200\\n\\t\\n\\t\\tMonitorKeys | Submetric | Unit | Description | Applicable scope |
CpuUsage | CpuUsage | % | The CPU utilization. Valid values: 0 to 100. If the RedisCpuUsage parameter is specified or returned for your instance in the previous request, you can continue to use the parameter. |
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MemoryUsage | memoryUsage | % | The memory usage. |
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quotaMemory | quotaMemory | Bytes | The total memory of the data shard. |
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UsedMemory | UsedMemory | Bytes | The amount of used memory, which includes the memory consumed by data and cache. |
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Tair_PmemUsage | PmemUsage | % | The Persistent Memory (PMem) usage, the amount of PMem used, and the total amount of PMem. These submetrics are available only for persistent memory-optimized instances. |
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Tair_Pmem | PmemUsed | Bytes | ||
PmemQuota | Bytes | |||
Redis_DetailedSpaceUsage | ins_size | MB | The total disk space used by the instance, the disk space used by data files such as append-only files (AOFs) and Redis Database (RDB) files, and the disk space used by logs such as active logs. These submetrics are available only for DRAM-based instances that are deployed in classic (local disk-based) mode. |
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data_size | MB | |||
log_size | MB | |||
Redis_Memory_Monitor | used_memory_rss | Bytes | The physical memory used by the process, which is the memory allocated by the operating system to Tair. |
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used_memory_lua | Bytes | The amount of memory used by Lua scripts. | ||
used_memory_startup | Bytes | The amount of memory used by Tair during startup. | ||
lazyfree_pending_objects | Counts | The number of keys pending to be reclaimed when Tair performs lazy free operations. | ||
used_memory_overhead | Bytes | The amount of memory that is used to support the internal mechanisms of Tair for maintaining datasets, including the output buffers, query buffers, and AOFs for all clients. | ||
used_memory_dataset | Bytes | The amount of memory used by data. | ||
UsedQPS | TotalQps | Counts/s | The total number of requests per second, including both read and write requests. |
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GetQps | Counts/s | The number of read requests per second and the number of write requests per second. These submetrics are available only for instances that run Redis 4.0 or later. | ||
PutQps | Counts/s | |||
OtherOps | Counts/s | The number of non-read/write requests per second, such as PING, INFO, SELECT, and AUTH requests. For instances that contain proxy nodes, the OtherOps submetric indicates only the number of INFO requests per second. | ||
ConnectionUsage | connectionUsage | % | The connection usage, which is calculated by using the following formula: Number of used connections/Number of total supported connections. When the client connects to the cluster instance by using a private endpoint, this submetric is meaningful. |
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UsedConnection | ConnCount | Counts | The number of used connections. | |
QPSUsage | qpsUsage | % | The queries per second (QPS) usage. |
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IntranetIn | InFlow | KB/s | The inbound and outbound traffic rates. |
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IntranetOut | OutFlow | KB/s | ||
IntranetInRatio | intranetInRatio | % | The inbound and outbound traffic usage. |
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IntranetOutRatio | intranetOutRatio | % | ||
Redis_Avg_Rt_Monitor | AvgRt | us | The average response time of all commands, which indicates the average time that is measured from the time when a data node receives a command to the time when the data node returns the command output.
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Redis_Max_Rt_Monitor | MaxRt | us | The maximum latency for commands, which indicates the maximum time period from the time when the replica node receives a command to the time when the replica node returns the command output.
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Redis_Basic_Monitor | Keys | Counts | The total number of keys, which indicates the number of primary keys stored in the instance. |
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Expires | Counts | The number of keys that has a time to live (TTL) value configured. This submetric displays the instantaneous value when data is collected. | ||
ExpiredKeys | Counts | The total number of expired keys. | ||
EvictedKeys | Counts | The total number of evicted keys. | ||
ExpiredKeysPerSecond | Counts/s | The number of keys that are expired per second. | ||
EvictedKeysPerSecond | Counts/s | The number of keys that are evicted per second. | ||
inmem_keys | Counts | These submetics are available only for hybrid-storage instances (phased out). You can ignore these submetrics. | ||
swapped_keys | Counts | |||
Hit_Rate_Monitor | hit_rate | % | The hit ratio of keys, which is calculated by using the following formula: Total key hits/(Total key hits + Total key misses). |
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hit | Counts | The number of key hits per second. | ||
miss | Counts | The number of key misses per second. | ||
evicted_keys_per_sec | Counts | The number of keys that are evicted per second. | ||
DiskUsage | disk_usage | % | The disk space usage, the size of the input buffer, the size of the output buffer, and the monitoring metrics related to disk performance. These submetics are available only for ESSD/SSD-based instances. |
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RocksDBConn | Tair_Connection_Monitor | Bytes | ||
Tair_Connection_Monitor | Bytes | |||
Tair_Disk_Monitor | Submetrics such as io_bandwidth_kbps, iops, and iops_usage | |||
UsedConnection | ConnectionUsage | % | The connection usage, which is calculated by using the following formula: Number of used connections/Number of total supported connections. When the client connects to the cluster or read/write splitting instance by using a proxy node, this submetric is meaningful. |
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UsedConnection | Counts | The number of used connections. | ||
NewUserConnQps | Counts/s | The number of connections that are established per second from clients to proxy nodes. | ||
Redis_Package_Monitor | request | Byte | The average bytes of a single request. |
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response | Byte | The average bytes of a single response. | ||
request_max | Byte | The maximum bytes of a single request. | ||
response_max | Byte | The maximum bytes of a single response. | ||
RedisProxyConn | RedisUsedConnection | Counts | The number of connections that are established from proxy nodes to data nodes. | |
NewDBConnQps | Counts/s | The number of connections that are established per second from proxy nodes to data nodes. | ||
DisconnectDBConn | Counts | The cumulative number of disconnections from proxy nodes to data nodes. | ||
DisconnectUserConn | Counts | The cumulative number of disconnections from clients to proxy nodes. | ||
TotalCalls | TotalRefusedCommands | Counts | The cumulative number of rejected commands. | |
TotalCallsPerSecCalls | Counts/s | The QPS. | ||
TotalCallsPerSecRetryCalls | Counts/s | The number of request retries per second. | ||
TotalCallsPerSecRetryFailed | Counts/s | The number of failed requests per second. |
MonitorKeys | Submetric | Unit | Description |
Redis_Keys_Monitor | del, dump, exists, expire, expireat, move, persist, pexpire, pexpireat, pttl, randomkey, rename, renamenx, restore, sort, ttl, type, and scan | Counts/s | The monitoring information about the use of key-value related commands, such as the number of times that DEL and EXISTS are executed per second. |
Redis_String_Monitor | append, bitcount, bitop, decr, decrby, get, getbit, getrange, getset, incr, incrby, incrbyfloat, mget, mset, msetnx, psetex, set, setbit, setex, setnx, setrange, and strlen | Counts/s | The monitoring information about the use of string-related commands, such as the number of times APPEND and MGET are executed per second. |
Redis_Hashes_Monitor | hdel, hexists, hget, hgetall, hincrby, hincrbyfloat, hkeys, hlen, hmget, hmset, hset, hsetnx, hvals, and hscan | Counts/s | The monitoring information about the use of hash-related commands, such as the number of times HGET and HDEL are executed per second. |
Redis_Lists_Monitor | blpop, brpop, brpoplpush, lindex, linsert, llen, lpop, lpush, lpushx, lrange, lrem, lset, ltrim, rpop, rpoplpush, rpush, and rpushx | Counts/s | The monitoring information about the use of list-related commands, such as the number of times BLPOP and BRPOP are executed per second. |
Redis_Sets_Monitor | sadd, scard, sdiff, sdiffstore, sinter, sinterstore, sismember, smembers, smove, spop, srandmember, srem, sunion, sunionstore, and sscan | Counts/s | The monitoring information about the use of set-related commands, such as the number of times that SADD and SCARD are executed per second. |
Redis_Zset_Monitor | zadd, zcard, zcount, zincrby, zrange, zrangebyscore, zrank, zrem, zremrangebyrank, zremrangebyscore, zrevrange, zrevrangebyscore, zrevrank, zscore, zunionstore, zinterstore, zscan, zrangebylex, zlexcount, zremrangebylex, zpopmin, zpopmax, bzpopmin, and bzpopmax | Counts/s | The monitoring information about the use of zset-related commands, such as the number of times that ZADD and ZCARD are executed per second. |
Redis_Hyperlog_Monitor | pfadd, pfcount, and pfmerge | Counts/s | The monitoring information about the use of HyperLogLog-related commands, such as the number of times that PFADD and PFCOUNT are executed per second. |
Redis_Pub_Sub_Monitor | psubscribe, publish, pubsub, punsubscribe, subscribe, and unsubscribe | Counts/s | The monitoring information about the use of commands related to the Pub/Sub command group, such as the number of times that PUBLISH and SUBSCRIBE are executed per second. |
Redis_Transaction_Monitor | discard, exec, multi, unwatch, and watch | Counts/s | The monitoring information about the use of transaction-related commands, such as the number of times that WATCH and MULTI are executed per second. |
Redis_Scripting_Monitor | eval, evalsha, and script | Counts/s | The monitoring information about the use of scripting-related commands, such as the number of times that EVAL and EVALSHA are executed per second. |
Calls_Monitor | flushall_calls, flushdb_calls, and keys_calls | Counts | The cumulative number of times that FLUSHALL, FLUSHDB, KEYS are executed per second. |
Redis_Connection_Monitor | auth, echo, ping, quit, and select | Counts/s | The monitoring information about the use of connection-related commands, such as the number of times AUTH and ECHO are executed per second. |
Redis_Server_Monitor | bgsave, client, command, config, dbsize, debug, flushall, flushdb, info, monitor, slowlog, and time | Counts/s | The monitoring information about the use of server-related commands, such as the number of times BGSAVE and CONFIG are executed per second. |
Redis_TairDoc_Monitor | jsondel, jsonget, jsonmget, jsonset, jsontype, jsonnumincrby, jsonstrappend, jsonstrlen, jsonarrappend, jsonarrpop, jsonarrinsert, jsonarrlen, and jsonarrtrim | Counts/s | The monitoring information about the use of Doc-related commands, such as the number of times JSON.SET and JSON.GET are executed per second. |
Redis_TairHash_Monitor | exhset, exhsetnx, exhmset, exhexpireat, exhexpire, exhmsetwithopts, exhpexpireat, exhpexpire, exhpttl, exhttl, exhver, exhsetver, exhincrby, exhincrbyfloat, exhget, exhgetwithver, exhmget, exhdel, exhlen, exhexists, exhkeys, exhvals, exhgetall, exhmgetwithver, exhsterlen, and exhscan | Counts/s | The monitoring information about the use of exHash-related commands, such as the number of times EXHSET and EXHMSET are executed per second. |
Redis_TairString_Monitor | cas, cad, exset, exget, exsetver, exincrby, exincrbyfloat, excas, and excad | Counts/s | The monitoring information about the use of exString-related commands, such as the number of times EXSET and EXGET are executed per second. |
Redis_TairGis_Monitor | gisadd, gisget, gisdel, gissearch, giscontains, gisintersects, and gisgetall | Counts/s | The monitoring information about the use of GIS-related commands, such as the number of times GIS.ADD, GIS.GET, and GIS.DEL are executed per second. |
Redis_TairBloom_Monitor | bfadd, bfmadd, bfexists, bfmexists, bfinsert, bfreserve, and bfdebug | Counts/s | The monitoring information about the use of Bloom-related commands, such as the number of times BF.RESERVE and BF.ADD are executed per second. |