== sanity test 51f: check many open files limit ========== 03:13:20 (1773213200)
striped dir -i1 -c2 -H crush /mnt/lustre/d51f.sanity
MDT1 numfree=    1021976 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1229 (time 1773213214.66 total 10.00 last 122.86)
 - open/keep 2497 (time 1773213224.67 total 20.01 last 126.65)
 - open/keep 3663 (time 1773213234.68 total 30.02 last 116.57)
 - open/keep 4809 (time 1773213244.68 total 40.02 last 114.53)
 - open/keep 5910 (time 1773213254.69 total 50.03 last 110.03)
 - open/keep 6910 (time 1773213264.70 total 60.04 last 99.93)
 - open/keep 7882 (time 1773213274.71 total 70.04 last 97.12)
 - open/keep 9120 (time 1773213284.71 total 80.05 last 123.79)
 - open/keep 10000 (time 1773213291.35 total 86.69 last 132.51)
 - open/keep 11290 (time 1773213301.35 total 96.69 last 128.99)
 - open/keep 12443 (time 1773213311.36 total 106.70 last 115.18)
 - open/keep 13578 (time 1773213321.36 total 116.70 last 113.45)
total: 13959 open/keep in 120.00 seconds: 116.32 ops/second
 - closed 1995 (time 1773213334.66 total 10.00 last -1158.12)
 - closed 3841 (time 1773213344.66 total 20.00 last 184.59)
 - closed 5295 (time 1773213354.66 total 30.00 last 145.39)
 - closed 7012 (time 1773213364.67 total 40.01 last 171.66)
 - closed 8408 (time 1773213374.69 total 50.03 last 139.28)
 - closed 10000 (time 1773213383.48 total 58.82 last 181.08)
 - closed 11613 (time 1773213393.48 total 68.82 last 161.29)
 - closed 13207 (time 1773213403.48 total 78.82 last 159.40)
total: 13959 close in 83.08 seconds: 168.01 close/second
 - unlinked 0 (time 1773213411 ; total 0 ; last 0)
 - unlinked 10000 (time 1773213488 ; total 77 ; last 77)
unlink(/mnt/lustre/d51f.sanity/f13959) error: No such file or directory
total: 13959 unlinks in 106 seconds: 131.688675 unlinks/second