Re: BUG #17716: walsender process hang while decoding 'DROP PUBLICATION' XLOG

From: Bowen Shi <zxwsbg12138(at)gmail(dot)com>
To: shveta malik <shveta(dot)malik(at)gmail(dot)com>
Cc: pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #17716: walsender process hang while decoding 'DROP PUBLICATION' XLOG
Date: 2022-12-21 05:15:32
Message-ID: CAM_vCufT+Z=B1JRN3McmC+B0iYZUCVLyqseph6k4-uekme6Ycw@mail.gmail.com
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Hello,
Thanks for your tests.

>
> No noticeable lag observed on HEAD with the new mechanism of invalidation.
>

Does the new mechanism of invalidation mean using
'XLOG_XACT_INVALIDATIONS‘ to invalid cache? And did you use perf or
pstack to watch the walsender process.

thanks
BowenShi

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