On Sun, 12 Aug 2018 20:50:47 +0200
Marco Steinbach wrote:
> Hi there.
>
[...]
Thanks for all the answers and suggestions -- one of the MySQL
databases contained a defective table, repairing it brought the storage
load down to normal levels.
I've had defective tables on UFS in the past, and can
On 8/14/2018 5:57 AM, Marco Steinbach wrote:
>
> All my machines have at least 32GB, I've limited the maximum ARC size
> to 4GB, though, since last time I checked ZFS took quite a large piece
> of the cake, and didn't give it back, when not limited by setting
> vfs.zfs.arc_max in loader.conf :)
B
On Mon, 13 Aug 2018 10:56:01 -0400
"Kevin P. Neal" wrote:
> On Sun, Aug 12, 2018 at 08:50:47PM +0200, Marco Steinbach wrote:
> > Hi there.
> >
> > % zpool list
> > NAMESIZE ALLOC FREE EXPANDSZ FRAGCAP DEDUP HEALTH
> > ALTROOT zroot 5.41T 670G 4.75T -13%12% 1.
On Mon, 13 Aug 2018 10:12:26 -0400
Mike Tancsa wrote:
> On 8/12/2018 2:50 PM, Marco Steinbach wrote:
> >
> > These loads lead to the system suffering from very much delayed
> > responses to even the basic task of echoing characters entered on
> > the console, consequently rendering the services
On Mon, 13 Aug 2018 08:09:00 -0600
Alan Somers wrote:
> Jails probably aren't the source of your problem. You need to find
> out what process or processes are responsible for all this activity.
> Since the write bandwidth is fairly low, you might have a process
> that's sync(2)ing or fsync(2)ing
On 8/12/2018 2:50 PM, Marco Steinbach wrote:
>
> These loads lead to the system suffering from very much delayed
> responses to even the basic task of echoing characters entered on the
> console, consequently rendering the services offered unusable to the
> users because of the delays.
Do you ha
Jails probably aren't the source of your problem. You need to find out
what process or processes are responsible for all this activity. Since the
write bandwidth is fairly low, you might have a process that's sync(2)ing
or fsync(2)ing. too often. "gstat -o" will show if that's the case. You
can
Hi there.
% zpool list
NAMESIZE ALLOC FREE EXPANDSZ FRAGCAP DEDUP HEALTH ALTROOT
zroot 5.41T 670G 4.75T -13%12% 1.00x ONLINE -
% uname -a
FreeBSD XXX 11.1-STABLE FreeBSD 11.1-STABLE #0 r322984 [...] amd64
I'm running multiple jails on ZFS, using ezjail to