Re: Temporary 'lock-up' under heavy write, MegaRAID RAID-5

From: Joost Kraaijeveld (J.Kraaijeveld_at_Askesis.nl)
Date: 11/09/05

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    To: Dave Ewart <davee@ceu.ox.ac.uk>
Date: Wed, 09 Nov 2005 12:25:16 +0100

    On Wed, 2005-11-09 at 11:46 +0100, Dave Ewart wrote:
    > The above system is incredibly fast under almost all conditions, except
    > when writing very large files (say, 100s of MB, or even GB). When
    ....
    > Any other suggestions or reports of similar experiences?
    Sorry, no solution, but a me too post. I have similar experience with a
    2-way Opteron, 3Ware9500 SATA RAID5 with 5 disks: short updateing
    transactions with PostgreSQL fly, long updates start fast but after a
    few seconds everthing locks up, and the update lasts forever. 

    -- 
Groeten,
Joost Kraaijeveld
Askesis B.V.
Molukkenstraat 14
6524NB Nijmegen
tel: 024-3888063 / 06-51855277
fax: 024-3608416
e-mail: J.Kraaijeveld@Askesis.nl
web: www.askesis.nl 
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  • Next message: pascal: "Re: highpoint raiddriver hpt374 compiling. Someone has experience?"

    Relevant Pages

    • Re: Temporary lock-up under heavy write, MegaRAID RAID-5
      ... On Wednesday, 09.11.2005 at 12:25 +0100, Joost Kraaijeveld wrote: ... >> The above system is incredibly fast under almost all conditions, ... >> Any other suggestions or reports of similar experiences? ... > few seconds everthing locks up, and the update lasts forever. ...
      (Debian-User)
    • Re: Temporary lock-up under heavy write, MegaRAID RAID-5
      ... On Wednesday, 09.11.2005 at 10:46 +0000, Dave Ewart wrote: ... > The above system is incredibly fast under almost all conditions, ... Computing Manager, Cancer Epidemiology Unit ...
      (Debian-User)