| From: | Xuneng Zhou <xunengzhou(at)gmail(dot)com> |
|---|---|
| To: | Melanie Plageman <melanieplageman(at)gmail(dot)com> |
| Cc: | Alexander Lakhin <exclusion(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Andres Freund <andres(at)anarazel(dot)de> |
| Subject: | Re: 048_vacuum_horizon_floor.pl hangs due to wakeup lost inside LockBufferForCleanup |
| Date: | 2026-06-23 16:20:48 |
| Message-ID: | CABPTF7Vv-b8DinB0OUKdH+5v=5LM8+khEdmOQ5qZwX88O27ODQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
Hi Melanie,
> Does the reproducer pass prior to 5310fac6e0f?
I've verified that the reproducer did pass prior to the commit. For a
20-times run of this test, every wait entered ProcWaitForSignal() and
returned, and the "refcount already 1 after waiter publication" line
never appeared.
--
Regards,
Xuneng Zhou
HighGo Software Co., Ltd.
| Attachment | Content-Type | Size |
|---|---|---|
| before-5310-cleanup-lock-reproducer.patch | application/octet-stream | 1.1 KB |
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