== sanity test 51f: check many open files limit ========== 12:05:20 (1761321920)
striped dir -i1 -c2 -H all_char /mnt/lustre/d51f.sanity
MDT1 numfree=1022438, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1573 (time 1761321933.29 total 10.01 last 157.15)
 - open/keep 3039 (time 1761321943.29 total 20.01 last 146.58)
 - open/keep 4590 (time 1761321953.29 total 30.01 last 155.05)
 - open/keep 6597 (time 1761321963.30 total 40.02 last 200.58)
 - open/keep 8433 (time 1761321973.30 total 50.02 last 183.59)
 - open/keep 10000 (time 1761321981.12 total 57.84 last 200.27)
 - open/keep 11639 (time 1761321991.13 total 67.85 last 163.78)
 - open/keep 13262 (time 1761322001.14 total 77.86 last 162.21)
 - open/keep 15065 (time 1761322011.14 total 87.86 last 180.24)
 - open/keep 16980 (time 1761322021.14 total 97.86 last 191.47)
 - open/keep 19110 (time 1761322031.14 total 107.87 last 212.91)
 - open/keep 20000 (time 1761322035.10 total 111.82 last 225.27)
total: 21951 open/keep in 120.00 seconds: 182.92 ops/second
 - closed 3133 (time 1761322053.28 total 10.00 last -1686.30)
 - closed 6361 (time 1761322063.28 total 20.00 last 322.80)
 - closed 8820 (time 1761322073.28 total 30.00 last 245.88)
 - closed 10000 (time 1761322078.19 total 34.91 last 240.65)
 - closed 12671 (time 1761322088.19 total 44.91 last 267.08)
 - closed 15239 (time 1761322098.19 total 54.91 last 256.75)
 - closed 17898 (time 1761322108.19 total 64.91 last 265.82)
 - closed 20000 (time 1761322114.35 total 71.07 last 341.31)
total: 21951 close in 76.75 seconds: 286.00 close/second
 - unlinked 0 (time 1761322121 ; total 0 ; last 0)
 - unlinked 10000 (time 1761322158 ; total 37 ; last 37)
 - unlinked 20000 (time 1761322200 ; total 79 ; last 42)
unlink(/mnt/lustre/d51f.sanity/f21951) error: No such file or directory
total: 21951 unlinks in 88 seconds: 249.443176 unlinks/second