linux-kernel - Re: [PATCH] jbd2: do not start commit when t

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20190330181439.GE15757@mit.edu>
Date:   Sat, 30 Mar 2019 14:14:39 -0400
From:   "Theodore Ts'o" <tytso@....edu>
To:     liu.song11@....com.cn
Cc:     adilger@...ger.ca, jack@...e.cz, fishland@...yun.com,
        jack@...e.com, linux-ext4@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] jbd2: do not start commit when t_updates does not back
 tozero

On Sat, Mar 30, 2019 at 03:24:44PM +0800, liu.song11@....com.cn wrote:
> 
> When we unzipped bunch of files under ext4, sometimes got hungtask warning
> which indicate process was waiting on "j_wait_transaction_locked".

Can you give a clean repro of this?  What sort of storage device are
you using, and what sort of file systems and mount options are you
using?  I unzip files under ext4 all the time w/o any problems....

	  	      	    	     - Ted