== sanity test 51f: check many open files limit ========== 09:54:03 (1788875643)
MDT0 numfree=533063, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1376 (time 1788875656.62 total 10.01 last 137.48)
 - open/keep 2887 (time 1788875666.62 total 20.01 last 151.07)
 - open/keep 4274 (time 1788875676.62 total 30.01 last 138.67)
 - open/keep 5773 (time 1788875686.63 total 40.02 last 149.72)
 - open/keep 7252 (time 1788875696.64 total 50.03 last 147.82)
 - open/keep 8606 (time 1788875706.64 total 60.03 last 135.39)
 - open/keep 10000 (time 1788875716.39 total 69.79 last 142.90)
 - open/keep 11326 (time 1788875726.40 total 79.79 last 132.52)
 - open/keep 12588 (time 1788875736.40 total 89.79 last 126.17)
 - open/keep 13917 (time 1788875746.41 total 99.80 last 132.83)
 - open/keep 15261 (time 1788875756.41 total 109.80 last 134.39)
 - open/keep 16723 (time 1788875766.41 total 119.80 last 146.16)
total: 16755 open/keep in 120.01 seconds: 139.61 ops/second
 - closed 2463 (time 1788875776.62 total 10.00 last -1425.70)
 - closed 4986 (time 1788875786.62 total 20.00 last 252.29)
 - closed 7707 (time 1788875796.62 total 30.00 last 272.07)
 - closed 10000 (time 1788875806.30 total 39.68 last 236.93)
 - closed 12440 (time 1788875816.30 total 49.68 last 243.93)
 - closed 15299 (time 1788875826.31 total 59.69 last 285.69)
total: 16755 close in 65.31 seconds: 256.55 close/second
 - unlinked 0 (time 1788875834 ; total 0 ; last 0)
 - unlinked 10000 (time 1788875906 ; total 72 ; last 72)
unlink(/mnt/lustre/d51f.sanity/f16755) error: No such file or directory
total: 16755 unlinks in 110 seconds: 152.318176 unlinks/second