[zfs-discuss] Volume failure behaviour

Lindsay Mathieson lindsay.mathieson at gmail.com
Sun Apr 1 06:51:31 EDT 2018


Lindsay Mathieson

From: zfs-discuss <zfs-discuss-bounces at list.zfsonlinux.org> on behalf of Gordan Bobic via zfs-discuss <zfs-discuss at list.zfsonlinux.org>
Sent: Sunday, April 1, 2018 7:12:56 PM
To: General discussion - ask questions, receive answers and advice from other ZFS users
Subject: Re: [zfs-discuss] Volume failure behaviour

Panic causes a kernel panic, so yes, it will bring the whole server down.

On Sat, 31 Mar 2018, 01:16 Lindsay Mathieson via zfs-discuss, <zfs-discuss at list.zfsonlinux.org<mailto:zfs-discuss at list.zfsonlinux.org>> wrote:
On 30/03/2018 9:36 PM, Yannis Milios wrote:
Use 'man zpool' and search for 'failmode' property. By default is set to 'wait'.

 wait      Blocks all I/O access until the device connectivity is recovered and the errors are cleared.  This is the default

Thanks Yannis, I've changed all my volumes to continue, but not sure if I should set it to "panic'. man is not that clear on what happens - does a panic bring the machine down?


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