== sanity test 51f: check many open files limit ========== 09:36:54 (1713533814)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=1021987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4345 (time 1713533826.34 total 10.00 last 434.44)
 - open/keep 9719 (time 1713533836.34 total 20.00 last 537.21)
 - open/keep 13392 (time 1713533846.34 total 30.01 last 367.26)
 - open/keep 17542 (time 1713533856.34 total 40.01 last 414.96)
 - open/keep 20000 (time 1713533862.35 total 46.02 last 408.97)
 - open/keep 23768 (time 1713533872.36 total 56.02 last 376.77)
 - open/keep 27130 (time 1713533882.36 total 66.02 last 336.11)
 - open/keep 30000 (time 1713533890.91 total 74.57 last 335.71)
 - open/keep 33198 (time 1713533900.91 total 84.57 last 319.77)
 - open/keep 36071 (time 1713533910.91 total 94.57 last 287.29)
 - open/keep 38850 (time 1713533920.91 total 104.58 last 277.79)
 - open/keep 40000 (time 1713533925.18 total 108.84 last 269.57)
 - open/keep 42312 (time 1713533935.18 total 118.84 last 231.16)
total: 42544 open/keep in 120.00 seconds: 354.53 ops/second
 - closed 10000 (time 1713533944.78 total 8.44 last -3826.90)
 - closed 19978 (time 1713533954.78 total 18.44 last 997.76)
 - closed 20000 (time 1713533954.81 total 18.47 last 922.47)
 - closed 28540 (time 1713533964.81 total 28.47 last 853.98)
 - closed 30000 (time 1713533966.73 total 30.39 last 760.30)
 - closed 38098 (time 1713533976.73 total 40.39 last 809.79)
 - closed 40000 (time 1713533979.39 total 43.05 last 713.39)
total: 42544 close in 46.77 seconds: 909.72 close/second
 - unlinked 0 (time 1713533984 ; total 1 ; last 1)
 - unlinked 10000 (time 1713534043 ; total 60 ; last 59)
 - unlinked 20000 (time 1713534089 ; total 106 ; last 46)
 - unlinked 30000 (time 1713534122 ; total 139 ; last 33)
 - unlinked 40000 (time 1713534145 ; total 162 ; last 23)
unlink(/mnt/lustre/d51f.sanity/f42544) error: No such file or directory
total: 42544 unlinks in 166 seconds: 256.289154 unlinks/second