Intermittant lockup of VAX

Doug Gwyn <gwyn> gwyn at brl-tgr.ARPA
Fri Sep 27 08:23:51 AEST 1985


> Here's the problem.  On a very intermittant occasion, our 785 will hang
> anywhere from 5 to 15 minutes.  During this time, nothing entered at
> either a terminal or the console will be processed even though characters
> are echoed back showing what you typed.  After the elapsed time has passed,
> all processing continues as if nothing had ever happened (including a
> flood of responses to the commands you typed in while the system was hung).

I don't know if this is it, but we have had trouble with FREEMEM
delays when some core hog (SmallTalk in our case) causes the paging
disk to be rearranged.  This hasn't lasted more than a minute or so
when I've noticed it here.

Down with kernel garbage collection!



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