📋 目录统计概览Top10 明细(按单条耗时)高频慢查询模式(指纹聚合,取样 21,267 条触发深度分析的模式(条数>100 或 累计>30逐条优化建议汇总

MySQL 慢查询日报(线上 prod591)2026-10-22

统计概览

项目值
统计范围2026-10-22 00:00:00 ~ 23:59:59(Asia/Shanghai)
环境prod-591
慢日志条数(ES mysql-slow_*)34,020 条(指纹聚合取样 21,267 条,覆盖率 63%,超过 2 万条上限截断)
Top10 单条最慢6,121.59 s(user=bi,ZHDX_t591_148)
非备份模式最大累计7.05h(2541 次 × 9.98 s)
备份模式(user 含 backup/databasus_backup)47 条、累计 1.39h(单独标注,不触发深析)
监控巡检类(jmysql/proxysql_monitor 或 information_schema)63 条、累计 1.3min(多为 # Schema: 空导致采集端 _grokparsefailure、无库名;单独标注,不触发深析)
深析模式 explain 成功率2/8(25%) ⚠️ 规则退化告警:explain 获取率过低,慢因多为兜底';其他',请检查 MCP 实例映射/超时
数据来源ES mysql-slow_*(@timestamp)+ MCP 只读 MySQL(describe_schema/explain)
生成时间2026-10-23 09:50(Asia/Shanghai)

Top10 明细(按单条耗时)

#耗时(s)库.表行数 sent/examineduser / server慢因分类
16,121.59t591_new.market_community_agent_bid_record_detail20,644 / 4,303,327,640bi / ZHDX_t591_148扫描行数远大于返回行数(4,303,327,640/20,644)、索引范围扫描量过大(market_community_agent_bid_record_detail: key=idx_created_at, rows=3,568,860)
24,779.59t591.sale0 / 709,502,827bi / ZHDX_t591_148扫描行数远大于返回行数(709,502,827/0)、IN (SELECT ...) 子查询(易退化为相关子查询逐行执行, 建议改 JOIN/EXISTS)
34,599.59t591.sale1 / 709,502,827bi / ZHDX_t591_148扫描行数远大于返回行数(709,502,827/1)、IN (SELECT ...) 子查询(易退化为相关子查询逐行执行, 建议改 JOIN/EXISTS)
43,120.80t591.sale1 / 709,503,174bi / ZHDX_t591_148扫描行数远大于返回行数(709,503,174/1)、IN (SELECT ...) 子查询(易退化为相关子查询逐行执行, 建议改 JOIN/EXISTS)
51,718.57t591_new.market_voucher_use180 / 981,540,905bi / ZHDX_t591_148扫描行数远大于返回行数(981,540,905/180)
61,687.21tw591_gateway.verify_log8,741,046 / 8,741,046databasus_backup / ZHDX_t591_118:3307其他(需结合 SQL 与执行计划人工判断)
71,340.18None.user_profile_latest0 / 4,087,178t5_pop_recmd / ZHDX_t591_34扫描行数远大于返回行数(4,087,178/0)
81,336.25None.user_profile_latest0 / 4,132,739t5_pop_recmd / ZHDX_t591_34扫描行数远大于返回行数(4,132,739/0)
91,319.00None.user_profile_latest0 / 4,109,758t5_pop_recmd / ZHDX_t591_34扫描行数远大于返回行数(4,109,758/0)
101,303.38None.user_profile_latest0 / 4,300,334t5_pop_recmd / ZHDX_t591_34扫描行数远大于返回行数(4,300,334/0)

高频慢查询模式(指纹聚合,取样 21,267 条)

按条数 Top5

#模式(指纹摘要)条数平均(s)累计serveruser
1select count(*) as aggregate from sale where status = ? and closed = ? and community_id = ? and kind IN (?...) and posttime >= ? /* ms:tw591ms-cdc */;2,5931.591.14hZHDX_t591_207tw591
2# administrator command: Prepare;2,5419.987.05hZHDX_t591_113,ZHDX_t591_137,ZHDX_t591_18tw591,tw591_ms_business_config
3Prepare;1,7179.474.52hZHDX_t591_113,ZHDX_t591_137,ZHDX_t591_18tw591,tw591_sphinx
4select last_contacted_at, uid, is_sticked from im_conversations where conversation IN (?...) and uid != ? and im_conversations.deleted_at is null /* ms:hongyan-web-server */9182.3936.6minRDS_IMhk591
5
select orign.id, orign.start_time, u.the_id as build_id, orign.status, orign.hangup_cause from t591_ivr.ivr_ext_service_call_t591 as orign left join t591_ivr.iv …(点击展开完整 SQL)
select orign.id, orign.start_time, u.the_id as build_id, orign.status, orign.hangup_cause from t591_ivr.ivr_ext_service_call_t591 as orign left join t591_ivr.ivr_ext_usr_number as u on orign.number = u.number and u.the_type = ? where orign.project_idc = ? AND u.the_type = ? AND orign.start_time >= ? AND orign.start_time <= ? and orign.id > ? order by orign.id asc limit ?;
6421.2613.5minZHDX_t591_181,ZHDX_t591_182tw591

按累计耗时 Top5

#模式条数平均(s)累计serveruser
1# administrator command: Prepare;2,5419.987.05hZHDX_t591_113,ZHDX_t591_137,ZHDX_t591_18tw591,tw591_ms_business_config
2Prepare;1,7179.474.52hZHDX_t591_113,ZHDX_t591_137,ZHDX_t591_18tw591,tw591_sphinx
3DELETE FROM user_profile_latest WHERE create_time < ? LIMIT ?;111273.733.89hZHDX_t591_34t5_pop_recmd
4SELECT CURDATE() dt,count(DISTINCT user_id) ?, count(?) ? FROM t591.sale WHERE posttime>=UNIX_TIMESTAMP(?) and closed=? -- and status=? and end_time>=UNIX_TIMESTAMP(?) and user_id IN (?...);23860.202.14hZHDX_t591_148bi
5
SELECT mcrd.id, mcbr.period_id as ?, mcrd.record_id ?, if(mcbr.parent_id!=?,mcbr.parent_id,null) ?, mcrd.oid ?, mcrd.user_id ?, case mcrd.payment_type when ? th …(点击展开完整 SQL)
SELECT mcrd.id, mcbr.period_id as ?, mcrd.record_id ?, if(mcbr.parent_id!=?,mcbr.parent_id,null) ?, mcrd.oid ?, mcrd.user_id ?, case mcrd.payment_type when ? then ? when ? then ? end ?, mcrd.money ?, mcrd. type ?, mcrd.rank ?, mcrd.community_id ?, -- mc.name ?, ar.name ?, ase.name ?, case when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcbr.source=? then ? when mcbr.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source=? then ? when mcrd.source>=? and mcrd.source<=? then ? else mcrd.source end ?, mcrd.deleted ?, -- ,?、為已刪,?、未未刪 case mcrd.pay_status when ? then ? when ? then ? when ? then ? when ? then ? when ? then ? else mcrd.pay_status end ?, mcrd.created_at ?, mcrd.updated_at ? from t591_new.market_community_agent_bid_record_detail mcrd LEFT JOIN t591_new.market_community_agent_bid_record mcbr on mcrd.record_id=mcbr.id and mcrd.user_id=mcbr.user_id LEFT JOIN t591_new.market_community_bid_rules mcr on mcbr.community_id=mcr.community_id -- and mcbr.period_id=mcr.period_id LEFT JOIN t591_new.market_community mc on mcrd.community_id=mc.id left JOIN t591_new.area_region ar on mcr.regionid=ar.id left JOIN t591_new.area_section ase on mcr.sectionid=ase.id LEFT JOIN t591_new.market_community_agent_order mco on mcrd.oid=mco.id LEFT JOIN t591_new.market_voucher_use mvu on mcrd.user_id=mvu.user_id and mcrd.oid=mvu.oid and mvu.oid!=? LEFT join t591_new.market_voucher mv on mvu.voucher_id=mv.id LEFT join t591_new.market_voucher_config mvc on mv.config_id=mvc.id WHERE mcrd.created_at>=? and mcbr.parent_id!=? and (mcrd.created_at>=DATE_SUB(CURDATE(),INTERVAL ? DAY) or mcrd.updated_at>=DATE_SUB(CURDATE(),INTERVAL ? DAY));
16121.591.70hZHDX_t591_148bi
备份模式全天 47 条 / 1.39h,未触发深度分析(如条数环比异常翻倍再人工介入)。

触发深度分析的模式(条数>100 或 累计>30min,非备份,最多 8 个)

1. # administrator command: Prepare; —— 2,541 次 × 9.98s = 7.05h

# administrator command: Prepare;

2. Prepare; —— 1,717 次 × 9.47s = 4.52h

Prepare;

3. DELETE FROM user_profile_latest WHERE create_time < ? LIMIT ?; —— 11 次 × 1273.73s = 3.89h

DELETE FROM user_profile_latest
    WHERE create_time < '2026-04-17 00:00:03'
    LIMIT 5000;
ALTER TABLE `user_profile_latest` ADD INDEX `idx_create_tim` (`create_time`);

4. SELECT CURDATE() dt,count(DISTINCT user_id) ?, count(?) ? FROM t591.sale WHERE posttime>=UNIX_TIMESTAMP(?) and closed=? -- and status=? and end_time>=UNIX_TIMES —— 2 次 × 3860.20s = 2.14h

SELECT CURDATE() dt,count(DISTINCT user_id) '会员数', count(1) '物件数' 
FROM t591.sale 
WHERE posttime>=UNIX_TIMESTAMP('2023-01-01') and `closed`=0 -- and `status`=2
and end_time>=UNIX_TIMESTAMP('2023-07-03') and user_id in (
SELECT DISTINCT user_id from t591.activity_plan_money where `type`=2 and sign=2 and `status`=1 and posttime<UNIX_TIMESTAMP('2023-07-03')
);
ALTER TABLE `t591`.`sale` ADD INDEX `idx_type` (`type`);

5. SELECT mcrd.id, mcbr.period_id as ?, mcrd.record_id ?, if(mcbr.parent_id!=?,mcbr.parent_id,null) ?, mcrd.oid ?, mcrd.user_id ?, case mcrd.payment_type when ? th —— 1 次 × 6121.59s = 1.70h

SELECT 
mcrd.`id`,
mcbr.period_id as '期数',
mcrd.`record_id` '竞价ID',
if(mcbr.parent_id!=0,mcbr.parent_id,null) '父竞价ID',
mcrd.oid '订单ID',
mcrd.`user_id` '会员ID',
case mcrd.`payment_type` when 1 then '竞价' when 2 then '调价' end '出价类型',
mcrd.`money` '(出价/调价)金额',
mcrd. `type` '竞价类型',
mcrd.`rank` '预排名',
mcrd.`community_id` '社区ID',
-- mc.`name` '社区名称',
ar.`name` '社区县市',
ase.`name` '社区乡镇',
case when mcrd.`source`=1 then '推荐' when mcrd.`source`=2 then '搜寻' when mcrd.`source`=3 then '收藏' when mcrd.`source`=4 then '上期' 
when mcrd.`source`=5 then '历史' when mcrd.`source`=6 then '续购' when mcrd.`source`=7 then '物件管理页' when mcrd.`source`=8 then '会员中心推荐社区弹窗' when mcrd.`source`=9 then '召集令活动页' when mcrd.`source`=10 then '企业号触屏' when mcrd.`source`=11 then '精准营销弹窗' when mcrd.`source`=12 then '物件刊登成功页' when mcrd.`source`=13 then '物件管理页顶部推荐' when mcrd.`source`=14 then '最新续购' 
when mcrd.`source`=15 then '优质社区推荐'
when mcrd.`source`=16 then '弹窗复购'
when mcrd.`source`=17 then '弹窗續費'
when mcrd.`source`=18 then '中古屋詳情頁PC端'
when mcrd.`source`=19 then '中古屋詳情頁觸屏端'
when mcrd.`source`=20 then '中古屋詳情頁APP端'
when mcrd.`source`=21 then '租屋詳情頁PC端'
when mcrd.`source`=22 then '租屋詳情頁觸屏端'
when mcrd.`source`=23 then '租詳情頁APP端'
when mcrd.`source`=24 then 'PC-会员中心优惠券'
when mcrd.`source`=25 then '触屏-会员中心'
when mcrd.`source`=26 then 'APP-会员中心'
when mcrd.`source`=27 then '四端-金牌专家版位'
when mcrd.`source`=28 then '四端-介绍页'
when mcrd.`source`=29 then '待办事项提醒续费'
when mcrd.`source`=30 then '待办事项体系到期复购'
when mcrd.`source`=31 then 'PC-现金券列表'
when mcrd.`source`=32 then '触屏-现金券列表'
when mcrd.`source`=33 then 'PC-领取成功弹窗社区推荐'
when mcrd.`source`=34 then 'PC-待使用弹窗社区推荐' 
when mcrd.`source`=35 then '物件管理页顶部推荐(物件推荐)'
when mcrd.`source`=37 then '曝光失败弹窗复购'
when mcrd.`source`=38 then '即将到期一键续购'
when mcrd.`source`=39 then '已到期一键续购'
when mcbr.`source`=40 then '即将到期一键续购-触屏'
when mcbr.`source`=41 then '即将到期一键续购-APP'
when mcrd.`source`=101 then '其他'
when mcrd.`source`=102 then 'pc金牌专家购买列表'
when mcrd.`source`=103 then '触屏金牌专家购买列表'
when mcrd.`source`=104 then 'PC物件管理页列表'
when mcrd.`source`=105 then 'PC弹窗引导'
when mcrd.`source`>=100 and mcrd.`source`<=200 then '自定义' else mcrd.`source` end '订单入口来源',
mcrd.`deleted` '是否刪除',  -- ,1、為已刪,0、未未刪
case mcrd.`pay_status` when 1 then '待支付' when 2 then '已支付' when 3 then '退款' when 4 then '取消' when 5 then '失败' else mcrd.`pay_status` end '支付状态',
mcrd.`created_at` '创建时间',
mcrd.`updated_at` '更新时间' 
from t591_new.market_community_agent_bid_record_detail mcrd 
LEFT JOIN t591_new.market_community_agent_bid_record mcbr on mcrd.record_id=mcbr.id and mcrd.user_id=mcbr.user_id 
LEFT JOIN t591_new.market_community_bid_rules mcr on mcbr.`community_id`=mcr.community_id -- and mcbr.period_id=mcr.period_id
LEFT JOIN t591_new.`market_community` mc on mcrd.community_id=mc.id 
left JOIN t591_new.area_region ar on mcr.`regionid`=ar.id
left JOIN t591_new.`area_section` ase on mcr.sectionid=ase.id 
LEFT JOIN t591_new.market_community_agent_order mco on mcrd.oid=mco.id 
LEFT JOIN t591_new.market_voucher_use mvu on mcrd.user_id=mvu.user_id and mcrd.oid=mvu.oid and mvu.oid!=0
LEFT join t591_new.market_voucher mv on mvu.voucher_id=mv.id
LEFT join t591_new.market_voucher_config mvc on mv.config_id=mvc.id 
WHERE mcrd.created_at>='2023-08-21' and mcbr.parent_id!=0
and (mcrd.created_at>=DATE_SUB(CURDATE(),INTERVAL 2 DAY) or mcrd.updated_at>=DATE_SUB(CURDATE(),INTERVAL 2 DAY));
SELECT * FROM `t591_new`.`market_community_agent_bid_record_detail` WHERE created_at>='2023-08-21' LIMIT 10
#表访问类型使用索引候选索引预扫行数过滤后
1market_community_agent_bid_record_detailrangeidx_created_atidx_created_at3,568,860100.0%

6. select start_time, user_host, query_time, lock_time, rows_sent, rows_examined, db, sql_text from mysql.slow_log WHERE start_time >= DATE_SUB(NOW(), INTERVAL ? M —— 180 次 × 28.65s = 1.43h

select start_time, user_host, query_time, lock_time, rows_sent, rows_examined, db, sql_text from mysql.slow_log WHERE start_time >= DATE_SUB(NOW(), INTERVAL 5 MINUTE) AND start_time <= NOW()
ALTER TABLE `mysql`.`slow_log` ADD INDEX `idx_start_time` (`start_time`);

7. select * from (SELECT CURDATE() dt,count(DISTINCT user_id) ?, count(?) ? FROM t591.sale WHERE posttime>=UNIX_TIMESTAMP(?) and closed=? -- and status=? and end_t —— 1 次 × 4779.59s = 1.33h

select *
from (SELECT CURDATE() dt,count(DISTINCT user_id) '会员数', count(1) '物件数' 
FROM t591.sale 
WHERE posttime>=UNIX_TIMESTAMP('2023-01-01') and `closed`=0 -- and `status`=2
and end_time>=UNIX_TIMESTAMP('2023-07-03') and user_id in (
SELECT DISTINCT user_id from t591.activity_plan_money where `type`=2 and sign=2 and `status`=1 and posttime<UNIX_TIMESTAMP('2023-07-03')
)
) as `T`
limit 0;
ALTER TABLE `t591`.`sale` ADD INDEX `idx_type` (`type`);

8. select count(*) as aggregate from sale where status = ? and closed = ? and community_id = ? and kind IN (?...) and posttime >= ? /* ms:tw591ms-cdc */; —— 2,593 次 × 1.59s = 1.14h

select count(*) as aggregate from `sale` where `status` = '2' and `closed` = '0' and `community_id` = '24785' and `kind` in ('6', '8', '9', '10', '24') and `posttime` >= '1791302400' /* ms:tw591ms-cdc */;
select count(*) as aggregate from `t591`.`sale` where `status` = '2' and `closed` = '0' and `community_id` = '24785' and `kind` in ('6', '8', '9', '10', '24') and `posttime` >= '1791302400' /* ms:tw591ms-cdc */;
#表访问类型使用索引候选索引预扫行数过滤后
1salerefidx_community_idposttime,idx_community_id7,7890.01%
ALTER TABLE `t591`.`sale` ADD INDEX `idx_status_closed_community__kind_posttime` (`status`, `closed`, `community_id`, `kind`, `posttime`);

逐条优化建议汇总

P 行 = 深析模式(指纹聚合,按全天累计耗时降序 P1 最大,是优化主战场);T 行 = 单条耗时 Top3 的一次性慢 SQL(多为 bi/导出查询,治理手段通常是限流/降频/移到从库,而非建索引)。
编号对象建议
P1?.?(2,541×10.0s)结合 SQL 文本与执行计划人工复核; 考虑降频/缓存
P2?.?(1,717×9.5s)结合 SQL 文本与执行计划人工复核; 考虑降频/缓存
P3?.user_profile_latest(11×1273.7s)补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE user_profile_latest ADD INDEX idx_create_tim (create_time);
P4t591.sale(2×3860.2s)补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE t591.sale ADD INDEX idx_type (type);; 改写为 JOIN/EXISTS 并验证子查询能下推; 该实例无 MCP 映射, 建议在库上手动 EXPLAIN 复核
P5t591_new.market_community_agent_bid_record_detail(1×6121.6s)补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中
P6mysql.slow_log(180×28.7s)补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE mysql.slow_log ADD INDEX idx_start_time (start_time);
P7t591.sale(1×4779.6s)补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE t591.sale ADD INDEX idx_type (type);; 改写为 JOIN/EXISTS 并验证子查询能下推; 该实例无 MCP 映射, 建议在库上手动 EXPLAIN 复核
P8t591.sale(2,593×1.6s)补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE t591.sale ADD INDEX idx_status_closed_community__kind_posttime (status, closed, community_id, kind, posttime);
T1Top1(同 P5 对象) 单条最慢 1.70h,user=bi t591_new.market_community_agent_bid_record_detail补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; bi/导出类: 限流降频、移从库/离线跑, 避免高峰占用主库
T2Top2(同 P8 对象) 单条最慢 1.33h,user=bi t591.sale补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE t591.sale ADD INDEX idx_type (type);; 改写为 JOIN/EXISTS 并验证子查询能下推; 该实例无 MCP 映射, 建议在库上手动 EXPLAIN 复核; bi/导出类: 限流降频、移从库/离线跑, 避免高峰占用主库
T3Top3(同 P8 对象) 单条最慢 1.28h,user=bi t591.sale补索引(按 WHERE 等值列在前、范围列收尾建复合索引); 用 EXPLAIN 验证 key 命中; DDL: ALTER TABLE t591.sale ADD INDEX idx_type (type);; 改写为 JOIN/EXISTS 并验证子查询能下推; 该实例无 MCP 映射, 建议在库上手动 EXPLAIN 复核; bi/导出类: 限流降频、移从库/离线跑, 避免高峰占用主库

*采集脚本 .agents/scripts/mysql_slow_prod_report.py,中间数据 outputs/slow_report_prod591_20261022.json;全程只读。*