Data comes from Sandy Bridge system running sysbench OLTP RO in 1 thread against 1 table.
Call graphs:
- 0.76% mysqld libpthread-2.15.so [.] pthread_getspecific
|
- pthread_getspecific
|
+ 19.28% trx_is_interrupted(trx_t const*)
|
+ 8.56% net_real_write
|
+ 7.94% vio_io_wait
|
+ 5.19% execute_sqlcom_select(THD*, TABLE_LIST*)
|
+ 4.35% my_free
|
+ 3.82% String_list::append_str(st_mem_root*, char const*)
|
+ 3.70% my_real_read(st_net*, unsigned long*, char)
|
+ 3.26% Item_equal::add_const(Item*, Item*)
|
+ 3.11% MYSQLparse(THD*)
|
+ 3.04% make_select(TABLE*, unsigned long long, unsigned long long, Item*, bool, int*)
|
+ 2.62% Item_equal::Item_equal(Item*, Item*, bool)
|
+ 2.61% Item_func::fix_fields(THD*, Item**)
|
+ 2.41% get_best_combination(JOIN*)
|
+ 2.39% st_select_lex::init_query()
|
+ 2.16% check_simple_equality(Item*, Item*, Item*, COND_EQUAL*)
|
+ 1.80% Item_ident::Item_ident(Name_resolution_context*, char const*, char const*, char const*)
|
+ 1.79% build_equal_items(JOIN*, Item*, COND_EQUAL*, List<TABLE_LIST>*, bool, COND_EQUAL**, bool) [clone .constprop.262]
|
+ 1.77% mysql_select(THD*, Item***, TABLE_LIST*, unsigned int, List<Item>&, Item*, unsigned int, st_order*, st_order*, Item*, st_order*, unsigned long long, select_result*, st_select_lex_unit*, st_
|
+ 1.63% st_select_lex::add_joined_table(TABLE_LIST*)
|
+ 1.59% make_leaves_list(List<TABLE_LIST>&, TABLE_LIST*, bool, TABLE_LIST*)
|
+ 1.55% my_malloc
|
+ 1.44% DsMrr_impl::dsmrr_info_const(unsigned int, st_range_seq_if*, void*, unsigned int, unsigned int*, unsigned int*, Cost_estimate*)
|
+ 1.34% Item_bool_func2::Item_bool_func2(Item*, Item*)
|
+ 1.31% Item_int::Item_int(char const*, long long, unsigned int)
|
+ 1.17% st_select_lex::add_item_to_list(THD*, Item*)
|
+ 1.06% Eq_creator::create(Item*, Item*) const
|
+ 0.85% cmp_item::get_comparator(Item_result, Item*, charset_info_st const*)
|
+ 0.85% st_select_lex::save_leaf_tables(THD*)
|
+ 0.72% ha_innobase::multi_range_read_init(st_range_seq_if*, void*, unsigned int, unsigned int, st_handler_buffer*)
|
+ 0.71% Item_func::setup_args_and_comparator(THD*, Arg_comparator*)
|
+ 0.61% key_and(RANGE_OPT_PARAM*, SEL_ARG*, SEL_ARG*, unsigned int) [clone .part.152]
|
+ 0.60% get_quick_keys(PARAM*, QUICK_RANGE_SELECT*, st_key_part*, SEL_ARG*, unsigned char*, unsigned int, unsigned char*, unsigned int)
|
+ 0.56% Item_func_between::Item_func_between(Item*, Item*, Item*)
|
+ 0.52% sql_memdup(void const*, unsigned long)
|
+ 0.51% Item_cache::get_cache(Item const*, Item_result)
|
The most frequent caller is trx_is_interrupted()/thd_kill_level(): it calls current_thd unconditionally.
Note: it may be fixed in Monty's fastconnect tree.
{"report":{"fcp":2537,"ttfb":999.3000001907349,"pageVisibility":"visible","entityId":50798,"key":"jira.project.issue.view-issue","isInitial":true,"threshold":1000,"elementTimings":{},"userDeviceMemory":8,"userDeviceProcessors":64,"apdex":0.5,"journeyId":"60402a8e-9e37-42d9-a35b-db78a6252355","navigationType":0,"readyForUser":2618.2000000476837,"redirectCount":0,"resourceLoadedEnd":3081.4000000953674,"resourceLoadedStart":1005.4000000953674,"resourceTiming":[{"duration":1013.2999999523163,"initiatorType":"link","name":"https://jira.mariadb.org/s/2c21342762a6a02add1c328bed317ffd-CDN/lu2cib/820016/12ta74/0a8bac35585be7fc6c9cc5a0464cd4cf/_/download/contextbatch/css/_super/batch.css","startTime":1005.4000000953674,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":1005.4000000953674,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":2018.7000000476837,"responseStart":0,"secureConnectionStart":0},{"duration":1014.0999999046326,"initiatorType":"link","name":"https://jira.mariadb.org/s/7ebd35e77e471bc30ff0eba799ebc151-CDN/lu2cib/820016/12ta74/494e4c556ecbb29f90a3d3b4f09cb99c/_/download/contextbatch/css/jira.browse.project,project.issue.navigator,jira.view.issue,jira.general,jira.global,atl.general,-_super/batch.css?agile_global_admin_condition=true&jag=true&jira.create.linked.issue=true&slack-enabled=true&whisper-enabled=true","startTime":1005.6000001430511,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":1005.6000001430511,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":2019.7000000476837,"responseStart":0,"secureConnectionStart":0},{"duration":1069.6999998092651,"initiatorType":"script","name":"https://jira.mariadb.org/s/0917945aaa57108d00c5076fea35e069-CDN/lu2cib/820016/12ta74/0a8bac35585be7fc6c9cc5a0464cd4cf/_/download/contextbatch/js/_super/batch.js?locale=en","startTime":1005.8000001907349,"connectEnd":1005.8000001907349,"connectStart":1005.8000001907349,"domainLookupEnd":1005.8000001907349,"domainLookupStart":1005.8000001907349,"fetchStart":1005.8000001907349,"redirectEnd":0,"redirectStart":0,"requestStart":1005.8000001907349,"responseEnd":2075.5,"responseStart":2075.5,"secureConnectionStart":1005.8000001907349},{"duration":1128.2000000476837,"initiatorType":"script","name":"https://jira.mariadb.org/s/2d8175ec2fa4c816e8023260bd8c1786-CDN/lu2cib/820016/12ta74/494e4c556ecbb29f90a3d3b4f09cb99c/_/download/contextbatch/js/jira.browse.project,project.issue.navigator,jira.view.issue,jira.general,jira.global,atl.general,-_super/batch.js?agile_global_admin_condition=true&jag=true&jira.create.linked.issue=true&locale=en&slack-enabled=true&whisper-enabled=true","startTime":1006,"connectEnd":1006,"connectStart":1006,"domainLookupEnd":1006,"domainLookupStart":1006,"fetchStart":1006,"redirectEnd":0,"redirectStart":0,"requestStart":1006,"responseEnd":2134.2000000476837,"responseStart":2134.2000000476837,"secureConnectionStart":1006},{"duration":1132,"initiatorType":"script","name":"https://jira.mariadb.org/s/a9324d6758d385eb45c462685ad88f1d-CDN/lu2cib/820016/12ta74/c92c0caa9a024ae85b0ebdbed7fb4bd7/_/download/contextbatch/js/atl.global,-_super/batch.js?locale=en","startTime":1006.2000000476837,"connectEnd":1006.2000000476837,"connectStart":1006.2000000476837,"domainLookupEnd":1006.2000000476837,"domainLookupStart":1006.2000000476837,"fetchStart":1006.2000000476837,"redirectEnd":0,"redirectStart":0,"requestStart":1006.2000000476837,"responseEnd":2138.2000000476837,"responseStart":2138.2000000476837,"secureConnectionStart":1006.2000000476837},{"duration":1132.2000000476837,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2cib/820016/12ta74/1.0/_/download/batch/jira.webresources:calendar-en/jira.webresources:calendar-en.js","startTime":1006.4000000953674,"connectEnd":1006.4000000953674,"connectStart":1006.4000000953674,"domainLookupEnd":1006.4000000953674,"domainLookupStart":1006.4000000953674,"fetchStart":1006.4000000953674,"redirectEnd":0,"redirectStart":0,"requestStart":1006.4000000953674,"responseEnd":2138.600000143051,"responseStart":2138.600000143051,"secureConnectionStart":1006.4000000953674},{"duration":1132.5,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2cib/820016/12ta74/1.0/_/download/batch/jira.webresources:calendar-localisation-moment/jira.webresources:calendar-localisation-moment.js","startTime":1006.6000001430511,"connectEnd":1006.6000001430511,"connectStart":1006.6000001430511,"domainLookupEnd":1006.6000001430511,"domainLookupStart":1006.6000001430511,"fetchStart":1006.6000001430511,"redirectEnd":0,"redirectStart":0,"requestStart":1006.6000001430511,"responseEnd":2139.100000143051,"responseStart":2139.100000143051,"secureConnectionStart":1006.6000001430511},{"duration":1213.2999999523163,"initiatorType":"link","name":"https://jira.mariadb.org/s/b04b06a02d1959df322d9cded3aeecc1-CDN/lu2cib/820016/12ta74/a2ff6aa845ffc9a1d22fe23d9ee791fc/_/download/contextbatch/css/jira.global.look-and-feel,-_super/batch.css","startTime":1006.7000000476837,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":1006.7000000476837,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":2220,"responseStart":0,"secureConnectionStart":0},{"duration":1132.6000001430511,"initiatorType":"script","name":"https://jira.mariadb.org/rest/api/1.0/shortcuts/820016/47140b6e0a9bc2e4913da06536125810/shortcuts.js?context=issuenavigation&context=issueaction","startTime":1007,"connectEnd":1007,"connectStart":1007,"domainLookupEnd":1007,"domainLookupStart":1007,"fetchStart":1007,"redirectEnd":0,"redirectStart":0,"requestStart":1007,"responseEnd":2139.600000143051,"responseStart":2139.600000143051,"secureConnectionStart":1007},{"duration":1213,"initiatorType":"link","name":"https://jira.mariadb.org/s/3ac36323ba5e4eb0af2aa7ac7211b4bb-CDN/lu2cib/820016/12ta74/d176f0986478cc64f24226b3d20c140d/_/download/contextbatch/css/com.atlassian.jira.projects.sidebar.init,-_super,-project.issue.navigator,-jira.view.issue/batch.css?jira.create.linked.issue=true","startTime":1007.1000001430511,"connectEnd":0,"connectStart":0,"domainLookupEnd":0,"domainLookupStart":0,"fetchStart":1007.1000001430511,"redirectEnd":0,"redirectStart":0,"requestStart":0,"responseEnd":2220.100000143051,"responseStart":0,"secureConnectionStart":0},{"duration":1133,"initiatorType":"script","name":"https://jira.mariadb.org/s/5d5e8fe91fbc506585e83ea3b62ccc4b-CDN/lu2cib/820016/12ta74/d176f0986478cc64f24226b3d20c140d/_/download/contextbatch/js/com.atlassian.jira.projects.sidebar.init,-_super,-project.issue.navigator,-jira.view.issue/batch.js?jira.create.linked.issue=true&locale=en","startTime":1007.2000000476837,"connectEnd":1007.2000000476837,"connectStart":1007.2000000476837,"domainLookupEnd":1007.2000000476837,"domainLookupStart":1007.2000000476837,"fetchStart":1007.2000000476837,"redirectEnd":0,"redirectStart":0,"requestStart":1007.2000000476837,"responseEnd":2140.2000000476837,"responseStart":2140.2000000476837,"secureConnectionStart":1007.2000000476837},{"duration":1609.8999998569489,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2cib/820016/12ta74/1.0/_/download/batch/jira.webresources:bigpipe-js/jira.webresources:bigpipe-js.js","startTime":1014.1000001430511,"connectEnd":1014.1000001430511,"connectStart":1014.1000001430511,"domainLookupEnd":1014.1000001430511,"domainLookupStart":1014.1000001430511,"fetchStart":1014.1000001430511,"redirectEnd":0,"redirectStart":0,"requestStart":1014.1000001430511,"responseEnd":2624,"responseStart":2624,"secureConnectionStart":1014.1000001430511},{"duration":2060.0999999046326,"initiatorType":"script","name":"https://jira.mariadb.org/s/d41d8cd98f00b204e9800998ecf8427e-CDN/lu2cib/820016/12ta74/1.0/_/download/batch/jira.webresources:bigpipe-init/jira.webresources:bigpipe-init.js","startTime":1021.3000001907349,"connectEnd":1021.3000001907349,"connectStart":1021.3000001907349,"domainLookupEnd":1021.3000001907349,"domainLookupStart":1021.3000001907349,"fetchStart":1021.3000001907349,"redirectEnd":0,"redirectStart":0,"requestStart":1021.3000001907349,"responseEnd":3081.4000000953674,"responseStart":3081.4000000953674,"secureConnectionStart":1021.3000001907349},{"duration":441.39999985694885,"initiatorType":"xmlhttprequest","name":"https://jira.mariadb.org/rest/webResources/1.0/resources","startTime":2232.100000143051,"connectEnd":2232.100000143051,"connectStart":2232.100000143051,"domainLookupEnd":2232.100000143051,"domainLookupStart":2232.100000143051,"fetchStart":2232.100000143051,"redirectEnd":0,"redirectStart":0,"requestStart":2232.100000143051,"responseEnd":2673.5,"responseStart":2673.5,"secureConnectionStart":2232.100000143051}],"fetchStart":0,"domainLookupStart":0,"domainLookupEnd":0,"connectStart":0,"connectEnd":0,"requestStart":824,"responseStart":999,"responseEnd":1022,"domLoading":1003,"domInteractive":3100,"domContentLoadedEventStart":3100,"domContentLoadedEventEnd":3144,"domComplete":3832,"loadEventStart":3832,"loadEventEnd":3832,"userAgent":"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)","marks":[{"name":"bigPipe.sidebar-id.start","time":3083},{"name":"bigPipe.sidebar-id.end","time":3083.800000190735},{"name":"bigPipe.activity-panel-pipe-id.start","time":3084},{"name":"bigPipe.activity-panel-pipe-id.end","time":3085.2000000476837},{"name":"activityTabFullyLoaded","time":3159}],"measures":[],"correlationId":"54b51ed7744522","effectiveType":"4g","downlink":9.5,"rtt":0,"serverDuration":107,"dbReadsTimeInMs":24,"dbConnsTimeInMs":34,"applicationHash":"9d11dbea5f4be3d4cc21f03a88dd11d8c8687422","experiments":[]}}
Bug
Major
