linux-kernel - Re: 6.10/regression/bisected - after f1d97e769152 I spotted increased execution time of the kswapd0 process and symptoms as if there is not enough memory

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Message-ID: <c30fd6b3-ca7a-4759-8a53-d42878bf84f7@gmail.com>
Date: Wed, 14 Aug 2024 23:24:39 +0200
From: Jannik Glückert <jannik.glueckert@...il.com>
To: Filipe Manana <fdmanana@...nel.org>
Cc: andrea.gelmini@...il.com, dsterba@...e.com, josef@...icpanda.com,
 linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org,
 mikhail.v.gavrilov@...il.com, regressions@...ts.linux.dev
Subject: Re: 6.10/regression/bisected - after f1d97e769152 I spotted increased
 execution time of the kswapd0 process and symptoms as if there is not enough
 memory

On 8/11/24 17:33, Filipe Manana wrote:
> There's a fix there in the bugzilla, and I've just sent it to the mailing list.
> In case you want to try it:
> 
> https://lore.kernel.org/linux-btrfs/d85d72b968a1f7b8538c581eeb8f5baa973dfc95.1723377230.git.fdmanana@suse.com/
> 
> Thanks

Hi Filipe,

this patch mostly fixes the issue, but I still get a 1-2 second window 
of freezing every now and then. I also still see long periods of 100% 
kswapd0 usage, but without the periodic freezing.

Thanks
Jannik