On 01:45 Sat 05 Apr , Bernd Schubert wrote: > > Hmm, I first increased head_of_queue_lifetime to 0x13 and > leaf_head_of_queue_lifetime to 0x20, but this didn't make the error > go away. So I increased head_of_queue_lifetime to 0x15 and > leaf_head_of_queue_lifetime to 0x50, but this made the fabric to entirely > crash.
Are you using default (min hops) routing? I think it could be deadlock due to unlimited head_of_queue_lifetime values. > On the node of the master opensm I got an endless number of messages > like these: > > Apr 5 01:35:03 pfs1n2 kernel: [705448.344542] NETDEV WATCHDOG: ib0: transmit > timed out > Apr 5 01:35:03 pfs1n2 kernel: [705448.349814] ib0: transmit timeout: latency > 411908 msecs > Apr 5 01:35:03 pfs1n2 kernel: [705448.355364] ib0: queue stopped 1, tx_head > 441, tx_tail 377 > Apr 5 01:35:04 pfs1n2 kernel: [705449.343495] NETDEV WATCHDOG: ib0: transmit > timed out > > The slave opensm also went into D-state and is not killable anymore :( Interesting... Any more details about this? Sasha _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
