Messages in this thread | | | Date | Wed, 29 Mar 2000 10:18:35 -0700 | From | Nicholas Leippe <> | Subject | Re: /proc fs bug? |
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Peter Steiner wrote: > > On Tue, Mar 28, 2000 at 09:31:13AM -0700, Nicholas Leippe wrote: > > > I finally got a response (must've been a gateway somewhere) - but how do > > I determine what process 451 is if cat /proc/451/x always hangs and so does > > ps? > > Do you have Magic-SysRq enabled? Then you can simply press Ctrl-SysRq-T. > It shows something like: > > mgetty S C4F6BF0C 5424 265 1 (NOTLB) 279 263 > sig: 0 0000000000000000 0000000000000000 : X > > The 265 is the pid. If a process is causing hangs of other processes, it is > not in (NOTLB) but instead in (L-TLB). So they are easy to identify. > > Peter
Last night I checked with SysRq-T, and that appears to be exactly it. 451 was my mgetty listening on my serial port and it was in L-TLB. As soon as I removed it from my inittab and did a 'telinit q' the problem desisted. So, does that mean this is really a serial driver issue?
Nick
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