[OpenAFS] speed of vos dump on linux gbit ethernet
Sven Oehme
oehmes@de.ibm.com
Sat, 3 Jun 2006 14:55:23 +0200
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What filesystem are you using ?
i got the best results with XFS and having the log on a separate partition =
...
Sven
Lars Schimmer <l.schimmer@cgv.tugraz.at>=20
Sent by: openafs-info-admin@openafs.org
06/03/2006 01:01 PM
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Subject
Re: [OpenAFS] speed of vos dump on linux gbit ethernet
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Sven Oehme wrote:
>=20
> i know the difference between afsd.conf and the fileserver params , but
> i have no debian box in front of me, so i can't see what's in the script
> :-)
> but you answered me what i asked Lars for , there are no params :-)
>=20
> Lars ,
>=20
> i would start with the following changes in the BosConfig file :
>=20
> parm /usr/lib/openafs/fileserver -nojumbo -L -rxpck 400 -udpsize 1310720
> parm /usr/lib/openafs/volserver -nojumbo -log -udpsize 1310720
Thanks so far.
Changed this and get now 7 MBit/sec while dumping that backup volume...
I think the problems are the really big count of small files in that
volume...
Another 60 GB volume with a lot of 8 MB files is backuped with >100
MBit/sec from the same fileserver.
> with that settings i get around 35-45 MB/sec .. with SAN Drives ..
>=20
> Sven
MfG,
Lars Schimmer
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<br><font size=3D2 face=3D"sans-serif">What filesystem are you using ?</fon=
t>
<br><font size=3D2 face=3D"sans-serif">i got the best results with XFS and
having the log on a separate partition ...</font>
<br>
<br><font size=3D2 face=3D"sans-serif">Sven</font>
<br>
<br>
<br>
<table width=3D100%>
<tr valign=3Dtop>
<td width=3D40%><font size=3D1 face=3D"sans-serif"><b>Lars Schimmer <l.s=
chimmer@cgv.tugraz.at></b>
</font>
<br><font size=3D1 face=3D"sans-serif">Sent by: openafs-info-admin@openafs.=
org</font>
<p><font size=3D1 face=3D"sans-serif">06/03/2006 01:01 PM</font>
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<td>
<div align=3Dright><font size=3D1 face=3D"sans-serif">To</font></div>
<td><font size=3D1 face=3D"sans-serif">openafs-info@openafs.org</font>
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<td>
<div align=3Dright><font size=3D1 face=3D"sans-serif">cc</font></div>
<td>
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<td>
<div align=3Dright><font size=3D1 face=3D"sans-serif">Subject</font></div>
<td><font size=3D1 face=3D"sans-serif">Re: [OpenAFS] speed of vos dump on l=
inux
gbit ethernet</font></table>
<br>
<table>
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<td>
<td></table>
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<br>
Sven Oehme wrote:<br>
> <br>
> i know the difference between afsd.conf and the fileserver params
, but<br>
> i have no debian box in front of me, so i can't see what's in the
script<br>
> :-)<br>
> but you answered me what i asked Lars for , there are no params :-)<br>
> <br>
> Lars ,<br>
> <br>
> i would start with the following changes in the BosConfig file :<br>
> <br>
> parm /usr/lib/openafs/fileserver -nojumbo -L -rxpck 400 -udpsize 13107=
20<br>
> parm /usr/lib/openafs/volserver -nojumbo -log -udpsize 1310720<b=
r>
<br>
Thanks so far.<br>
Changed this and get now 7 MBit/sec while dumping that backup volume...<br>
I think the problems are the really big count of small files in that<br>
volume...<br>
Another 60 GB volume with a lot of 8 MB files is backuped with >100<br>
MBit/sec from the same fileserver.<br>
<br>
> with that settings i get around 35-45 MB/sec .. with SAN Drives ..<br>
> <br>
> Sven<br>
<br>
MfG,<br>
Lars Schimmer<br>
- - --<br>
- - -------------------------------------------------------------<br>
TU Graz, Institut f=FCr ComputerGraphik & WissensVisualisierung<br>
Tel: +43 316 873-5405 E-Mail: l.schimmer@cgv.tugraz.at=
<br>
Fax: +43 316 873-5402 PGP-Key-ID: 0x4A9B1723<br>
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