From: Gao Xiang <xiang@kernel.org>
To: linux-erofs@lists.ozlabs.org
Cc: "Walther, Jens-Uwe" <waltju@amazon.de>,
Yann Collet <yann.collet.73@gmail.com>,
Gao Xiang <xiang@kernel.org>
Subject: Re: [PATCH] erofs: disable LZ4 rolling decompression for now
Date: Thu, 3 Sep 2026 22:57:44 +0800 [thread overview]
Message-ID: <apmK6FGQUsqZN-YJ@XiangdeMacBook-Pro.local> (raw)
In-Reply-To: <20260903142841.4465-1-xiang@kernel.org>
[-- Attachment #1: Type: text/plain, Size: 420 bytes --]
BTW, this issue can be reproducible with the image in the attachment
and the following steps (at least on my local VM):
echo 4 > /proc/sys/vm/drop_caches
mkdir mnt mnt2
mount foo.erofs mnt
cp mnt/seq mnt2/
while true; do echo 1 > /proc/sys/vm/drop_caches; sleep 1; done &
while true; do echo 2 > /proc/sys/vm/drop_caches; sleep 1; done &
stress -p16 -l0 mnt mnt2 -d $(pwd)/baddump # erofs-utils/contrib/stress
[-- Attachment #2: foo.erofs.xz --]
[-- Type: application/octet-stream, Size: 193292 bytes --]
next prev parent reply other threads:[~2026-09-03 14:58 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-03 14:28 [PATCH] erofs: disable LZ4 rolling decompression for now Gao Xiang
2026-09-03 14:57 ` Gao Xiang [this message]
2026-09-04 6:36 ` Walther, Jens-Uwe
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