GNU bug report logs - #40551
tail: unrecognized file system type 0x794c7630 for /path/to/nginx/error.log'

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From: Bernhard Voelker <mail <at> bernhard-voelker.de>
To: 王群强 <wangqunqiang <at> gmail.com>, 40551 <at> debbugs.gnu.org,  GNU bug control <control <at> debbugs.gnu.org>
Subject: bug#40551: tail: unrecognized file system type 0x794c7630 for /path/to/nginx/error.log'
Date: Wed, 15 Apr 2020 08:33:50 +0200

tag 40551 notabug
close 40551
stop

Hello,

On 2020-04-11 10:20, 王群强 wrote:
> hi ,
> I am using " tail -f error.log "  command in k8s pod environment, thus i
> got a fatal error bellow :
> 
> ==== error message ===
> tail: unrecognized file system type 0x794c7630 for 'error.log'. please
> report this to bug-coreutils <at> gnu.org. reverting to polling

This is not a fatal error, but rather a kind of warning message.

> ========= pod information======
> [root <at> xiaozh xxxx]# uname -a
> Linux xiaozhxxxxx 3.10.0-1062.el7.x86_64 #1 SMP Wed Aug 7 18:08:02 UTC 2019
> x86_64 x86_64 x86_64 GNU/Linux
> 
> [root <at> xiaozh xxxx]# cat /etc/centos-release
> CentOS Linux release 7.2.1511 (Core)

Next time, please also report the coreutils version.

overlayfs - commonly used with Docker containers - has been added
in version 8.25. Consider upgrading Coreutils if possible.

See https://www.gnu.org/software/coreutils/filesystems.html for
more details.

Have a nice day,
Berny

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