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TiCDC there are metrics for tables that have already been dropped. #11073

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hanbinbin731 opened this issue May 10, 2024 · 4 comments
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TiCDC there are metrics for tables that have already been dropped. #11073

hanbinbin731 opened this issue May 10, 2024 · 4 comments
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@asddongmen
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affects-6.5 area/ticdc Issues or PRs related to TiCDC. report/customer Customers have encountered this bug. severity/moderate type/bug The issue is confirmed as a bug.

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@hanbinbin731
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hanbinbin731 commented May 10, 2024 •
edited by kennytm
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What did you do?

create table test (a int primary key);
drop table test;
wget http://192.168.1.13:8300/metrics
vi metrics

What did you expect to see?

Metrics for tables that have already been dropped should not exist.

What did you see instead?

ticdc_kvclient_channel_size{changefeed="test-task",namespace="default",table="80",type="err"} 0
ticdc_kvclient_region_worker_busy_ratio{changefeed="test-task",namespace="default",store="192.168.1.11:20160",table="80",type="event-handler"} 0

Versions of the cluster

Release Version: v6.5.8
Git Commit Hash: e5999e3c21bee8748126951a869522e182d207b6
Git Branch: heads/refs/tags/v6.5.8
UTC Build Time: 2024-01-25 10:03:56
Go Version: go version go1.19.13 linux/amd64
Failpoint Build: false
@hanbinbin731 hanbinbin731 added area/ticdc Issues or PRs related to TiCDC. type/bug The issue is confirmed as a bug. labels May 10, 2024
@fubinzh
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fubinzh commented May 13, 2024

/severity moderate

@asddongmen asddongmen self-assigned this May 21, 2024
@asddongmen
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Only affect version < v7.5.0.

@asddongmen asddongmen mentioned this issue May 28, 2024
Merged
ti-chi-bot bot pushed a commit that referenced this issue May 29, 2024
@asddongmen
kvClient (ticdc): revert e5999e3 to remove useless metrics (#11184)
6277d9a 
close #11073
@seiya-annie
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/found customer

@ti-chi-bot ti-chi-bot bot added the report/customer Customers have encountered this bug. label Jun 4, 2024
hicqu added a commit to ti-chi-bot/tiflow that referenced this issue Jun 12, 2024
@hicqu
Squashed commit of the following:
a3d30ca 
commit c092599
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Wed Jun 12 00:26:59 2024 +0800

    pkg/config, sink(ticdc): support output raw change event for mq and cloud storage sink (pingcap#11226) (pingcap#11290)

    close pingcap#11211

commit 3426e46
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Tue Jun 11 19:40:29 2024 +0800

    puller(ticdc): fix wrong update splitting behavior after table scheduling (pingcap#11269) (pingcap#11282)

    close pingcap#11219

commit 2a28078
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Tue Jun 11 16:40:37 2024 +0800

    mysql(ticdc): remove error filter when check isTiDB in backend init (pingcap#11214) (pingcap#11261)

    close pingcap#11213

commit 2425d54
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Tue Jun 11 16:40:30 2024 +0800

    log(ticdc): Add more error query information to the returned error to facilitate users to know the cause of the failure (pingcap#10945) (pingcap#11257)

    close pingcap#11254

commit 053cdaf
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Tue Jun 11 15:34:30 2024 +0800

    cdc: log slow conflict detect every 60s (pingcap#11251) (pingcap#11287)

    close pingcap#11271

commit 327ba7b
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Tue Jun 11 11:42:00 2024 +0800

    redo(ticdc): return internal error in redo writer (pingcap#11011) (pingcap#11091)

    close pingcap#10124

commit d82ae89
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Mon Jun 10 22:28:29 2024 +0800

    ddl_puller (ticdc): handle dorp pk/uk ddl correctly (pingcap#10965) (pingcap#10981)

    close pingcap#10890

commit f15bec9
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Fri Jun 7 16:16:28 2024 +0800

    redo(ticdc): enable pprof and set memory limit for redo applier (pingcap#10904) (pingcap#10996)

    close pingcap#10900

commit ba50a0e
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Wed Jun 5 19:58:26 2024 +0800

    test(ticdc): enable sequence test (pingcap#11023) (pingcap#11037)

    close pingcap#11015

commit 94b9897
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Wed Jun 5 17:08:56 2024 +0800

    mounter(ticdc): timezone fill default value should also consider tz. (pingcap#10932) (pingcap#10946)

    close pingcap#10931

commit a912d33
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Wed Jun 5 10:49:25 2024 +0800

    mysql (ticdc): Improve the performance of the mysql sink by refining the transaction event batching logic (pingcap#10466) (pingcap#11242)

    close pingcap#11241

commit 6277d9a
Author: dongmen <20351731+asddongmen@users.noreply.github.com>
Date:   Wed May 29 20:13:22 2024 +0800

    kvClient (ticdc): revert e5999e3 to remove useless metrics (pingcap#11184)

    close pingcap#11073

commit 54e93ed
Author: dongmen <20351731+asddongmen@users.noreply.github.com>
Date:   Wed May 29 17:43:22 2024 +0800

    syncpoint (ticdc): make syncpoint support base64 encoded password (pingcap#11162)

    close pingcap#10516

commit 0ba9329
Author: Ti Chi Robot <ti-community-prow-bot@tidb.io>
Date:   Wed May 29 09:07:21 2024 +0800

    (redo)ticdc: fix the event orderliness in redo log (pingcap#11117) (pingcap#11180)

    close pingcap#11096

Signed-off-by: qupeng <qupeng@pingcap.com>
@asddongmen
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fixed by #11184

@kennytm kennytm mentioned this issue Oct 8, 2024
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affects-6.5 area/ticdc Issues or PRs related to TiCDC. report/customer Customers have encountered this bug. severity/moderate type/bug The issue is confirmed as a bug.
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@kennytm @fubinzh @asddongmen @seiya-annie @ti-chi-bot @hanbinbin731