Messages in this thread |  | | Date | Tue, 25 Oct 2005 15:34:24 +0200 | | From | Jan Kara <> | | Subject | Re: [PATCH 10/16] GFS: quotas |
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> On Mon, Oct 24, 2005 at 02:16:17PM +0200, Jan Kara wrote: > > > Code that deals with quotas. > > Is there some documentation how the GFS quotas are supposed to work? > > I've just briefly looked through the code and it seems they are quite > > similar to the current VFS ones. What are the differences (especially > > why don't you implement GFS quotas as just another format of VFS quotas)? > > Hi, yes there is. It's important for gfs to control when it updates the > quota file. If every machine sharing the file system needed to read or > write the quota file on every operation, it would be a terrible > bottleneck. Below is a summary of the current implementation that Ken > wrote and that I'll add to quota.c; let me know if this helps. Thanks a lot for the description. It helped a lot. I think it's now time to read the code in detail :).
Honza
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