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From: Peter Rajnoha <prajnoha@redhat.com>
To: Richard Davies <richard.davies@elastichosts.com>
Cc: LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] devices.filter changed behaviour in 80ac8f37d6
Date: Mon, 7 Sep 2015 09:30:24 +0200	[thread overview]
Message-ID: <55ED3D10.4070203@redhat.com> (raw)
In-Reply-To: <C3D2E832-AC9D-40DA-9DB9-D70B4F716894@arachsys.com>

On 09/05/2015 01:56 PM, Chris Webb wrote:
> Our hosts use local md arrays as LVM2 PVs in a very straightforward way.
> They also have lots of slower iscsi devices which LVM shouldn't scan or
> touch, so we use a simple filter in lvm.conf:
> 
>     devices {
>       filter = [ "a|^/dev/md.*|", "r|.*|" ]
>     }
> 
> Upon upgrading from lvm-2.02.106 to 2.02.129, commands like lvdisplay
> and lvs dramatically slowed down. Investigating, we found the filter
> wasn't excluding the unwanted devices anymore: they were being scanned
> despite being explicitly excluded.
> 

I'll check it, thanks for the report...

-- 
Peter

  reply	other threads:[~2015-09-07  7:30 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-05 11:56 [linux-lvm] devices.filter changed behaviour in 80ac8f37d6 Chris Webb
2015-09-07  7:30 ` Peter Rajnoha [this message]
2015-09-07 11:40   ` Peter Rajnoha
2015-09-07 11:48     ` Peter Rajnoha
2015-09-07 13:01     ` Chris Webb
2015-09-07 13:08       ` Chris Webb
2015-09-07 13:23         ` Peter Rajnoha
2015-09-07 13:35           ` Peter Rajnoha
2015-09-07 14:00             ` Chris Webb
2015-09-07 14:12               ` Peter Rajnoha
2015-09-07 13:14       ` Peter Rajnoha
2015-09-07 13:44         ` Chris Webb
2015-09-07 13:54           ` Peter Rajnoha

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