is this latency normal?
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Hello, using redis cache now for some time but now realize i might need to optimize the Redis
Is this normal latency for such DB ?works now with relay community
Status: Connected Client: Relay (v0.12.1) Drop-in: Valid Disabled: No Ping: 1 Errors: [] PhpRedis: 6.3.0 Relay: 0.12.1 Predis: 2.4.0 Credis: Not loaded PHP Version: 8.4.18 Plugin Version: 2.7.0 Redis Version: 8.6.1 Multisite: No Metrics: Enabled Metrics recorded: 1501 Filesystem: Writable Global Prefix: “wp_” Blog Prefix: “wp_” Timeout: 1 Read Timeout: 1 Retry Interval: WP_REDIS_CLIENT: “relay” WP_REDIS_SCHEME: “unix” WP_REDIS_PATH: “/var/run/redis/redis-server.sock” WP_REDIS_DATABASE: 2 WP_REDIS_PREFIX: “ber_pro” WP_CACHE_KEY_SALT: “mber_salt” WP_REDIS_PLUGIN_PATH: WP_REDIS_IGNORED_GROUPS: [ “cron_events”, “counts”, “plugins”, “themes”, “theme_json”, “product_objects”, “order_objects”, “urls-to-ids-cache-key”, “WPML_ST_Package_Factory”, “wpml-all-meta-product-variation”, “WPML_Cookie”, “ls_languages”, “convert_url”, “element_translations”, “wpml_st_cache”, “wpml_term_translation”, “wpml_wp_cache__group_keys”, “site_options” ] Global Groups: [ “blog-details”, “blog-id-cache”, “blog-lookup”, “global-posts”, “networks”, “rss”, “sites”, “site-details”, “site-lookup”, “site-options”, “site-transient”, “users”, “useremail”, “userlogins”, “usermeta”, “user_meta”, “userslugs”, “redis-cache”, “blog_meta”, “image_editor”, “network-queries”, “site-queries”, “theme_files”, “translation_files”, “user-queries” ] Ignored Groups: [ “cron_events”, “counts”, “plugins”, “themes”, “theme_json”, “product_objects”, “order_objects”, “urls-to-ids-cache-key”, “WPML_ST_Package_Factory”, “wpml-all-meta-product-variation”, “WPML_Cookie”, “ls_languages”, “convert_url”, “element_translations”, “wpml_st_cache”, “wpml_term_translation”, “wpml_wp_cache__group_keys”, “site_options” ] Unflushable Groups: [] Groups Types: { “blog-details”: “global”, “blog-id-cache”: “global”, “blog-lookup”: “global”, “global-posts”: “global”, “networks”: “global”, “rss”: “global”, “sites”: “global”, “site-details”: “global”, “site-lookup”: “global”, “site-options”: “global”, “site-transient”: “global”, “users”: “global”, “useremail”: “global”, “userlogins”: “global”, “usermeta”: “global”, “user_meta”: “global”, “userslugs”: “global”, “redis-cache”: “global”, “cron_events”: “ignored”, “counts”: “ignored”, “plugins”: “ignored”, “themes”: “ignored”, “theme_json”: “ignored”, “product_objects”: “ignored”, “order_objects”: “ignored”, “urls-to-ids-cache-key”: “ignored”, “WPML_ST_Package_Factory”: “ignored”, “wpml-all-meta-product-variation”: “ignored”, “WPML_Cookie”: “ignored”, “ls_languages”: “ignored”, “convert_url”: “ignored”, “element_translations”: “ignored”, “wpml_st_cache”: “ignored”, “wpml_term_translation”: “ignored”, “wpml_wp_cache__group_keys”: “ignored”, “site_options”: “ignored”, “blog_meta”: “global”, “image_editor”: “global”, “network-queries”: “global”, “site-queries”: “global”, “theme_files”: “global”, “translation_files”: “global”, “user-queries”: “global” } Drop-ins: [ “Redis Object Cache Drop-In v2.7.0 by Till Krüss” ]
extension = relay.so
relay.environment = production
relay.maxmemory_pct = 95
relay.maxmemory=16M
relay.eviction_policy=lru
relay.max_endpoint_dbs = 4
relay.serializer = igbinary
relay.default_compress_algo = lz4
relay.default_compress_level = 1
relay.default_compress_threshold = 256maxmemory 512mb
maxmemory-policy allkeys-lru
io-threads 2
io-threads-do-reads yes
For example on homepage with query monitor :Database Queries
0.0658s
SELECT: 89
SHOW: 2
UPDATE: 1
Total: 92
Object Cache98.0% hit rate (6,603 hits, 138 misses)
Some debug info :
keyspace_hits:4876959
keyspace_misses:1118020
active_defrag_hits:0
active_defrag_misses:0
active_defrag_key_hits:0
active_defrag_key_misses:0redis-cli –latency
min: 0, max: 18, avg: 0.76 (2372 samples)
Some browsing in admin got this :
Max latency so far: 8757 microseconds.
Max latency so far: 13003 microseconds.
Max latency so far: 44025 microseconds.
2338699136 total runs (avg latency: 0.0428 microseconds / 42.76 nanoseconds per run).
Worst run took 1029612x longer than the average latency.db2_distrib_strings_sizes:0=17,1=293,2=499,4=4489,8=1010,16=4003,32=2828,64=3156,128=2281,256=1194,512=1703,1K=490,2K=1079,4K=152,8K=37,16K=32,32K=21,64K=15,128K=5,256K=4
db2_distrib_zsets_items:1K=1
Commandstats
cmdstat_zadd:calls=54944,usec=1613747,usec_per_call=29.37,rejected_calls=0,failed_calls=0
cmdstat_info:calls=59917,usec=6970627,usec_per_call=116.34,rejected_calls=0,failed_calls=0
cmdstat_del:calls=195922,usec=1696816,usec_per_call=8.66,rejected_calls=0,failed_calls=0
cmdstat_echo:calls=3,usec=3,usec_per_call=1.00,rejected_calls=0,failed_calls=0
cmdstat_get:calls=4318902,usec=26643328,usec_per_call=6.17,rejected_calls=0,failed_calls=0
cmdstat_mget:calls=676896,usec=4646145,usec_per_call=6.86,rejected_calls=0,failed_calls=0
cmdstat_dbsize:calls=3,usec=6,usec_per_call=2.00,rejected_calls=0,failed_calls=0
cmdstat_set:calls=1538395,usec=13752341,usec_per_call=8.94,rejected_calls=0,failed_calls=0
cmdstat_client|setinfo:calls=24916,usec=19598,usec_per_call=0.79,rejected_calls=0,failed_calls=0
cmdstat_client|tracking:calls=10806,usec=31894,usec_per_call=2.95,rejected_calls=0,failed_calls=0
cmdstat_scan:calls=618,usec=4749,usec_per_call=7.68,rejected_calls=0,failed_calls=0
cmdstat_hello:calls=12458,usec=282848,usec_per_call=22.70,rejected_calls=0,failed_calls=0
cmdstat_select:calls=110148,usec=302685,usec_per_call=2.75,rejected_calls=0,failed_calls=0
cmdstat_readonly:calls=1,usec=5,usec_per_call=5.00,rejected_calls=0,failed_calls=1
cmdstat_incr:calls=6,usec=94,usec_per_call=15.67,rejected_calls=0,failed_calls=0
cmdstat_zcard:calls=1,usec=1,usec_per_call=1.00,rejected_calls=0,failed_calls=0
cmdstat_decr:calls=4,usec=89,usec_per_call=22.25,rejected_calls=0,failed_calls=0
cmdstat_flushdb:calls=3,usec=57028,usec_per_call=19009.33,rejected_calls=0,failed_calls=0
cmdstat_zremrangebyscore:calls=100,usec=43147,usec_per_call=431.47,rejected_calls=0,failed_calls=0
cmdstat_zrangebyscore:calls=44,usec=12830,usec_per_call=291.59,rejected_calls=0,failed_calls=0
cmdstat_type:calls=21,usec=4,usec_per_call=0.19,rejected_calls=0,failed_calls=0
cmdstat_config|resetstat:calls=1,usec=164,usec_per_call=164.00,rejected_calls=0,failed_calls=0
cmdstat_slowlog|get:calls=1,usec=177,usec_per_call=177.00,rejected_calls=0,failed_calls=0
cmdstat_zcount:calls=18,usec=253,usec_per_call=14.06,rejected_calls=0,failed_calls=0
cmdstat_strlen:calls=103,usec=926,usec_per_call=8.99,rejected_calls=0,failed_calls=0
cmdstat_ping:calls=57392,usec=48435,usec_per_call=0.84,rejected_calls=0,failed_calls=0
cmdstat_setex:calls=44394,usec=1204664,usec_per_call=27.14,rejected_calls=0,failed_calls=0
4019 term-queries
2257 post-queries
1577 posts
1540 post_meta
907 transient
765 translation_priority_relationships
640 products
625 WPML_404_Guess
572 product_shipping_class_relationships
566 product_visibility_relationships
565 pos_product_visibility_relationships
543 WCML_Product_Image_Filter
413 post_tag_relationships
413 category_relationships
390 product_tag_relationships
388 product_cat_relationships
388 pa_size_relationships
388 pa_color_relationships
388 pa_beads_relationships
384 product_type_relationships
384 product_brand_relationships
383 WPML_Name_Query_Filter_Translated
326 WCML_Product_Gallery_Filter
222 terms
189 term_meta
185 original_element
169 WPML_TM_ICL_Translations--translations
135 options
99 WPML_Page_Name_Query_Filter
93 orders
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