== sanity test 51f: check many open files limit ========== 11:17:49 (1780327069)
MDT0 numfree=     536324, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1506 (time 1780327082.76 total 10.00 last 150.58)
 - open/keep 3216 (time 1780327092.76 total 20.00 last 170.96)
 - open/keep 4726 (time 1780327102.76 total 30.01 last 150.98)
 - open/keep 6076 (time 1780327112.77 total 40.01 last 134.94)
 - open/keep 7603 (time 1780327122.77 total 50.01 last 152.66)
 - open/keep 9060 (time 1780327132.77 total 60.02 last 145.66)
 - open/keep 10000 (time 1780327139.14 total 66.39 last 147.57)
 - open/keep 11626 (time 1780327149.14 total 76.39 last 162.59)
 - open/keep 13073 (time 1780327159.14 total 86.39 last 144.69)
 - open/keep 14390 (time 1780327169.15 total 96.39 last 131.64)
 - open/keep 15883 (time 1780327179.15 total 106.39 last 149.24)
 - open/keep 17371 (time 1780327189.15 total 116.40 last 148.73)
total: 17916 open/keep in 120.00 seconds: 149.30 ops/second
 - closed 2768 (time 1780327202.76 total 10.00 last -1459.67)
 - closed 5352 (time 1780327212.77 total 20.01 last 258.24)
 - closed 8047 (time 1780327222.77 total 30.01 last 269.50)
 - closed 10000 (time 1780327231.15 total 38.40 last 232.85)
 - closed 12695 (time 1780327241.16 total 48.40 last 269.45)
 - closed 15495 (time 1780327251.16 total 58.40 last 279.99)
total: 17916 close in 67.50 seconds: 265.41 close/second
 - unlinked 0 (time 1780327263 ; total 0 ; last 0)
 - unlinked 10000 (time 1780327324 ; total 61 ; last 61)
unlink(/mnt/lustre/d51f.sanity/f17916) error: No such file or directory
total: 17916 unlinks in 110 seconds: 162.872726 unlinks/second