From: Micky <mickylmartin@gmail.com>
To: Marian Csontos <mcsontos@redhat.com>
Cc: Zdenek Kabelac <zkabelac@redhat.com>,
LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Very slow i/o after snapshotting
Date: Tue, 9 Jul 2013 20:39:49 +0500 [thread overview]
Message-ID: <CAKAA-nms7a9tG4cGiSV4MDaCzF-6+fdpPaOjzBEmdNtxUcPMCA@mail.gmail.com> (raw)
In-Reply-To: <CAKAA-nmRjbBN1T9g=fwhJQGyriOJK4vR7L2uQzAFw5maPKFEMQ@mail.gmail.com>
I meant alignment for all dm entries 0 through 31 is zero!
>> What does the `lsblk -t` say? Could be an alignment issue.
>
> 0 through 31
>
>> What's `free` saying about the free memory and cache? (dmeventd on 6.4 is
>> trying to lock a large chunk of address space in RAM (~100M)
>
> Cached mem looks good.
> Dmeventd. Right. It is. Isn't it spawed everytime an LV is created?
> root 6813 0.0 1.4 197056 11044 ? S<s May26 2:44 /sbin/dmeventd
next prev parent reply other threads:[~2013-07-09 15:39 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-09 1:37 [linux-lvm] Very slow i/o after snapshotting Micky
2013-07-09 5:01 ` Marian Csontos
2013-07-09 8:26 ` Micky
2013-07-09 9:54 ` Zdenek Kabelac
2013-07-09 11:51 ` Micky
2013-07-09 12:19 ` Marian Csontos
2013-07-09 12:43 ` Micky
2013-07-09 13:20 ` Zdenek Kabelac
2013-07-09 14:04 ` Micky
2013-07-09 14:18 ` Zdenek Kabelac
2013-07-09 14:57 ` Micky
2013-07-09 15:14 ` Zdenek Kabelac
2013-07-09 15:26 ` Micky
2013-07-09 15:26 ` Marian Csontos
2013-07-09 15:35 ` Micky
2013-07-09 15:39 ` Micky [this message]
2013-07-09 18:47 ` Zdenek Kabelac
2013-07-09 23:15 ` Micky
2013-07-09 23:29 ` Micky
2013-07-09 17:59 ` matthew patton
2013-07-09 18:42 ` Zdenek Kabelac
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