Re: 10-STABLE live locks, looks like VM-related

2015-04-08 Thread Lev Serebryakov
Hello Lev, Monday, April 6, 2015, 11:55:09 AM, you wrote: I got several live locks of my server in a row (3 in one week). It is amd64 10-STABLE r277307. And again, rebuilded to r281159 http://lev.serebryakov.spb.ru/freebsd/ll/ I've tested memory with memtest86 for 12 hours without

10-STABLE live locks, looks like VM-related

2015-04-06 Thread Lev Serebryakov
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 I got several live locks of my server in a row (3 in one week). It is amd64 10-STABLE r277307. Looks like live locks is VM related but manifest themselves under multi-threaded mixed CPU + I/O load (CrashPlan backup + torrents + openjdk8 rebuild,

Re: 10-STABLE live locks, looks like VM-related

2015-04-06 Thread Lev Serebryakov
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 On 06.04.2015 11:55, Lev Serebryakov wrote: I have INVARIANTS and WITNESS in the kernel, but it doesn't help: only report is bufwait/dirhash right after booting. One more LOR: lock order reversal: 1st 0xf8011b9b82d8 ufs (ufs) @