Maison > Article > base de données > pt-query-digest (boîte à outils percona)
pt-query-digest [OPTIONS] [FILES] [DSN]
pt-query-digest slow.log
pt-query-digest --processlist h=host1
tcpdump -s 65535 -x -nn -q -tttt -i any -c 1000 port 3306 > mysql.tcp.txt pt-query-digest --type tcpdump mysql.tcp.txt
pt-query-digest --review h=host2 --no-report slow.log
# 2291.9s user time, 6.4s system time, 41.68M rss, 193.36M vsz # Current date: Mon Jun 19 11:19:51 2017# Hostname: mxqmongodb2 # Files: /home/mysql/db3306/log/slowlog_343306.log # Overall: 6.72M total, 140 unique, 16.12 QPS, 0.69x concurrency _________ # Time range: 2017-06-13T14:34:41 to 2017-06-18T10:22:04# Attribute total min max avg 95% stddev median # ============ ======= ======= ======= ======= ======= ======= =======# Exec time 287519s 1us 20s 43ms 148ms 339ms 214us # Lock time 151259s 0 20s 23ms 144us 319ms 47us # Rows sent 5.40M 0 1000 0.84 0.99 6.58 0.99# Rows examine 388.33M 0 3.72k 60.59 5.75 388.16 0.99# Query size 692.26M 6 799 108.02 202.40 69.96 80.10
# Profile # Rank Query ID Response time Calls R/Call V/M Item # ==== ================== ================= ======= ====== ===== =========# 1 0x255C57D761A899A9 146053.6926 50.8% 75972 1.9225 2.93 UPDATE warehouse # 2 0x813031B8BBC3B329 94038.9621 32.7% 242741 0.3874 0.23 COMMIT # 3 0xA0352AA54FDD5DF2 10125.5055 3.5% 75892 0.1334 0.43 UPDATE order_line # 4 0xE5E8C12332AD11C5 5660.5113 2.0% 75977 0.0745 0.83 SELECT district # 5 0xBD195A4F9D50914F 3634.6219 1.3% 757760 0.0048 1.01 SELECT stock # 6 0xF078A9E73D7A8520 3431.3527 1.2% 75874 0.0452 0.81 UPDATE district # 7 0x9577D48F480A1260 2307.4342 0.8% 50255 0.0459 1.25 SELECT customer # 8 0xFFDA79BA14F0A223 2158.4731 0.8% 75977 0.0284 0.54 SELECT customer warehouse # 9 0x5E61FF668A8E8456 1838.4440 0.6% 1507614 0.0012 0.74 SELECT stock # 10 0x10BEBFE721A275F6 1671.8274 0.6% 757751 0.0022 0.52 INSERT order_line # 11 0x8B2716B5B486F6AA 1658.5984 0.6% 75871 0.0219 0.75 INSERT history # 12 0xBF40A4C7016F2BAE 1504.7939 0.5% 758569 0.0020 0.77 SELECT item # 13 0x37AEB73B59EFC119 1470.5951 0.5% 2838 0.5182 0.27 INSERT SELECT tpcc._stock_new tpcc.stock # 15 0x26C4F579BF19956D 1030.4416 0.4% 1982 0.5199 0.28 INSERT SELECT tpcc.__stock_new tpcc.stock # 22 0xD80B7970DBF2419C 493.0831 0.2% 947 0.5207 0.28 INSERT SELECT tpcc.__stock_new tpcc.stock # 23 0xDE7EA4E363CAD006 488.2134 0.2% 943 0.5177 0.25 INSERT SELECT tpcc.__stock_new tpcc.stock # 25 0x985B012461683472 470.6418 0.2% 907 0.5189 0.25 INSERT SELECT tpcc.__stock_new tpcc.stock # MISC 0xMISC 9482.0467 3.3% 2182254 0.0043 0.0 <123 ITEMS>
# Query 1: 1.14 QPS, 2.19x concurrency, ID 0x255C57D761A899A9 at byte 1782619576# This item is included in the report because it matches --limit. # Scores: V/M = 2.93# Time range: 2017-06-13T14:34:42 to 2017-06-14T09:05:56# Attribute pct total min max avg 95% stddev median # ============ === ======= ======= ======= ======= ======= ======= =======# Count 1 75972# Exec time 50 146054s 160us 20s 2s 7s 2s 1s # Lock time 94 142872s 39us 20s 2s 7s 2s 992ms # Rows sent 0 0 0 0 0 0 0 0# Rows examine 0 74.19k 1 1 1 1 0 1# Query size 0 4.05M 53 57 55.88 56.92 0.82 54.21# String: # Hosts 127.0.0.1# Users root # Query_time distribution # 1us # 10us # 100us ###################### # 1ms ## # 10ms ### # 100ms ################################## # 1s ################################################################ # 10s+ ## # Tables # SHOW TABLE STATUS LIKE 'warehouse'\G # SHOW CREATE TABLE `warehouse`\G UPDATE warehouse SET w_ytd = w_ytd + 3651 WHERE w_id = 4\G # Converted for EXPLAIN # EXPLAIN /*!50100 PARTITIONS*/select w_ytd = w_ytd + 3651 from warehouse where w_id = 4\G
[root@mxqmongodb2 bin]# ./pt-query-digest /home/mysql/db3306/log/slowlog_343306.log >/home/sa/slowlog_343306.log
[root@mxqmongodb2 bin]# ./pt-query-digest --since=24h /home/mysql/db3306/log/slowlog_343306.log >/home/sa/slowlog_343306_24.log
[root@mxqmongodb2 bin]# ./pt-query-digest --user=root --password=123456 --port=3306 --review h=172.16.16.35,D=test,t=query_report /home/mysql/db3306/log/slowlog_343306.log
mysql> select * from query_report limit 1\G*************************** 1. row ***************************checksum: 1206612749604517366fingerprint: insert into order_line (ol_o_id, ol_d_id, ol_w_id, ol_number, ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_dist_info) values(?+) sample: INSERT INTO order_line (ol_o_id, ol_d_id, ol_w_id, ol_number, ol_i_id, ol_supply_w_id, ol_quantity, ol_amount, ol_dist_info) VALUES (3730, 6, 10, 1, 6657, 10, 8, 62.41910171508789, 'N3F5fAhga7U51tlXr8AEgZdi') first_seen: 2017-06-13 14:34:42last_seen: 2017-06-14 09:05:54reviewed_by: NULL reviewed_on: NULL comments: NULL1 row in set (0.00 sec)
[root@mxqmongodb2 log]# mysqlbinlog mysql-bin.000012 >/home/sa/mysql-bin_000012.log [root@mxqmongodb2 bin]# ./pt-query-digest --type=binlog /home/sa/mysql-bin_000012.log >/home/sa/mysql-bin_000012_report.log
[root@mxqmongodb2 tpcc-mysql]# ./tpcc_start -h127.0.0.1 -P3306 -d tpcc -u root -p123456 -w 10 -c 10 -r 10 -l 3000
[root@mxqmongodb2 log]# tcpdump -s 65535 -x -nn -q -tttt -i any -c 10000 port 3306 >/home/sa/mysql.tcp.txt [root@mxqmongodb2 bin]# ./pt-query-digest --type=tcpdump /home/sa/mysql.tcp.txt >/home/sa/mysql.tcp_repot.txt
[root@mxqmongodb2 sa]# cat mysql.tcp_repot.txt # 4.2s user time, 50ms system time, 27.65M rss, 179.15M vsz # Current date: Tue Jun 20 17:08:40 2017# Hostname: mxqmongodb2 # Files: /home/sa/mysql.tcp.txt # Overall: 155 total, 3 unique, 9.76 QPS, 4.52x concurrency ______________ # Time range: 2017-06-20 17:06:19.850032 to 17:06:35.731291# Attribute total min max avg 95% stddev median # ============ ======= ======= ======= ======= ======= ======= =======# Exec time 72s 63us 2s 463ms 1s 352ms 393ms # Rows affecte 25 0 15 0.16 0.99 1.18 0# Query size 956 6 30 6.17 5.75 1.85 5.75# Warning coun 1 0 1 0.01 0 0.08 0 # Profile # Rank Query ID Response time Calls R/Call V/M Item # ==== ================== ============= ===== ====== ===== =========# 1 0x813031B8BBC3B329 69.9077 97.4% 153 0.4569 0.25 COMMIT # MISC 0xMISC 1.8904 2.6% 2 0.9452 0.0 <2 ITEMS> # Query 1: 9.63 QPS, 4.40x concurrency, ID 0x813031B8BBC3B329 at byte 10100332# This item is included in the report because it matches --limit. # Scores: V/M = 0.25# Time range: 2017-06-20 17:06:19.850032 to 17:06:35.731291# Attribute pct total min max avg 95% stddev median # ============ === ======= ======= ======= ======= ======= ======= =======# Count 98 153# Exec time 97 70s 63us 2s 457ms 1s 336ms 393ms # Rows affecte 100 25 0 15 0.16 0.99 1.19 0# Query size 96 918 6 6 6 6 0 6# Warning coun 100 1 0 1 0.01 0 0.08 0# String: # Hosts 127.0.0.1# Query_time distribution # 1us # 10us # # 100us #### # 1ms # # 10ms # # 100ms ################################################################ # 1s ########## # 10s+commit\G
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