== sanity test 51f: check many open files limit ========== 07:01:38 (1778929298)
MDT0 numfree=     539720, max=100000
changed ulimit from 1024 to 100020
 - open/keep 6990 (time 1778929310.19 total 10.00 last 698.97)
 - open/keep 10000 (time 1778929314.42 total 14.23 last 711.42)
 - open/keep 16985 (time 1778929324.42 total 24.23 last 698.48)
 - open/keep 20000 (time 1778929328.62 total 28.43 last 717.86)
 - open/keep 26593 (time 1778929338.62 total 38.43 last 659.29)
 - open/keep 30000 (time 1778929343.73 total 43.55 last 666.03)
 - open/keep 37337 (time 1778929353.73 total 53.55 last 733.69)
 - open/keep 40000 (time 1778929357.14 total 56.95 last 782.75)
 - open/keep 46642 (time 1778929367.14 total 66.95 last 664.17)
 - open/keep 50000 (time 1778929372.10 total 71.91 last 676.44)
 - open/keep 56916 (time 1778929382.10 total 81.91 last 691.59)
 - open/keep 60000 (time 1778929386.57 total 86.39 last 689.29)
 - open/keep 65786 (time 1778929396.58 total 96.39 last 578.52)
 - open/keep 70000 (time 1778929403.90 total 103.72 last 575.16)
 - open/keep 76310 (time 1778929413.90 total 113.72 last 630.91)
 - open/keep 80000 (time 1778929419.34 total 119.15 last 678.69)
total: 80464 open/keep in 120.00 seconds: 670.53 ops/second
 - closed 10000 (time 1778929427.89 total 7.70 last -9089.69)
 - closed 20000 (time 1778929435.66 total 15.47 last 1286.50)
 - closed 30000 (time 1778929444.02 total 23.84 last 1195.89)
 - closed 40000 (time 1778929452.30 total 32.11 last 1208.38)
 - closed 50000 (time 1778929459.83 total 39.64 last 1328.35)
 - closed 60000 (time 1778929467.41 total 47.22 last 1318.98)
 - closed 70000 (time 1778929475.50 total 55.32 last 1235.52)
 - closed 80000 (time 1778929484.29 total 64.10 last 1137.98)
total: 80464 close in 64.50 seconds: 1247.48 close/second
 - unlinked 0 (time 1778929486 ; total 1 ; last 1)
 - unlinked 10000 (time 1778929511 ; total 26 ; last 25)
 - unlinked 20000 (time 1778929528 ; total 43 ; last 17)
 - unlinked 30000 (time 1778929542 ; total 57 ; last 14)
 - unlinked 40000 (time 1778929556 ; total 71 ; last 14)
 - unlinked 50000 (time 1778929570 ; total 85 ; last 14)
 - unlinked 60000 (time 1778929583 ; total 98 ; last 13)
 - unlinked 70000 (time 1778929596 ; total 111 ; last 13)
 - unlinked 80000 (time 1778929609 ; total 124 ; last 13)
unlink(/mnt/lustre/d51f.sanity/f80464) error: No such file or directory
total: 80464 unlinks in 125 seconds: 643.711975 unlinks/second