On Fri, 23 Jan 2015 07:44:57 +0100 Daniel Pocock <dan...@pocock.pro> wrote:
> I have a server with many LVM logical volumes on top of the same RAID1
> md device on two spindles.
>
> At boot, fsck appeared to be starting on many of the LVs simultaneously.
>
> There was a horrendous sound of disk head movement from the server.
>
> This also makes the whole fsck process slower and therefore the boot
> process is slower.
systemd-fsck is supposed to avoid this. According to its manpage:
> The file system check for root is performed before the other file
> systems. Other file systems may be checked in parallel, except when
> they are one the same rotating disk.
Does your LVM setup provide the correct value for "rotational"? What
does the following command say:
sudo find /sys -name 'rotational' -exec head {} +
- Josh Triplett
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