== sanityn test 77k: check TBF policy with UID/GID/JobID/OPCode expression ========================================================== 00:14:39 (1777004079)
ost.OSS.ost_io.nrs_policies=tbf
ost.OSS.ost_io.nrs_tbf_rule=start ext_w jobid={dd.500}&opcode={ost_write} rate=20
ost.OSS.ost_io.nrs_tbf_rule=start ext_r jobid={dd.500}&opcode={ost_read} rate=10
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.221685 s, 75.7 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_w]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0298436 s, 35.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0730704 s, 14.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0817473 s, 12.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0634771 s, 16.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0575697 s, 18.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0993971 s, 10.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0875246 s, 12.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.106735 s, 9.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0919906 s, 11.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0829751 s, 12.6 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.157112 s, 6.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.162655 s, 6.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.161916 s, 6.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.169043 s, 6.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.190445 s, 5.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.197749 s, 5.3 MB/s
ldlm.namespaces.lustre-OST0001-osc-ffff9a2fc7f24800.lock_unused_count=6
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0123929 s, 84.6 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0406396 s, 25.8 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00666759 s, 157 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0172633 s, 60.7 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00396785 s, 264 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00547225 s, 192 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00556272 s, 189 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0062851 s, 167 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00331033 s, 317 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0396486 s, 26.4 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0392767 s, 26.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0543273 s, 19.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00398688 s, 263 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0556444 s, 18.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0350395 s, 29.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0358216 s, 29.3 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 20, read rate: 10
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 4.98896 s, 21.0 MB/s
Write runtime is 6 s, speed is 16.666666 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.80948 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext_w
ost.OSS.ost_io.nrs_tbf_rule=stop ext_r
ost.OSS.ost_io.nrs_tbf_rule=start ext_w nid={0@lo 192.168.204.5@tcp}&opcode={ost_write} rate=20
ost.OSS.ost_io.nrs_tbf_rule=start ext_r nid={0@lo 192.168.204.5@tcp}&opcode={ost_read} rate=10
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.220582 s, 76.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0484412 s, 21.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.062051 s, 16.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.16082 s, 6.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.140335 s, 7.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.158365 s, 6.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.17553 s, 6.0 MB/s
ldlm.namespaces.lustre-OST0001-osc-ffff9a2fc7f24800.lock_unused_count=5
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.186274 s, 5.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.208326 s, 5.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.235136 s, 4.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.228477 s, 4.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.200311 s, 5.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.209438 s, 5.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.217245 s, 4.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.210735 s, 5.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.233 s, 4.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.246672 s, 4.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0379913 s, 27.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0581712 s, 18.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0371538 s, 28.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.062357 s, 16.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0418585 s, 25.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0631837 s, 16.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.04974 s, 21.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.052489 s, 20.0 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0543058 s, 19.3 MB/s
1+0 records in
1+0 records out

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0573304 s, 18.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0572802 s, 18.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0594884 s, 17.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0608413 s, 17.2 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0616226 s, 17.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0652349 s, 16.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0710361 s, 14.8 MB/s
ldlm.namespaces.lustre-OST0000-osc-ffff9a2fc7f24800.lock_unused_count=4
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 20, read rate: 10
Verify the write rate is under TBF control
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 5.01588 s, 20.9 MB/s
Write runtime is 6 s, speed is 16.666666 IOPS
Verify the read rate is under TBF control
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.80244 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext_w
ost.OSS.ost_io.nrs_tbf_rule=stop ext_r
ost.OSS.ost_io.nrs_tbf_rule=start ext nid={0@lo 192.168.204.5@tcp}&jobid={dd.500} rate=20
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.229103 s, 73.2 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_w]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0387562 s, 27.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0461212 s, 22.7 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.138309 s, 7.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.144726 s, 7.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.153939 s, 6.8 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.148394 s, 7.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.140804 s, 7.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.161613 s, 6.5 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.168362 s, 6.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.160136 s, 6.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.181561 s, 5.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.167196 s, 6.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.188121 s, 5.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.184767 s, 5.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.162305 s, 6.5 MB/s
ldlm.namespaces.lustre-OST0000-osc-ffff9a2fc7f24800.lock_unused_count=7
ldlm.namespaces.lustre-OST0001-osc-ffff9a2fc7f24800.lock_unused_count=7
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.195392 s, 5.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0431646 s, 24.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.016326 s, 64.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0226379 s, 46.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0163229 s, 64.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0515494 s, 20.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0193967 s, 54.1 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0273846 s, 38.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0282893 s, 37.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0230043 s, 45.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0438138 s, 23.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0296442 s, 35.4 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.039254 s, 26.7 MB/s1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0291138 s, 36.0 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0611181 s, 17.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0629063 s, 16.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0296164 s, 35.4 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 20, read rate: 20
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 4.97361 s, 21.1 MB/s
Write runtime is 6 s, speed is 16.666666 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 4.94078 s, 21.2 MB/s
Read runtime is 6 s, speed is 16.666666 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext
ost.OSS.ost_io.nrs_tbf_rule=start ext_a jobid={dd.500},opcode={ost_write} rate=20
ost.OSS.ost_io.nrs_tbf_rule=start ext_b jobid={dd.500},opcode={ost_read} rate=10
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.209589 s, 80.0 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_w]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0410642 s, 25.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0241072 s, 43.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0491346 s, 21.3 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.116744 s, 9.0 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.108801 s, 9.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.110538 s, 9.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.156748 s, 6.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.152709 s, 6.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.154894 s, 6.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.152674 s, 6.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.125375 s, 8.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.149183 s, 7.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.159385 s, 6.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.13981 s, 7.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.153646 s, 6.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.163398 s, 6.4 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
execvp fails running declare (13): Permission denied
ldlm.namespaces.lustre-OST0000-osc-ffff9a2fc7f24800.lock_unused_count=2
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00434503 s, 241 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0992328 s, 10.6 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0820998 s, 12.8 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0725806 s, 14.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0980142 s, 10.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00368987 s, 284 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0654776 s, 16.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0623344 s, 16.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0563729 s, 18.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.051678 s, 20.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0484114 s, 21.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0430207 s, 24.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0344726 s, 30.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0331649 s, 31.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0206352 s, 50.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0177015 s, 59.2 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 10, read rate: 10
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.85491 s, 10.6 MB/s
Write runtime is 11 s, speed is 9.090909 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.80496 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
cpu_npartitions on ost1 is 1
Limited write rate: 20, read rate: 10
Verify the write rate is under TBF control
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 4.98281 s, 21.0 MB/s
Write runtime is 6 s, speed is 16.666666 IOPS
Verify the read rate is under TBF control
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.79933 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext_a
ost.OSS.ost_io.nrs_tbf_rule=stop ext_b
ost.OSS.ost_io.nrs_tbf_rule=start ext_ug uid={500}&gid={500} rate=5
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.193038 s, 86.9 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_w]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0379758 s, 27.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0462723 s, 22.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0535003 s, 19.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0532547 s, 19.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0500617 s, 20.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.061149 s, 17.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0494009 s, 21.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0682228 s, 15.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0807375 s, 13.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.111593 s, 9.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.112839 s, 9.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.131718 s, 8.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.116894 s, 9.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.129552 s, 8.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.135504 s, 7.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.144134 s, 7.3 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00959762 s, 109 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.029999 s, 35.0 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0124807 s, 84.0 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0220999 s, 47.4 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0140548 s, 74.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0283043 s, 37.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.014099 s, 74.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0183032 s, 57.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0295064 s, 35.5 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0237699 s, 44.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.030538 s, 34.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0211407 s, 49.6 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0247414 s, 42.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0249658 s, 42.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0256412 s, 40.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0265926 s, 39.4 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 5, read rate: 5
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 19.506 s, 5.4 MB/s
Write runtime is 20 s, speed is 5.000000 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 19.5169 s, 5.4 MB/s
Read runtime is 21 s, speed is 4.761904 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext_ug
ost.OSS.ost_io.nrs_tbf_rule=start ext_uw uid={500}&opcode={ost_write} rate=20
ost.OSS.ost_io.nrs_tbf_rule=start ext_ur uid={500}&opcode={ost_read} rate=10
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.225076 s, 74.5 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_w]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.040921 s, 25.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0400228 s, 26.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.109285 s, 9.6 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.179126 s, 5.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.200608 s, 5.2 MB/s
ldlm.namespaces.lustre-OST0000-osc-ffff9a2fc7f24800.lock_unused_count=3
ldlm.namespaces.lustre-OST0001-osc-ffff9a2fc7f24800.lock_unused_count=1
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.220575 s, 4.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.222511 s, 4.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.205535 s, 5.1 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.216645 s, 4.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.224285 s, 4.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.216489 s, 4.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.230325 s, 4.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.236392 s, 4.4 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.229179 s, 4.6 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.234916 s, 4.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0387376 s, 27.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0539456 s, 19.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.23694 s, 4.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00449033 s, 234 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00951792 s, 110 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.049095 s, 21.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0322671 s, 32.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0269709 s, 38.9 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00595371 s, 176 MB/s1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0335522 s, 31.3 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0602697 s, 17.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0623066 s, 16.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0664757 s, 15.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0363917 s, 28.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0241421 s, 43.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0259061 s, 40.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.065942 s, 15.9 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 20, read rate: 10
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 4.95479 s, 21.2 MB/s
Write runtime is 6 s, speed is 16.666666 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.7744 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext_uw
ost.OSS.ost_io.nrs_tbf_rule=stop ext_ur
ost.OSS.ost_io.nrs_tbf_rule=start ext_a uid={500},opcode={ost_write} rate=20
ost.OSS.ost_io.nrs_tbf_rule=start ext_b uid={500},opcode={ost_read} rate=10
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.211565 s, 79.3 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_w]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0497466 s, 21.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0517698 s, 20.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0561556 s, 18.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0770873 s, 13.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.07478 s, 14.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0611534 s, 17.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0834565 s, 12.6 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
execvp fails running declare (13): Permission denied
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0221006 s, 47.4 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0159797 s, 65.6 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0222562 s, 47.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0314866 s, 33.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0201768 s, 52.0 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0262452 s, 40.0 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.024133 s, 43.4 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0243046 s, 43.1 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0288286 s, 36.4 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0279559 s, 37.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0291315 s, 36.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.02966 s, 35.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0318291 s, 32.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0335236 s, 31.3 MB/s
1+0 records in
1+0 records out
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0343509 s, 30.5 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0339264 s, 30.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.276807 s, 3.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.271246 s, 3.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.2797 s, 3.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.266596 s, 3.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.266107 s, 3.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.311979 s, 3.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.298746 s, 3.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.323165 s, 3.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.307636 s, 3.4 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg405-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg405-client.virtnet'
removed directory '/mnt/lustre/d77k.sanityn'
cpu_npartitions on ost1 is 1
Limited write rate: 10, read rate: 10
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.81134 s, 10.7 MB/s
Write runtime is 11 s, speed is 9.090909 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.78687 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
cpu_npartitions on ost1 is 1
Limited write rate: 20, read rate: 10
Verify the write rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/dev/zero] [of=/mnt/lustre/d77k.sanityn/tbf] [bs=1M] [count=100] [oflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.79589 s, 10.7 MB/s
Write runtime is 11 s, speed is 9.090909 IOPS
Verify the read rate is under TBF control
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [dd] [if=/mnt/lustre/d77k.sanityn/tbf] [of=/dev/null] [bs=1M] [count=100] [iflag=direct]
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 9.77663 s, 10.7 MB/s
Read runtime is 11 s, speed is 9.090909 IOPS
cleanup_tbf /mnt/lustre/d77k.sanityn
Waiting for MDT destroys to complete
ost.OSS.ost_io.nrs_tbf_rule=stop ext_a
ost.OSS.ost_io.nrs_tbf_rule=stop ext_b
ost.OSS.ost_io.nrs_policies=fifo