From: Thomas Lamprecht <t.lamprecht@proxmox.com>
To: pve-devel@lists.proxmox.com, Stoiko Ivanov <s.ivanov@proxmox.com>
Subject: [pve-devel] applied: [PATCH zfsonlinux] cherry-pick fix for overgrown dnode cache
Date: Wed, 23 Jul 2025 20:46:52 +0200 [thread overview]
Message-ID: <175329641067.3914087.15212221149613185805.b4-ty@proxmox.com> (raw)
In-Reply-To: <20250723181453.1082366-1-s.ivanov@proxmox.com>
On Wed, 23 Jul 2025 20:14:53 +0200, Stoiko Ivanov wrote:
> the following patch seems applicable and might fix an issue observed
> in our enterprise support a while ago. containers run in their own
> cgroups, thus were probably not scanned by the kernel shrinker - this
> resulted in Dnode cache numbers of 300+% reported in arc_summary.
>
> FWICT the issue was introduced in ZFS 2.2.7
> (commit 5f73630e9cbea5efa23d16809f06e0d08523b241 see:
> https://github.com/openzfs/zfs/issues/17052#issuecomment-3065907783)
> but I assume that the increase of zfs_arc_max by default makes it
> trigger OOMs far easier.
>
> [...]
Applied, thanks!
[1/1] cherry-pick fix for overgrown dnode cache
commit: 595cc7bfa112771dc7db257b885677ee057f0d6b
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next prev parent reply other threads:[~2025-07-23 18:45 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-23 18:14 [pve-devel] " Stoiko Ivanov
2025-07-23 18:46 ` Thomas Lamprecht [this message]
2025-07-28 9:52 ` Friedrich Weber
2025-07-28 16:33 ` Stoiko Ivanov
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