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From: Neil Brown <neilb@suse.de>
To: John Robinson <john.robinson@anonymous.org.uk>
Cc: Linux RAID <linux-raid@vger.kernel.org>
Subject: Re: Poor write performance with write-intent bitmap?
Date: Tue, 21 Apr 2009 15:50:41 +1000	[thread overview]
Message-ID: <18925.24241.19288.797776@notabene.brown> (raw)
In-Reply-To: message from John Robinson on Tuesday April 21

On Tuesday April 21, john.robinson@anonymous.org.uk wrote:
> 
> Eeek! Trying to `mdadm --grow /dev/md1 --bitmap=none` from my large 
> chunk size caused a reboot! There's nothing in the log, and I didn't see 
> the console. I still have my 32M chunksize but I don't want to try that 
> again in a hurry :-)

That's a worry... I cannot easily reproduce it.  If it happens again
and you get any more detail, I'm sure you'll let me know.

Thanks,
NeilBrown

  reply	other threads:[~2009-04-21  5:50 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-04-20 17:12 Performance of a software raid 5 Johannes Segitz
2009-04-20 23:46 ` John Robinson
2009-04-21  0:10   ` Johannes Segitz
2009-04-21  0:52     ` John Robinson
2009-04-21  1:05       ` Johannes Segitz
2009-04-21  1:12         ` John Robinson
2009-04-21  1:19         ` NeilBrown
2009-04-21  2:04           ` Johannes Segitz
2009-04-21  5:46             ` Neil Brown
2009-04-21 12:40               ` Johannes Segitz
2009-04-24 13:49                 ` Johannes Segitz
2009-04-26 17:03               ` Johannes Segitz
2009-04-21 18:56             ` Corey Hickey
2009-04-22 12:29               ` Bill Davidsen
2009-04-22 22:32                 ` Corey Hickey
2009-04-22  9:07           ` Goswin von Brederlow
2009-04-21  0:44   ` Poor write performance with write-intent bitmap? John Robinson
2009-04-21  1:33     ` NeilBrown
2009-04-21  2:13       ` John Robinson
2009-04-21  5:50         ` Neil Brown [this message]
2009-04-21 12:05           ` John Robinson
2009-05-22 23:00             ` Redeeman
2009-04-22  9:16         ` Goswin von Brederlow
2009-04-22 12:41           ` John Robinson
2009-04-22 14:02             ` Goswin von Brederlow
2009-04-23  7:48               ` John Robinson
2009-04-22 14:21             ` Andre Noll
2009-04-23  8:04               ` John Robinson
2009-04-23 20:23                 ` Goswin von Brederlow
2009-04-21 16:00       ` Bill Davidsen

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