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some metrics of Syncer is not updated if no query-status #4281

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lance6716 opened this issue Jan 12, 2022 · 0 comments · Fixed by #4330
Closed

some metrics of Syncer is not updated if no query-status #4281

lance6716 opened this issue Jan 12, 2022 · 0 comments · Fixed by #4330
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@lance6716
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affects-5.3 affects-5.4 This bug affects the 5.4.x(LTS) versions. area/dm Issues or PRs related to DM. severity/major type/bug The issue is confirmed as a bug.

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lance6716 commented Jan 12, 2022 •
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What did you do?

  • dm_syncer_remaining_time
  • dm_syncer_binlog_pos{"master"}
  • dm_syncer_binlog_file{"master"}

these metrics is updated in printStatus

tiflow/dm/syncer/status.go

Line 125 in ac3d76d

metrics.RemainingTimeGauge.WithLabelValues(s.cfg.Name, s.cfg.SourceID, s.cfg.WorkerName).Set(float64(remainingSeconds))
and printStatus will only be called by query-status from user or internal. They should be periodically updated in background.

this bug is introduced in pingcap/dm#2076
@lance6716 lance6716 added type/bug The issue is confirmed as a bug. area/dm Issues or PRs related to DM. labels Jan 12, 2022
@jebter jebter added affects-5.3 affects-5.4 This bug affects the 5.4.x(LTS) versions. labels Jan 12, 2022
@niubell niubell assigned niubell and dsdashun and unassigned niubell Jan 13, 2022
@lance6716 lance6716 assigned lance6716 and unassigned dsdashun Jan 14, 2022
@lance6716 lance6716 mentioned this issue Jan 14, 2022
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ti-chi-bot pushed a commit that referenced this issue Jan 14, 2022
@lance6716
source_worker(dm): peroidically update source metrics background (#4330)
d24f962 
close #4281
This was referenced Jan 14, 2022
Merged
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@niubell niubell mentioned this issue Jan 14, 2022
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ti-chi-bot added a commit that referenced this issue Jan 14, 2022
@ti-chi-bot
source_worker(dm): peroidically update source metrics background (#4330…
aaea432 
…) (#4333)

close #4281
ti-chi-bot added a commit that referenced this issue Jan 16, 2022
@ti-chi-bot
source_worker(dm): peroidically update source metrics background (#4330…
9779df7 
…) (#4332)

close #4281
zhaoxinyu pushed a commit to zhaoxinyu/ticdc that referenced this issue Jan 20, 2022
@lance6716 @zhaoxinyu
source_worker(dm): peroidically update source metrics background (pin…
b54d030 
…gcap#4330)

close pingcap#4281
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affects-5.3 affects-5.4 This bug affects the 5.4.x(LTS) versions. area/dm Issues or PRs related to DM. severity/major type/bug The issue is confirmed as a bug.
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source_worker(dm): peroidically update source metrics background lance6716/ticdc
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@dsdashun @lance6716 @jebter @niubell