== sanity test 51f: check many open files limit ========== 23:20:23 (1763353223)
striped dir -i1 -c2 -H all_char /mnt/lustre/d51f.sanity
MDT1 numfree=    1021985 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 2126 (time 1763353235.73 total 10.00 last 212.53)
 - open/keep 4220 (time 1763353245.73 total 20.00 last 209.39)
 - open/keep 6498 (time 1763353255.73 total 30.00 last 227.79)
 - open/keep 8919 (time 1763353265.73 total 40.00 last 242.09)
 - open/keep 10000 (time 1763353270.26 total 44.54 last 238.49)
 - open/keep 12304 (time 1763353280.26 total 54.54 last 230.34)
 - open/keep 14728 (time 1763353290.27 total 64.54 last 242.30)
 - open/keep 17378 (time 1763353300.27 total 74.55 last 264.94)
 - open/keep 19920 (time 1763353310.27 total 84.55 last 254.18)
 - open/keep 22720 (time 1763353320.27 total 94.55 last 279.92)
 - open/keep 25509 (time 1763353330.28 total 104.55 last 278.83)
 - open/keep 28009 (time 1763353340.28 total 114.55 last 249.95)
total: 29351 open/keep in 120.01 seconds: 244.58 ops/second
 - closed 4127 (time 1763353355.73 total 10.00 last -2387.99)
 - closed 7312 (time 1763353365.73 total 20.00 last 318.49)
 - closed 10000 (time 1763353372.38 total 26.65 last 404.25)
 - closed 14423 (time 1763353382.39 total 36.65 last 442.14)
 - closed 17911 (time 1763353392.39 total 46.66 last 348.71)
 - closed 20000 (time 1763353399.02 total 53.29 last 314.79)
 - closed 24177 (time 1763353409.03 total 63.29 last 417.67)
 - closed 28250 (time 1763353419.03 total 73.30 last 407.17)
total: 29351 close in 76.92 seconds: 381.56 close/second
 - unlinked 0 (time 1763353424 ; total 0 ; last 0)
 - unlinked 10000 (time 1763353462 ; total 38 ; last 38)
 - unlinked 20000 (time 1763353502 ; total 78 ; last 40)
unlink(/mnt/lustre/d51f.sanity/f29351) error: No such file or directory
total: 29351 unlinks in 115 seconds: 255.226089 unlinks/second