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Frequent ReportMinResolvedTS can cause PD OOM #5965

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HunDunDM opened this issue Feb 10, 2023 · 0 comments · Fixed by #5966
Closed

Frequent ReportMinResolvedTS can cause PD OOM #5965

HunDunDM opened this issue Feb 10, 2023 · 0 comments · Fixed by #5966
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affects-6.1 affects-6.2 affects-6.3 affects-6.4 affects-6.5 affects-6.6 severity/major type/bug The issue is confirmed as a bug.

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@HunDunDM
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HunDunDM commented Feb 10, 2023 •
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Bug Report

What did you do?

ETCD write latency burst up.

image

What did you expect to see?

There will be no adverse effects.

What did you see instead?

TiKV keeps reconnecting to PD.
image

The number of ReportMinResolvedTS is increased.
image

PD OOM
image

What version of PD are you using (pd-server -V)?

v6.5.0
@HunDunDM HunDunDM added the type/bug The issue is confirmed as a bug. label Feb 10, 2023
@HunDunDM HunDunDM mentioned this issue Feb 10, 2023
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ti-chi-bot added a commit that referenced this issue Feb 13, 2023
@HunDunDM @ti-chi-bot
cluster: no more redundant etcd writes when ReportMinResolvedTS is …
bcdaf48 
…called (#5966)

close #5965

Co-authored-by: Ti Chi Robot <ti-community-prow-bot@tidb.io>
This was referenced Feb 13, 2023
Merged
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Merged
ti-chi-bot added a commit that referenced this issue Feb 14, 2023
@ti-chi-bot @HunDunDM
cluster: no more redundant etcd writes when ReportMinResolvedTS is …
8bc2e28 
…called (#5966) (#5978)

close #5965, ref #5966

Signed-off-by: HunDunDM <hundundm@gmail.com>

Co-authored-by: HunDunDM <hundundm@gmail.com>
ti-chi-bot added a commit that referenced this issue Feb 14, 2023
@ti-chi-bot @HunDunDM
cluster: no more redundant etcd writes when ReportMinResolvedTS is …
d34913b 
…called (#5966) (#5979)

close #5965, ref #5966

Signed-off-by: HunDunDM <hundundm@gmail.com>

Co-authored-by: HunDunDM <hundundm@gmail.com>
ti-chi-bot added a commit that referenced this issue Feb 14, 2023
@ti-chi-bot @HunDunDM @nolouch
cluster: no more redundant etcd writes when ReportMinResolvedTS is …
0722c7d 
…called (#5966) (#5980)

close #5965, ref #5966

Signed-off-by: HunDunDM <hundundm@gmail.com>

Co-authored-by: HunDunDM <hundundm@gmail.com>
Co-authored-by: ShuNing <nolouch@gmail.com>
@nolouch nolouch mentioned this issue Mar 7, 2023
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affects-6.1 affects-6.2 affects-6.3 affects-6.4 affects-6.5 affects-6.6 severity/major type/bug The issue is confirmed as a bug.
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cluster: no more redundant etcd writes when ReportMinResolvedTS is called HunDunDM/pd
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