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From: Zdenek Kabelac <zkabelac@redhat.com>
To: "Richard W.M. Jones" <rjones@redhat.com>,
	Heinz Mauelshagen <heinzm@redhat.com>
Cc: thornber@redhat.com, Mike Snitzer <snitzer@redhat.com>,
	LVM general discussion and development <linux-lvm@redhat.com>
Subject: Re: [linux-lvm] Testing the new LVM cache feature
Date: Fri, 30 May 2014 15:58:00 +0200	[thread overview]
Message-ID: <53888E68.4080202@redhat.com> (raw)
In-Reply-To: <20140530135407.GM1302@redhat.com>

Dne 30.5.2014 15:54, Richard W.M. Jones napsal(a):
> I'm attaching 3 tests that I have run so (hopefully) you can see
> what I'm observing, or point out if I'm making a mistake.
>


I'd have asked - is there any difference in the test perfomance if you use
ramdisk device for your cache metadata device.
(So  _cdata stays on  'ssd', just _cmeta is located on i.e. loop0 with backend 
file in your tmpfs ramdisk device ?)

Zdenek

  reply	other threads:[~2014-05-30 13:58 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-22 10:18 [linux-lvm] Testing the new LVM cache feature Richard W.M. Jones
2014-05-22 14:43 ` Zdenek Kabelac
2014-05-22 15:22   ` Richard W.M. Jones
2014-05-22 15:49     ` Richard W.M. Jones
2014-05-22 18:04       ` Mike Snitzer
2014-05-22 18:13         ` Richard W.M. Jones
2014-05-29 13:52           ` Richard W.M. Jones
2014-05-29 20:34             ` Mike Snitzer
2014-05-29 20:47               ` Richard W.M. Jones
2014-05-29 21:06                 ` Mike Snitzer
2014-05-29 21:19                   ` Richard W.M. Jones
2014-05-29 21:58                     ` Mike Snitzer
2014-05-30  9:04                       ` Richard W.M. Jones
2014-05-30 10:30                         ` Richard W.M. Jones
2014-05-30 13:38                         ` Mike Snitzer
2014-05-30 13:40                           ` Richard W.M. Jones
2014-05-30 13:42                           ` Heinz Mauelshagen
2014-05-30 13:54                             ` Richard W.M. Jones
2014-05-30 13:58                               ` Zdenek Kabelac [this message]
2014-05-30 13:46                           ` Richard W.M. Jones
2014-05-30 13:54                             ` Heinz Mauelshagen
2014-05-30 14:26                               ` Richard W.M. Jones
2014-05-30 14:29                                 ` Mike Snitzer
2014-05-30 14:36                                   ` Richard W.M. Jones
2014-05-30 14:44                                     ` Mike Snitzer
2014-05-30 14:51                                       ` Richard W.M. Jones
2014-05-30 14:58                                         ` Mike Snitzer
2014-05-30 15:28                                           ` Richard W.M. Jones
2014-05-30 18:16                                             ` Mike Snitzer
2014-05-30 20:53                                               ` Mike Snitzer
2014-05-30 13:55                             ` Mike Snitzer
2014-05-30 14:29                               ` Richard W.M. Jones
2014-05-30 14:36                                 ` Mike Snitzer
2014-05-30 11:53                       ` Mike Snitzer
2014-05-30 11:38                 ` Alasdair G Kergon
2014-05-30 11:45                   ` Alasdair G Kergon
2014-05-30 12:45                     ` Werner Gold

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