== sanity test 51f: check many open files limit ========== 18:25:34 (1775859934)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021992 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1453 (time 1775859948.69 total 10.00 last 145.29)
 - open/keep 2822 (time 1775859958.69 total 20.01 last 136.81)
 - open/keep 4282 (time 1775859968.70 total 30.01 last 145.95)
 - open/keep 5851 (time 1775859978.70 total 40.01 last 156.84)
 - open/keep 7416 (time 1775859988.71 total 50.02 last 156.42)
 - open/keep 8903 (time 1775859998.71 total 60.02 last 148.67)
 - open/keep 10000 (time 1775860005.19 total 66.51 last 169.15)
 - open/keep 11606 (time 1775860015.20 total 76.51 last 160.54)
 - open/keep 13338 (time 1775860025.20 total 86.52 last 173.10)
 - open/keep 14897 (time 1775860035.21 total 96.52 last 155.87)
 - open/keep 16444 (time 1775860045.21 total 106.52 last 154.61)
 - open/keep 17891 (time 1775860055.22 total 116.53 last 144.64)
total: 18435 open/keep in 120.00 seconds: 153.62 ops/second
 - closed 2616 (time 1775860068.69 total 10.00 last -1527.28)
 - closed 5232 (time 1775860078.69 total 20.00 last 261.58)
 - closed 7760 (time 1775860088.69 total 30.00 last 252.76)
 - closed 10000 (time 1775860097.13 total 38.45 last 265.35)
 - closed 12775 (time 1775860107.13 total 48.45 last 277.50)
 - closed 15510 (time 1775860117.14 total 58.45 last 273.45)
 - closed 18065 (time 1775860127.14 total 68.45 last 255.45)
total: 18435 close in 69.60 seconds: 264.86 close/second
 - unlinked 0 (time 1775860132 ; total 0 ; last 0)
 - unlinked 10000 (time 1775860195 ; total 63 ; last 63)
unlink(/mnt/lustre/d51f.sanity/f18435) error: No such file or directory
total: 18435 unlinks in 110 seconds: 167.590912 unlinks/second