== sanity test 51f: check many open files limit ========== 12:23:36 (1787847816)
MDT0 numfree=     529295, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1358 (time 1787847830.09 total 10.01 last 135.72)
 - open/keep 2701 (time 1787847840.10 total 20.01 last 134.22)
 - open/keep 4070 (time 1787847850.10 total 30.01 last 136.86)
 - open/keep 5486 (time 1787847860.10 total 40.02 last 141.54)
 - open/keep 6923 (time 1787847870.11 total 50.03 last 143.57)
 - open/keep 8144 (time 1787847880.12 total 60.04 last 122.01)
 - open/keep 9604 (time 1787847890.12 total 70.04 last 145.98)
 - open/keep 10000 (time 1787847893.15 total 73.07 last 130.59)
 - open/keep 11309 (time 1787847903.16 total 83.08 last 130.79)
 - open/keep 12616 (time 1787847913.17 total 93.08 last 130.64)
 - open/keep 13935 (time 1787847923.17 total 103.08 last 131.86)
 - open/keep 15308 (time 1787847933.17 total 113.09 last 137.27)
total: 16299 open/keep in 120.01 seconds: 135.82 ops/second
 - closed 2376 (time 1787847950.09 total 10.00 last -1293.10)
 - closed 4920 (time 1787847960.09 total 20.00 last 254.38)
 - closed 7484 (time 1787847970.10 total 30.01 last 256.10)
 - closed 9412 (time 1787847980.11 total 40.01 last 192.77)
 - closed 10000 (time 1787847982.77 total 42.68 last 220.53)
 - closed 11783 (time 1787847992.77 total 52.68 last 178.26)
 - closed 14071 (time 1787848002.78 total 62.69 last 228.76)
 - closed 16143 (time 1787848012.78 total 72.69 last 207.19)
total: 16299 close in 73.28 seconds: 222.42 close/second
 - unlinked 0 (time 1787848017 ; total 0 ; last 0)
 - unlinked 10000 (time 1787848096 ; total 79 ; last 79)
unlink(/mnt/lustre/d51f.sanity/f16299) error: No such file or directory
total: 16299 unlinks in 128 seconds: 127.335938 unlinks/second