Verification for noble part 2, a week later. Its been one week, and the instance is still happily running rcutorture and hasn't experienced any rcu deadlocks or rcu grace period failures.
[518608.263912] rcu_torture_fwd_prog_nr: 0 Duration 25829 cver 903 gps 2359 [518608.274953] rcu_torture_fwd_prog_nr: Waiting for CBs: rcu_barrier+0x0/0x80() 0 [518615.064452] rcu-torture: rcu_torture_read_exit: Start of episode [518615.071361] rcu-torture: rcu_torture_read_exit: End of episode [518629.481455] rcu-torture: rcu_torture_read_exit: Start of episode [518629.496376] rcu-torture: rcu_torture_read_exit: End of episode [518642.730435] rcu-torture: rtc: 00000000bf9344ad ver: 21332534 tfle: 0 rta: 21332535 rtaf: 0 rtf: 21332523 rtmbe: 0 rtmbkf: 0/0 rtbe: 0 rtbke: 0 rtbf: 0 rtb: 0 nt: 75988654 onoff: 0/0:0/0 -1,0:-1,0 0:0 (HZ=1000) barrier: 0/0:0 read-exits: 572864 nocb-toggles: 0:0 [518642.753894] rcu-torture: Reader Pipe: 37138695049 3923473 0 0 0 0 0 0 0 0 0 [518642.761209] rcu-torture: Reader Batch: 37116977525 25640997 0 0 0 0 0 0 0 0 0 [518642.768698] rcu-torture: Free-Block Circulation: 21332534 21332533 21332532 21332531 21332530 21332528 21332527 21332526 21332524 21332523 0 [518703.900370] rcu-torture:--- End of test: SUCCESS: nreaders=1 nfakewriters=4 stat_interval=60 verbose=1 test_no_idle_hz=1 shuffle_interval=3 stutter=5 irqreader=1 fqs_duration=0 fqs_holdoff=0 fqs_stutter=3 test_boost=1/0 test_boost_interval=7 test_boost_duration=4 shutdown_secs=0 stall_cpu=0 stall_cpu_holdoff=10 stall_cpu_irqsoff=0 stall_cpu_block=0 n_barrier_cbs=0 onoff_interval=0 onoff_holdoff=0 read_exit_delay=13 read_exit_burst=16 nocbs_nthreads=0 nocbs_toggle=1000 test_nmis=0 I think thats enough. I deleted the instance, and am happy to keep the verification in place. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2117123 Title: rcu: Eliminate deadlocks involving do_exit() and RCU tasks To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2117123/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
