== sanity test 51f: check many open files limit ========== 10:16:23 (1789136183)
MDT0 numfree=     533767, max=100000
changed ulimit from 1024 to 100020
 - open/keep 996 (time 1789136198.35 total 10.01 last 99.53)
 - open/keep 2022 (time 1789136208.36 total 20.01 last 102.58)
 - open/keep 2999 (time 1789136218.36 total 30.01 last 97.67)
 - open/keep 3961 (time 1789136228.36 total 40.01 last 96.18)
 - open/keep 4823 (time 1789136238.37 total 50.02 last 86.12)
 - open/keep 5860 (time 1789136248.38 total 60.03 last 103.59)
 - open/keep 6853 (time 1789136258.39 total 70.04 last 99.24)
 - open/keep 7886 (time 1789136268.39 total 80.04 last 103.27)
 - open/keep 8930 (time 1789136278.40 total 90.05 last 104.33)
 - open/keep 9853 (time 1789136288.40 total 100.05 last 92.29)
 - open/keep 10853 (time 1789136298.40 total 110.06 last 99.95)
total: 11901 open/keep in 120.00 seconds: 99.17 ops/second
 - closed 1724 (time 1789136318.35 total 10.00 last -912.73)
 - closed 3462 (time 1789136328.36 total 20.00 last 173.76)
 - closed 5235 (time 1789136338.36 total 30.01 last 177.27)
 - closed 6910 (time 1789136348.36 total 40.01 last 167.50)
 - closed 8504 (time 1789136358.36 total 50.01 last 159.36)
 - closed 10000 (time 1789136367.18 total 58.83 last 169.58)
 - closed 11774 (time 1789136377.18 total 68.83 last 177.36)
total: 11901 close in 69.58 seconds: 171.03 close/second
 - unlinked 0 (time 1789136382 ; total 0 ; last 0)
 - unlinked 10000 (time 1789136479 ; total 97 ; last 97)
unlink(/mnt/lustre/d51f.sanity/f11901) error: No such file or directory
total: 11901 unlinks in 114 seconds: 104.394737 unlinks/second