On Thu, Mar 04, 2010 at 04:09:27PM -0800, Matthew Dillon wrote: > :I just got a new crash. > : > :The system was running DragonFly v2.5.1.902.g333f4-DEVELOPMENT from the 25th. > : > :There were these messages on the console: > : > :Warning: pmap_interlock 00010003 > :Warning: pmap_interlock 00010003 > : > :No cache_lock stuff this time. > > It looks like a deadlock between the VM system and HAMMER due to > kmalloc() blocking during a low memory situation. Your system > was paging heavily at the time and was low on free memory.
This particular machine has 2GB main memory. I've noticed 2.5 has a tendency to swap more than 2.4; it seems heavy disk activity (rsync) gets cached at the expense of running applications. > I have committed a change to master which should fix this particular > issue. Thanks, I'm upgrading right now. -- Francois Tigeot
