Thread (22 messages) 22 messages, 9 authors, 2011-05-16

Re: /dev/md2 stopped after changing SAS controller

From: CoolCold <hidden>
Date: 2011-05-14 08:41:36

On Sat, May 14, 2011 at 12:36 PM, Roman Mamedov [off-list ref] wrote:
On Sat, 14 May 2011 12:27:45 +0400
CoolCold [off-list ref] wrote:
quoted
This is just one more live example for partitions vs disks setups.
Well, they did use partitions, but what do you do when the new RAID controller
bites off a whopping 100 million bytes from the end of your disk? I use
partitions too, and do leave some space at the end for cases like this, but
what I leave is just 8 MB (enough for the Gigabyte motherboards HPA), not
100+. Would you suggest setting aside 500MB, 1GB just in case?
I've always (well, after switching to partitions) used something near
80mb, for the last servers using ~ 160mb
root@kappa2:~# parted /dev/cciss/c0d1 print free
Model: Compaq Smart Array (cpqarray)
Disk /dev/cciss/c0d1: 1000GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos

Number  Start   End     Size    Type     File system  Flags
 1      16.4kB  1000GB  1000GB  primary
        1000GB  1000GB  168MB            Free Space

--
With respect,
Roman


-- 
Best regards,
[COOLCOLD-RIPN]
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