== sanity test 51f: check many open files limit ========== 19:12:54 (1786835574)
MDT0 numfree=     529834, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2782 (time 1786835586.92 total 10.00 last 278.18)
 - open/keep 5290 (time 1786835596.92 total 20.00 last 250.78)
 - open/keep 7839 (time 1786835606.92 total 30.00 last 254.87)
 - open/keep 10000 (time 1786835615.45 total 38.53 last 253.40)
 - open/keep 12658 (time 1786835625.45 total 48.53 last 265.76)
 - open/keep 15887 (time 1786835635.46 total 58.54 last 322.75)
 - open/keep 19438 (time 1786835645.46 total 68.54 last 355.03)
 - open/keep 22796 (time 1786835655.46 total 78.54 last 335.72)
 - open/keep 25845 (time 1786835665.46 total 88.54 last 304.89)
 - open/keep 28719 (time 1786835675.46 total 98.54 last 287.37)
 - open/keep 30000 (time 1786835679.98 total 103.06 last 283.38)
 - open/keep 33085 (time 1786835689.99 total 113.06 last 308.47)
total: 35660 open/keep in 120.01 seconds: 297.15 ops/second
 - closed 5474 (time 1786835706.93 total 10.00 last -2760.65)
 - closed 10000 (time 1786835715.92 total 18.99 last 503.33)
 - closed 14640 (time 1786835725.92 total 29.00 last 463.93)
 - closed 19094 (time 1786835735.92 total 39.00 last 445.31)
 - closed 20000 (time 1786835738.21 total 41.28 last 396.41)
 - closed 24378 (time 1786835748.21 total 51.28 last 437.78)
 - closed 29513 (time 1786835758.22 total 61.29 last 513.24)
 - closed 30000 (time 1786835759.20 total 62.27 last 496.20)
 - closed 35474 (time 1786835769.20 total 72.27 last 547.32)
total: 35660 close in 72.63 seconds: 491.00 close/second
 - unlinked 0 (time 1786835771 ; total 0 ; last 0)
 - unlinked 10000 (time 1786835802 ; total 31 ; last 31)
 - unlinked 20000 (time 1786835829 ; total 58 ; last 27)
 - unlinked 30000 (time 1786835854 ; total 83 ; last 25)
unlink(/mnt/lustre/d51f.sanity/f35660) error: No such file or directory
total: 35660 unlinks in 96 seconds: 371.458344 unlinks/second