From: Greg Bradner <gregb@rhythm.com>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: autofs@linux.kernel.org
Subject: Re: nfs optimization settings in the automounter
Date: Tue, 18 Nov 2003 11:11:34 -0800 [thread overview]
Message-ID: <3FBA6EE6.9010205@rhythm.com> (raw)
In-Reply-To: <3FBA67F7.1050505@zytor.com>
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It's an nfs limitation. Reconfig your server and change this option:
"include/linux/nfsd/const.h" in the kernel source shows the following
definition
/*
* Maximum blocksize supported by daemon currently at 8K
*/
#define NFSSVC_MAXBLKSIZE 8192
H. Peter Anvin wrote:
>Justin Rush wrote:
>
>
>>I am having a hard time telling the automounter to use the options
>>rsize=32768,wsize=32768 when automounting home directories. I have
>>tried specifying these options in the auto.home file on my nis master
>>server ( -rw,soft,rsize=32768,wsize=32768 nismaster:/export/home/jrush )
>>I have also tried to put them in the localoptions setting in the autofs
>>init file ( localoptions='rsize=32768,wsize=32768' ) on both the nis
>>master and on the client machines.
>>I also tried to specify these options in the auto.master file on the nis
>>master (the client machines don't have auto.master files because they
>>read the nis master's file ) ( /etc/auto.home
>>--timeout=43200,rsize=32768,wsize=32768 )
>>I have also tried to use lower settings such as 16384
>>
>>however when I look in /proc/mounts on the client machine it is either
>>mounted with 4096 or 8192
>>
>>
>>
>
>Are you using NFSv3? As far as I know I think 8192 is max for NFSv2, at
>least for most of the NFSv2 servers I know.
>
>Try doing the mounting without using autofs. If the same thing happens,
>it's an NFS issue, not an autofs issue.
>
> -hpa
>
>_______________________________________________
>autofs mailing list
>autofs@linux.kernel.org
>http://linux.kernel.org/mailman/listinfo/autofs
>
>
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next prev parent reply other threads:[~2003-11-18 19:11 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-11-18 17:52 nfs optimization settings in the automounter Justin Rush
2003-11-18 18:41 ` H. Peter Anvin
2003-11-18 18:56 ` Justin Rush
2003-11-18 19:27 ` H. Peter Anvin
2003-11-18 19:11 ` Greg Bradner [this message]
2003-11-19 0:49 ` Ian Kent
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