From: Dominic Raferd <dominic@timedicer.co.uk>
To: linux-raid@vger.kernel.org
Subject: Re: SSD + Rust as raid1
Date: Fri, 31 May 2013 08:47:00 +0100 [thread overview]
Message-ID: <51A85574.8080709@timedicer.co.uk> (raw)
In-Reply-To: <20130531133018.77cd9285@natsu>
On 31/05/2013 08:30, Roman Mamedov wrote:
> On Thu, 30 May 2013 22:23:59 +0100
> Dominic Raferd <dominic@timedicer.co.uk> wrote:
>
>> I am wanting to (re)set up my raid1 array with 1 SSD partition
>> (/dev/sda2) and 1 'rust' drive partition (/dev/sdb1) , both 240GB. SSD
> Sorry but what is "Rust drive partition"? At first I thought it's some
> software layer like 'bcache' or some other non-regular block device. Then I
> think I got it, but can you please leave at home your own petty cutesy
> terminology when asking a serious question on a serious mailing list?
Sorry no offence intended! I just mean a conventional spinning platter
hard disk drive.
> And yes I use a HDD+SSD RAID1 for a very long time, to get some improvement
> (though debatable how much) you can also mark the HDD as "write-mostly"
> (see man md).
This is my idea too (see my OP), but I am concerned about optimisation
(--write-behind, --bitmap and --bitmap-chunk settings) especially for
writes.
next prev parent reply other threads:[~2013-05-31 7:47 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-30 21:23 SSD + Rust as raid1 Dominic Raferd
2013-05-31 0:22 ` Mathias Burén
2013-05-31 7:02 ` Dominic Raferd
2013-05-31 7:30 ` Roman Mamedov
2013-05-31 7:47 ` Dominic Raferd [this message]
2013-05-31 7:54 ` Roman Mamedov
2013-05-31 8:52 ` Dominic Raferd
2013-06-04 8:13 ` Dominic Raferd
2013-06-07 22:23 ` Bill Davidsen
2013-06-08 10:22 ` Roman Mamedov
2013-06-08 17:11 ` Bill Davidsen
2013-06-08 21:58 ` Roberto Spadim
2013-06-10 8:57 ` Dominic Raferd
2013-06-01 0:25 ` Stan Hoeppner
2013-06-01 1:19 ` Keith Keller
2013-06-01 4:37 ` Stan Hoeppner
2013-06-07 22:16 ` Bill Davidsen
2013-06-01 1:30 ` Sam Bingner
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