Messages in this thread | | | Date | Tue, 25 Aug 1998 18:30:10 -0400 (EDT) | From | "Steven N. Hirsch" <> | Subject | Re: NFS looking good! |
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On Tue, 25 Aug 1998, Bill Hawes wrote:
> H. J. Lu wrote: > > > > The "semaphore in use" messages are serious -- that really shouldn't be happening. Is device 08:15 the NFS mount > > > perchance? > > > > I have seen it twice on my NFS server. It is the exported fs. I think > > I was doing something on NFS at the time. I might be starting/stopping > > the NFS server. > > The knfsd code uses the inode semaphore for a number of locking > situations, and if there are cases where the semaphore isn't being > released, it could show up as "semaphore in use" when the inode is > freed. > > It would be very helpful to find a repeatable case of this so I can see > what's going on. A messed up semaphore count could result in hanging or > stuck operations, so it's important to track this down.
Bill,
Now that others have pointed out the radix for the 08:15 message, I can confirm that /dev/sdb5 is the exported NFS mount point. The problem is easily repeatable, and I see it on every system shutdown. If you'd like to give me a patch to instrument things, I'll mail back the logs.
Steve
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