[ltp] SMB mount and Suspend mode

Tino Keitel linux-thinkpad@www.bm-soft.com
Mon, 2 Jul 2001 12:00:47 +0200


On Monday,  2. July 2001 00:14, Vivek Dasmohapatra wrote:
> On Sun, 1 Jul 2001, Tino Keitel wrote:
> > I don't know if this is ThinkPad specific. Every time I go into Suspend
> > mode while I have a SMB share mounted the screen goes black (backlight
> > still on)
>
> Out of curiosity, can you produce the same lockup with an NFS mount?
> It may be necessary to unmount remote file systems before suspending -
> I imagine they can get quite unhappy anyway during/after a suspend...

I have no problems with SMB or NFS mounts *after* a *successfull* 
suspend/resume.

I used NFS in the past. Sometimes I got the same behaviour that I wasn't able 
to reproduce. Now I found out that SMB and NFS mounts won't be a problem if 
there are no open files on them (I used a shell with the current working 
directory inside the SMB or NFS mount). Otherwise, the machine will hang if I 
go into Suspend Mode.

If there is an NFS mount and I can successfully suspend the machine, I don't 
see a line like "rpc.mountd: authenticated unmount request from..." in the 
server's syslog. If the NFS or SMB mount isn't unmounted if the machine goes 
into suspend mode, I don't know where is the problem. :-/

This may cause big trouble if the ThinkPad is on battery power, since it will 
suspend after 5 minutes idle.

Tino


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