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executor: add transaction commit runtime informati ... (#19366) #20185

Merged
merged 6 commits into from
Oct 3, 2020
Merged

executor: add transaction commit runtime informati ... (#19366) #20185

merged 6 commits into from
Oct 3, 2020

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cherry-pick #19366 to release-4.0

What problem does this PR solve?

Add transaction commit information to DML plan runtime stats.

Here is an example:

# update

test> select tidb_decode_plan('vQXwWDAJMjhfNAkwCTAJTi9BCTAJdGltZToyNi45OTE4OTRtcywgbG9vcHM6MSwgcHJld3JpdGU6NzgyLjM3wrVzLCBnZXRfY29tbWl0X3RzOjE5NC4wM8K1cywgCRUYOjM2OC4wOQUrNHJlZ2lvbl9udW06NiwgBUoQX2tleXMZDlRieXRlOjE5OAkxLjA4OTg0Mzc1IEtCAZk8CjEJMzFfOAkwCTEuOTkzOR0BMDgJZGF0YTpTZWxlY3QBYQg3CTYZxgw0MDAzHcY0MiwgY29wX3Rhc2s6IHsBi0wgMTAyNCwgbWF4OiAyLjAwODk0MQH2KG1pbjogMTg4LjQ4Bb4kYXZnOiAzNzkuMAngKHA5NTogNTAyLjkyBSAcbWF4X
   -> 3Byb2MJ0wAgIS8EOTUuEgAUMCwgdG90BRIMOiAxNwFkARAcd2FpdDogNDgBEAhycGMlHw2UAQ8lj2AgMzg0LjU5MTczMW1zfQkyLjA3MjI2NTYyNR8cMgkxXzcJMV9SIAFYbHQodGVzdC50MS5hLCAzMDAwMCkJNgkBrgG3ADoV8BgwcywgcDgwCQgEOTUFCBRpdGVyczopJQx0YXNrCQwMCU4vQQEEGAozCTEwXzYFeqg2CXRhYmxlOnQxLCBrZWVwIG9yZGVyOmZhbHNlLCBzdGF0czpwc2V1ZG8J/n0ADX0=');
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| tidb_decode_plan('vQXwWDAJMjhfNAkwCTAJTi9BCTAJdGltZToyNi45OTE4OTRtcywgbG9vcHM6MSwgcHJld3JpdGU6NzgyLjM3wrVzLCBnZXRfY29tbWl0X3RzOjE5NC4wM8K1cywgCRUYOjM2OC4wOQUrNHJlZ2lvbl9udW06NiwgBUoQX2tleXMZDlRieXRlOjE5OAkxLjA4OTg0Mzc1IEtCAZk8CjEJMzFfOAkwCTEuOTkzOR0BMDgJZG                                                                                                          |
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|     id                   task         estRows               operator info                               actRows    execution info                                                                                                                                                                                                                  memory            disk |
|     Update_4             root         0                     N/A                                         0          time:26.991894ms, loops:1, prewrite:782.37µs, get_commit_ts:194.03µs, commit:368.09µs, region_num:6, write_keys:6, write_byte:198                                                                                            1.08984375 KB     N/A     |
|     └─TableReader_8      root         1.9939999999999998    data:Selection_7                            6          time:26.940034ms, loops:2, cop_task: {num: 1024, max: 2.008941ms, min: 188.48µs, avg: 379.03µs, p95: 502.92µs, max_proc_keys: 1, p95_proc_keys: 0, tot_proc: 17ms, tot_wait: 48ms, rpc_num: 1024, rpc_time: 384.591731ms}    2.072265625 KB    N/A     |
|       └─Selection_7      cop[tikv]    1.9939999999999998    lt(test.t1.a, 30000)                        6          proc max:1ms, min:0s, p80:0s, p95:0s, iters:1024, tasks:1024                                                                                                                                                                    N/A               N/A  |
|         └─TableScan_6    cop[tikv]    6                     table:t1, keep order:false, stats:pseudo    6          proc max:1ms, min:0s, p80:0s, p95:0s, iters:1024, tasks:1024                                                                                                                                                                    N/A               N/A  |
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+


# insert when tikv restart

test> select tidb_decode_plan('4wHwbTAJMjdfMQkwCTAJTi9BCTAJdGltZTo0LjMzNDMzMm1zLCBsb29wczoxLCBwcmV3cml0ZTo4LjA2NjQ2OTY0OHMsIGdldF9jb21taXRfdHM6MTI0LjbCtXMsIGNvbW1pdDo5ODQuMzMxwrVzLCBjCSckYmFja29mZjogewVtmCAxNS4yODhzLCB0eXBlOiBbcmVnaW9uTWlzcyB0aWt2UlBDXX0sIAkWUF9udW06MTgsIHdyaXRlX2tleXM6MhEOVGJ5dGU6NjkJMjEzIEJ5dGVzCU4vQQo=');
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| tidb_decode_plan('4wHwbTAJMjdfMQkwCTAJTi9BCTAJdGltZTo0LjMzNDMzMm1zLCBsb29wczoxLCBwcmV3cml0ZTo4LjA2NjQ2OTY0OHMsIGdldF9jb21taXRfdHM6MTI0LjbCtXMsIGNvbW1pdDo5ODQuMzMxwrVzLCBjCSckYmFja29mZjogewVtmCAxNS4yODhzLCB0eXBlOiBbcmVnaW9uTWlzcyB0aWt2UlBDXX0sIAkWUF9udW06MT                        |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|     id          task    estRows    operator info    actRows    execution info                                                                                                                                                                                         memory       disk |
|     Insert_1    root    0          N/A              0          time:4.334332ms, loops:1, prewrite:8.066469648s, get_commit_ts:124.6µs, commit:984.331µs, commit_backoff: {time: 15.288s, type: [regionMiss tikvRPC]}, region_num:18, write_keys:2, write_byte:69    213 Bytes    N/A    |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

Related changes

  • No

Check List

Tests

  • Unit test
  • Manual test

Side effects

  • Performance regression
    • Consumes more CPU
    • Consumes more MEM

Release note

  • Add transaction commit runtime information in slow log

@crazycs520 @ti-srebot
cherry pick pingcap#19366 to release-4.0
d506d4f 
Signed-off-by: ti-srebot <ti-srebot@pingcap.com>
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/run-all-tests

@ti-srebot ti-srebot mentioned this pull request Sep 23, 2020
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@ti-srebot ti-srebot added this to the v4.0.7 milestone Sep 23, 2020
qw4990
qw4990 reviewed Sep 23, 2020
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LGTM

@ti-srebot ti-srebot added the status/LGT1 Indicates that a PR has LGTM 1. label Sep 23, 2020
@lzmhhh123 lzmhhh123 modified the milestones: v4.0.7, v4.0.8 Sep 24, 2020
AilinKid
AilinKid reviewed Sep 28, 2020
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LGTM

@ti-srebot ti-srebot added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Sep 28, 2020
tangenta
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LGTM

@ti-srebot ti-srebot added status/LGT3 The PR has already had 3 LGTM. and removed status/LGT2 Indicates that a PR has LGTM 2. labels Sep 28, 2020
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/run-all-tests

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/run-unit-test

zz-jason
zz-jason approved these changes Oct 3, 2020
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LGTM

@ti-srebot ti-srebot added status/LGT4 The PR has already had 4 LGTM. and removed status/LGT3 The PR has already had 3 LGTM. labels Oct 3, 2020
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zz-jason commented Oct 3, 2020

/merge

@ti-srebot ti-srebot added the status/can-merge Indicates a PR has been approved by a committer. label Oct 3, 2020
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Your auto merge job has been accepted, waiting for:

  • 20297
  • 20293
  • 20155
  • 20074
  • 20252
  • 20240
  • 20248
  • 20249
  • 20216
  • 20154
  • 19944
  • 20210
  • 20205
  • 20214
  • 20170
  • 20182
  • 20151
  • 20146
  • 20172
  • 20046

@zz-jason zz-jason added status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT4 The PR has already had 4 LGTM. labels Oct 3, 2020
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/run-all-tests

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/run-all-tests

@zz-jason zz-jason changed the title executor: add transaction commit runtime information in slow log (#19366) executor: add transaction commit runtime informati ... (#19366) Oct 3, 2020
@zz-jason zz-jason merged commit 3320248 into pingcap:release-4.0 Oct 3, 2020
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@tangenta tangenta tangenta left review comments

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@zz-jason zz-jason zz-jason approved these changes

@wshwsh12 wshwsh12 Awaiting requested review from wshwsh12

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