== sanity test 51f: check many open files limit ========== 01:40:40 (1781242840)
MDT0 numfree=     535351, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1381 (time 1781242854.49 total 10.02 last 137.87)
 - open/keep 2850 (time 1781242864.51 total 20.03 last 146.64)
 - open/keep 4294 (time 1781242874.51 total 30.03 last 144.40)
 - open/keep 5927 (time 1781242884.51 total 40.03 last 163.30)
 - open/keep 7384 (time 1781242894.51 total 50.04 last 145.66)
 - open/keep 8772 (time 1781242904.51 total 60.04 last 138.77)
 - open/keep 10000 (time 1781242913.17 total 68.70 last 141.88)
 - open/keep 11309 (time 1781242923.17 total 78.70 last 130.85)
 - open/keep 12607 (time 1781242933.17 total 88.70 last 129.77)
 - open/keep 13941 (time 1781242943.18 total 98.70 last 133.38)
 - open/keep 15472 (time 1781242953.18 total 108.70 last 153.08)
 - open/keep 16856 (time 1781242963.18 total 118.71 last 138.37)
total: 17017 open/keep in 120.00 seconds: 141.81 ops/second
 - closed 2520 (time 1781242974.48 total 10.01 last -1432.13)
 - closed 5301 (time 1781242984.49 total 20.01 last 278.06)
 - closed 7986 (time 1781242994.49 total 30.01 last 268.46)
 - closed 10000 (time 1781243001.59 total 37.12 last 283.50)
 - closed 12662 (time 1781243011.59 total 47.12 last 266.15)
 - closed 15353 (time 1781243021.59 total 57.12 last 269.07)
total: 17017 close in 63.64 seconds: 267.41 close/second
 - unlinked 0 (time 1781243032 ; total 0 ; last 0)
 - unlinked 10000 (time 1781243106 ; total 74 ; last 74)
unlink(/mnt/lustre/d51f.sanity/f17017) error: No such file or directory
total: 17017 unlinks in 125 seconds: 136.136002 unlinks/second