Coda File System

Re: cfs wd problems (was Coda vs NFS)

From: Peter J. Braam <braam_at_cs.cmu.edu>
Date: Wed, 16 Sep 1998 21:01:17 -0400 (EDT)
Troy,

Whoops: I think you have hosed your volume (I _did_ warn you to first make
the cache bigger).   This is perhaps the buffer cache corruption which
will be gone in 4.8.

What I would do is 

1. copy valuable stuff elsewhere - on client
2. purgevol_rep volname 
3. createvol_rep .........

- Peter -

On Wed, 16 Sep 1998, Troy Benjegerdes wrote:

> On Wed, 16 Sep 1998, Peter J. Braam wrote:
> 
> > Yes, this is a known factor of 50 slower.  But try it after 
> > 
> > cfs wd (make your cache large first).  I think you'll be pretty impressed.
> > 
> > - Peter -
> > 
> 
> Well, it is faster, but I prefer correct over fast ;)
> 
> I first tried this trick with the original 30 MB cache and tried to rm -rf
> the original linux tree I untarred. It was quite fast until I started
> getting 'no space left on device' errors. So, thinking the cache was to
> small I re-inited venus with a 100MB cache, and the rm worked ..
> 
> Now I get these errors:
> I don't know where the original error was (it scrolled by too fast)
> 
> (and yes, I have clog'd in and have tokens..)
> 
> tar: linux/include/asm-arm/limits.h: Could not create file: Not a directory
> linux/include/asm-arm/vga.h
> tar: linux/include/asm-arm/vga.h: Could not create file: Not a directory
> linux/include/asm-arm/mm-init.h
> tar: linux/include/asm-arm/mm-init.h: Could not create file: Not a directory
> linux/include/asm-arm/mman.h 
> tar: linux/include/asm-arm/mman.h: Could not create file: Not a directory
> linux/include/asm-arm/param.h       
> 
> I haven't so far been able to get cfs wd working reliably. It seems to
> work for a small to medium amount of stuff, but not for large amounts of
> activity.
> 
> Any hints on what to do?
> 
> --------------------------------------------------------------------------
> | Troy Benjegerdes    |    troybenj_at_iastate.edu    |    hozer_at_drgw.net   |
> |    Unix is user friendly... You just have to be friendly to it first.  |
> | This message composed with 100% free software.    http://www.linux.org |
> --------------------------------------------------------------------------
> 
Received on 1998-09-16 21:02:34