Re: "busy buffer problem" panics

[Andrew Atrens <atrens@xxxxxxxxxxxxxxxxxx>]

Matthew Dillon wrote:

> :
> :This box is both an nfs client (about 20 static mount points) and a
> :server (about 5 clients, several mount points), and I'm running amd so
> :it's automounting on /net a lot, especially during many clearcase
> :operations.=20
> :
> :Not sure if 'cleartool lsact -l' does anything with /net but it is
> :possible.
> :
> :I'm thinking that locking in the linuxulator is at the root of this ...
> :
> :Andrew.
> 
>     Try this patch with the latest kernel.  The failure case is odd,
>     because it looks like the underlying lock is somehow entering the
>     system
>     shutdown code.  The code in linux_util appears to have some severe
>     leaks: a vnode reference count leak and a memory leak, which thi
>     s patch fixes.
> 
>     Does running clearcase crash it immediately or does it take a number
>     of runs?

It's very close but not quite instant - the command appears to pause for
5-10 seconds before the actual panic.

Andrew.