Re: [9fans] killing processes
>> Just to be clear, Sape is saying that if you boot and
>> sometimes you use one file server as root and sometimes
>> you use a different one, then cfs will use the data cached
>> on behalf of the first one when you're using the other
>> one.
That was indeed what I meant.
> Is there not a simple mechanism to clean the cache on boot, manually,
> possibly, or perhaps giving CFS enough information to pick a cache
> based on the root fileserver? I mean, this sounds more like a bug
> than a feature.
Yes, you can tell cfs to clear the cache on startup, but then you lose a lot
of speed during the early phases of running.
Sape
.
Relevant Pages
- Re: [9fans] QTCTL?
... the cache sees the eof it will never issue another ... Cfs is not magic. ... What you really need is a way to ask the server "can I ... By all means experiment with real caching protocols ...
(comp.os.plan9) - Re: [9fans] QTCTL?
... If I'm doing tail -f on a remote log file and tail -f ... the cache must still check out ... even if it trusts the file length as reported by the server or the qid.vers. ... Cfs is not magic. ...
(comp.os.plan9) - Re: [9fans] 9P optimization
... It would be fun to modify cfs to have a couple of cache coherency algorithms, ... the timeout you describe could be one, Boyds ftp cache rule is also interesting - ... long lived) connections to attempt to keep a near consistant view of the file. ...
(comp.os.plan9) - Re: [9fans] 9P optimization
... This stuff would fit in cfs just as easily. ... What I'm curious about is if a 'the file was modified' callback would help -- basically, just a notification to flush the cache, which would let the client be more aggressive about holding blocks in the cache without having to ping the server on every read. ... But it would need a callback facility to notify the server side of the cache filter that the file had changed. ...
(comp.os.plan9) - Re: NiMH again
... your main goal in life must be dislockating yr jaw .. ... ...unless you're suffering from CFS .. ... Prev by Date: ...
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