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From: hubert depesz lubaczewski <[email protected]>
To: Tom Lane <[email protected]>
Cc: Adrian Klaver <[email protected]>
Cc: PostgreSQL General <[email protected]>
Cc: Chris Wilson <[email protected]>
Subject: Re: Streaming replica hangs periodically for ~ 1 second - how to diagnose/debug
Date: Fri, 22 Aug 2025 18:01:50 +0200
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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On Fri, Aug 22, 2025 at 11:55:18AM -0400, Tom Lane wrote:
> Nonetheless, I'm suspecting an interaction with the startup process,
> because there just isn't that much else that this process could be
> needing to deal with.  Can you try strace'ing both the process doing
> the test query and the startup process, to see what the startup
> process is doing at the times the futex calls happen?

I can, but not today. Will get back to you about it, next week, though.

Best regards,

depesz

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