Very low disk performance on 5.x
Poul-Henning Kamp
phk at phk.freebsd.dk
Mon May 2 14:06:56 PDT 2005
In message <Pine.SOC.4.61.0505022252190.787 at tea.blinkenlights.nl>, Sten Spans w
rites:
>>> What about disk arrays that support RAID3?
>>
>> Would work for me, but most of them are dumbed down when they do RAID3:
>> they have to hard format the disks to 128 byte sector sizes and similar
>> madness in order to support 512 bytes sectors on the RAID3 volume.
>
>I would really love the 512 + 8 byte checksum stuff that mainframes
>and netapps do. Does GEOM simplify implementing something like this ?
Yes, GEOM works with arbitrary sectorsizes, but far from all current
GEOM classes does.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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