lkml.org 
[lkml]   [2007]   [Sep]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: Problem to recognize that the file system is full
Jan Engelhardt wrote:
> On Sep 4 2007 13:53, Guilherme Vilela wrote:
>
>> I'm tryng to mount a nfs file system with the option async and run a
>> program that writes to the file system. The problem is that the
>> program keep writing even when the file system is full.
>>
>
> man 5 exports
>
> async This option allows the NFS server to violate the NFS protocol
> and reply to requests before any changes made by that request
> have been committed to stable storage (e.g. disc drive).
>

(That means it's a feature.)

>> This program does'nt occur when mounting with the sync
>> option or with async and noac option, but the performance get very
>> poor and that is important to my application. The problem doesnt occur
>> too with the local file system. I'm running linux centos 5.0.
>>
>
> About ac/localhost, I am not really sure what makes it work.
man 5 nfs

noac Disable attribute caching, and force synchronous writes. This
extracts a server performance penalty but it allows two different
NFS clients to get reasonable good results when both clients are
actively writing to common filesystem on the server.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-09-06 23:01    [W:0.050 / U:0.092 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site