== sanity test 51f: check many open files limit ========== 06:54:02 (1743504842)
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d51f.sanity
MDT1 numfree=1021974, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3325 (time 1743504858.19 total 10.00 last 332.43)
 - open/keep 6801 (time 1743504868.19 total 20.00 last 347.58)
 - open/keep 10000 (time 1743504876.97 total 28.78 last 364.37)
 - open/keep 13854 (time 1743504886.97 total 38.78 last 385.33)
 - open/keep 17548 (time 1743504896.97 total 48.78 last 369.37)
 - open/keep 20000 (time 1743504903.70 total 55.51 last 364.71)
 - open/keep 23671 (time 1743504913.70 total 65.51 last 366.99)
 - open/keep 27382 (time 1743504923.70 total 75.51 last 371.00)
 - open/keep 30000 (time 1743504930.82 total 82.63 last 367.88)
 - open/keep 33515 (time 1743504940.82 total 92.63 last 351.48)
 - open/keep 37020 (time 1743504950.82 total 102.63 last 350.42)
 - open/keep 40000 (time 1743504958.98 total 110.80 last 365.07)
total: 43240 open/keep in 120.00 seconds: 360.33 ops/second
 - closed 6857 (time 1743504978.19 total 10.00 last -3314.05)
 - closed 10000 (time 1743504983.13 total 14.94 last 636.61)
 - closed 17353 (time 1743504993.13 total 24.94 last 735.28)
 - closed 20000 (time 1743504996.85 total 28.66 last 710.67)
 - closed 27435 (time 1743505006.85 total 38.66 last 743.41)
 - closed 30000 (time 1743505010.12 total 41.93 last 784.30)
 - closed 37401 (time 1743505020.12 total 51.94 last 740.03)
 - closed 40000 (time 1743505023.63 total 55.44 last 741.10)
total: 43240 close in 59.78 seconds: 723.35 close/second
 - unlinked 0 (time 1743505031 ; total 0 ; last 0)
 - unlinked 10000 (time 1743505057 ; total 26 ; last 26)
 - unlinked 20000 (time 1743505086 ; total 55 ; last 29)
 - unlinked 30000 (time 1743505112 ; total 81 ; last 26)
 - unlinked 40000 (time 1743505138 ; total 107 ; last 26)
unlink(/mnt/lustre/d51f.sanity/f43240) error: No such file or directory
total: 43240 unlinks in 117 seconds: 369.572662 unlinks/second