On Sat, Nov 12, 2011 at 7:52 AM, Gregor Best <g...@ring0.de> wrote: > On Fri, Nov 11, 2011 at 01:27:27PM -0500, Jonathan Thornburg wrote: >> [...] >> Questions: >> * Are other Thinkpad T60 users seeing similar problems? >> [...] > > I'm using an R61i and I sometimes see that too. On my machine, it > usually happens under relatively high I/O load, such as when using rsync > to copy data from another machine to a USB disk. At one point I > suspected Firefox though (because every time the lockup happens, I have > an instance of that running and it's either doing a page load or > something else cache-intensive), so maybe the problem is somewhere in > the I/O system (such as a write blocking for all eternity and the X > server being grabbed). The lockups never happened when I was not using > X, though that "not using X"-phase was only for a week or so. > > My /home is also a softraid encrypted volume and /tmp is an MFS, as with > your setup. > > This happens with the default GENERIC.mp kernel.
In OpenBSD, I/O blocks everything else, sometimes it looks like a hang...rcently i was downloading stuff from net/gftp and gftp hung the machine till the ftp transfer were complete. Have had it once or twice only but always under I/O load. but the hangs under idle condition are a bug.
