sdslen(info)));
|
||||||
addReplySds(c,info);
|
addReplySds(c,info);
|
||||||
@ -1619,7 +1692,7 @@ void segvHandler(int sig, siginfo_t *info, void *secret) {
|
|||||||
|
|
||||||
redisLog(REDIS_WARNING,
|
redisLog(REDIS_WARNING,
|
||||||
"======= Ooops! Redis %s got signal: -%d- =======", REDIS_VERSION, sig);
|
"======= Ooops! Redis %s got signal: -%d- =======", REDIS_VERSION, sig);
|
||||||
infostring = genRedisInfoString();
|
infostring = genRedisInfoString("all");
|
||||||
redisLog(REDIS_WARNING, "%s",infostring);
|
redisLog(REDIS_WARNING, "%s",infostring);
|
||||||
/* It's not safe to sdsfree() the returned string under memory
|
/* It's not safe to sdsfree() the returned string under memory
|
||||||
* corruption conditions. Let it leak as we are going to abort */
|
* corruption conditions. Let it leak as we are going to abort */
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user