search for: ppause

...- if (time_second == starttime) + if (time_second != starttime) + continue; + + if (sync_extdelay >= syncer_maxdelay) + while (syncer_delayno == 0 && rushjob == 0 && + abs(time_second - starttime) < sync_extdelay) { + stratcalls = 0; + tsleep(&lbolt, PPAUSE, "syncer", 0); + kproc_suspend_loop(p); + if (stratcalls != 0 && syncer_maxdelay < + abs(time_second - starttime)) { + rushjob = syncer_maxdelay; + break; + } + } + else { tsleep(&lbolt, PPAUSE, "syncer", 0); + kproc_suspend_loop(p...

We have a reproducible problem with FreeBSD-4.7 which is apparently a deadlock. The system is undergoing a filesystem stress test. The machine is pingable, but console and most other features are unresponsive. The console debugger can be accessed. The following information is available with db's "ps". I suspect the wchan of "inode" to be what everything is waiting on.