== sanity test 51f: check many open files limit ========== 03:32:45 (1771403565)
MDT0 numfree=     483818 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 2011 (time 1771403577.70 total 10.00 last 201.08)
 - open/keep 3760 (time 1771403587.70 total 20.01 last 174.78)
 - open/keep 5689 (time 1771403597.70 total 30.01 last 192.89)
 - open/keep 7655 (time 1771403607.70 total 40.01 last 196.59)
 - open/keep 9804 (time 1771403617.70 total 50.01 last 214.88)
 - open/keep 11870 (time 1771403627.71 total 60.01 last 206.58)
 - open/keep 14018 (time 1771403637.71 total 70.01 last 214.76)
 - open/keep 15940 (time 1771403647.71 total 80.01 last 192.15)
 - open/keep 18085 (time 1771403657.71 total 90.02 last 214.41)
 - open/keep 19990 (time 1771403667.72 total 100.02 last 190.45)
 - open/keep 21907 (time 1771403677.72 total 110.02 last 191.66)
total: 23732 open/keep in 120.00 seconds: 197.76 ops/second
 - closed 3643 (time 1771403697.70 total 10.00 last -1826.34)
 - closed 7017 (time 1771403707.70 total 20.01 last 337.22)
 - closed 10000 (time 1771403717.04 total 29.35 last 319.30)
 - closed 13088 (time 1771403727.05 total 39.35 last 308.74)
 - closed 16920 (time 1771403737.05 total 49.35 last 383.14)
 - closed 20000 (time 1771403746.92 total 59.22 last 312.03)
 - closed 22949 (time 1771403756.92 total 69.22 last 294.83)
total: 23732 close in 71.99 seconds: 329.64 close/second
 - unlinked 0 (time 1771403762 ; total 0 ; last 0)
 - unlinked 10000 (time 1771403802 ; total 40 ; last 40)
 - unlinked 20000 (time 1771403838 ; total 76 ; last 36)
unlink(/mnt/lustre/d51f.sanity/f23732) error: No such file or directory
total: 23732 unlinks in 90 seconds: 263.688904 unlinks/second