== sanity test 51f: check many open files limit ========== 22:16:02 (1763349362)
MDT0 numfree=     486507 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1098 (time 1763349376.30 total 10.02 last 109.63)
 - open/keep 2158 (time 1763349386.31 total 20.02 last 105.94)
 - open/keep 3259 (time 1763349396.31 total 30.02 last 110.08)
 - open/keep 4332 (time 1763349406.32 total 40.03 last 107.21)
 - open/keep 5389 (time 1763349416.32 total 50.03 last 105.67)
 - open/keep 6427 (time 1763349426.32 total 60.04 last 103.74)
 - open/keep 7516 (time 1763349436.33 total 70.05 last 108.83)
 - open/keep 8644 (time 1763349446.34 total 80.06 last 112.65)
 - open/keep 9766 (time 1763349456.35 total 90.06 last 112.16)
 - open/keep 10999 (time 1763349466.35 total 100.07 last 123.24)
 - open/keep 12274 (time 1763349476.35 total 110.07 last 127.49)
total: 13481 open/keep in 120.00 seconds: 112.34 ops/second
 - closed 1926 (time 1763349496.29 total 10.00 last -1034.44)
 - closed 3740 (time 1763349506.29 total 20.01 last 181.32)
 - closed 5515 (time 1763349516.29 total 30.01 last 177.47)
 - closed 7154 (time 1763349526.30 total 40.01 last 163.86)
 - closed 8587 (time 1763349536.30 total 50.01 last 143.27)
 - closed 9967 (time 1763349546.31 total 60.02 last 137.86)
 - closed 10000 (time 1763349546.54 total 60.26 last 139.89)
 - closed 11555 (time 1763349556.55 total 70.26 last 155.50)
 - closed 13264 (time 1763349566.55 total 80.26 last 170.86)
total: 13481 close in 81.19 seconds: 166.05 close/second
 - unlinked 0 (time 1763349571 ; total 0 ; last 0)
 - unlinked 10000 (time 1763349664 ; total 93 ; last 93)
unlink(/mnt/lustre/d51f.sanity/f13481) error: No such file or directory
total: 13481 unlinks in 124 seconds: 108.717743 unlinks/second