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"Changefeed checkpoint lag" displays negative value #3010

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overvenus opened this issue Oct 11, 2021 · 0 comments · Fixed by #3013
Closed

"Changefeed checkpoint lag" displays negative value #3010

overvenus opened this issue Oct 11, 2021 · 0 comments · Fixed by #3013
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@asddongmen
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area/ticdc Issues or PRs related to TiCDC. component/metrics-logging Metrics and logging component. severity/major type/bug The issue is confirmed as a bug.

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@overvenus
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What did you do?

Deploy TiCDC and PD in different hosts, and run changefeed.

"Changefeed checkpoint lag" shows a negative value when hosts clock drifts.

What did you expect to see?

No response

What did you see instead?

TiCDC metrics dashboard shows "Changefeed checkpoint lag" a negative value.

image

Versions of the cluster

All TiCDC version.
@overvenus overvenus added type/bug The issue is confirmed as a bug. component/metrics-logging Metrics and logging component. labels Oct 11, 2021
@asddongmen asddongmen mentioned this issue Oct 11, 2021
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This was referenced Nov 18, 2021
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@AkiraXie AkiraXie added the area/ticdc Issues or PRs related to TiCDC. label Mar 9, 2022
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@asddongmen asddongmen

Labels
area/ticdc Issues or PRs related to TiCDC. component/metrics-logging Metrics and logging component. severity/major type/bug The issue is confirmed as a bug.
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*: fix changefeed checkpoint lag negative value error asddongmen/tiflow
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@overvenus @asddongmen @AkiraXie @Tammyxia