== sanityn test 77k: check TBF policy with UID/GID/JobID/OPCode expression ========================================================== 06:00:40 (1767524440)
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_oleg117-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.187227 s, 89.6 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, 0.0779733 s, 13.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.098733 s, 10.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0918453 s, 11.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0969776 s, 10.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.129848 s, 8.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.131232 s, 8.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.143592 s, 7.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.172895 s, 6.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.154429 s, 6.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.163086 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
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.194405 s, 5.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.188712 s, 5.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.185602 s, 5.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.183166 s, 5.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.220702 s, 4.8 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
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0187076 s, 56.1 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.219187 s, 4.8 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0380913 s, 27.5 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0296508 s, 35.4 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, 0.0319514 s, 32.8 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0296454 s, 35.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0370906 s, 28.3 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0233747 s, 44.9 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0428423 s, 24.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0318317 s, 32.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0228388 s, 45.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0513179 s, 20.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0159881 s, 65.6 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, 0.0414033 s, 25.3 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0393373 s, 26.7 MB/s
ldlm.namespaces.lustre-OST0000-osc-ffff97aa84e8e000.lock_unused_count=7
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0266391 s, 39.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0469659 s, 22.3 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-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, 4.91704 s, 21.3 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, 9.73072 s, 10.8 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 192.168.201.17@tcp}&opcode={ost_write} rate=20
ost.OSS.ost_io.nrs_tbf_rule=start ext_r nid={0@lo 192.168.201.17@tcp}&opcode={ost_read} rate=10
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.199106 s, 84.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0625592 s, 16.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0736952 s, 14.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0887937 s, 11.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.075257 s, 13.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.102807 s, 10.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.107444 s, 9.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.120694 s, 8.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.10942 s, 9.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.120181 s, 8.7 MB/s
ldlm.namespaces.lustre-OST0001-osc-ffff97aa84e8e000.lock_unused_count=1
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.155699 s, 6.7 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, 0.200107 s, 5.2 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.183361 s, 5.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.189341 s, 5.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.213843 s, 4.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.230906 s, 4.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.192246 s, 5.5 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, 0.0262948 s, 39.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0324167 s, 32.3 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, 0.0133668 s, 78.4 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00869454 s, 121 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0098296 s, 107 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0244345 s, 42.9 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, 0.0295373 s, 35.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00763297 s, 137 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0170024 s, 61.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0218556 s, 48.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0307933 s, 34.1 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0106851 s, 98.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00620395 s, 169 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0455431 s, 23.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00330573 s, 317 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0407151 s, 25.8 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-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, 4.92084 s, 21.3 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, 9.73978 s, 10.8 MB/s
Read runtime is 10 s, speed is 10.000000 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 192.168.201.17@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_oleg117-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.226164 s, 74.2 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, 0.0816094 s, 12.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0912007 s, 11.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0992283 s, 10.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.116069 s, 9.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0961253 s, 10.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.137213 s, 7.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.129415 s, 8.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.126998 s, 8.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.130656 s, 8.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.104912 s, 10.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.143086 s, 7.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.136469 s, 7.7 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, 0.126007 s, 8.3 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.13031 s, 8.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.13188 s, 8.0 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, 0.142634 s, 7.4 MB/s
ldlm.namespaces.lustre-OST0000-osc-ffff97aa84e8e000.lock_unused_count=1
ldlm.namespaces.lustre-OST0001-osc-ffff97aa84e8e000.lock_unused_count=1
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, 0.0116024 s, 90.4 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, 0.0273291 s, 38.4 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0124355 s, 84.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0124442 s, 84.3 MB/s1+0 records in
1+0 records out

1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0214819 s, 48.8 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0125011 s, 83.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0161301 s, 65.0 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, 0.021379 s, 49.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0200197 s, 52.4 MB/s1+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, 0.0193046 s, 54.3 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0211122 s, 49.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0237707 s, 44.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0237175 s, 44.2 MB/s
1+0 records in
1+0 records out

1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0270188 s, 38.8 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0247305 s, 42.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0254698 s, 41.2 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-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, 4.93594 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, 4.89929 s, 21.4 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_oleg117-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.246004 s, 68.2 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, 0.049783 s, 21.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0972953 s, 10.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.106344 s, 9.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.127216 s, 8.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.14225 s, 7.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.13324 s, 7.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.117983 s, 8.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.123464 s, 8.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.138302 s, 7.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.132183 s, 7.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.136464 s, 7.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.118859 s, 8.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.129122 s, 8.1 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.158739 s, 6.6 MB/s

1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.142574 s, 7.4 MB/s
running as uid/gid/euid/egid 500/500/500/500, groups: 500
 [declare] [-a] [pids_r]
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.139702 s, 7.5 MB/s
execvp fails running declare (13): Permission denied
ldlm.namespaces.lustre-OST0000-osc-ffff97aa84e8e000.lock_unused_count=1
ldlm.namespaces.lustre-OST0001-osc-ffff97aa84e8e000.lock_unused_count=5
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, 0.0117712 s, 89.1 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, 0.0226934 s, 46.2 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0206951 s, 50.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0181606 s, 57.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0268339 s, 39.1 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0225659 s, 46.5 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, 0.0222951 s, 47.0 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0214405 s, 48.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0216694 s, 48.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0199854 s, 52.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0249199 s, 42.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0276715 s, 37.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0262841 s, 39.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0263201 s, 39.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0278572 s, 37.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0272925 s, 38.4 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-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, 9.78601 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, 9.74963 s, 10.8 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, 4.88507 s, 21.5 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, 9.72989 s, 10.8 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_oleg117-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.156735 s, 107 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, 0.0336124 s, 31.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0481884 s, 21.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0597544 s, 17.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0800472 s, 13.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0860892 s, 12.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0862101 s, 12.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0807768 s, 13.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0616842 s, 17.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0958967 s, 10.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.113041 s, 9.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.11083 s, 9.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.127366 s, 8.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.120298 s, 8.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.132884 s, 7.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.13333 s, 7.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.132682 s, 7.9 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
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0163673 s, 64.1 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, 0.0197209 s, 53.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0163419 s, 64.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0166407 s, 63.0 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0225937 s, 46.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0185909 s, 56.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0179612 s, 58.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0232391 s, 45.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0161973 s, 64.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0160093 s, 65.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00693961 s, 151 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0225485 s, 46.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0232759 s, 45.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00383851 s, 273 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00388837 s, 270 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00370133 s, 283 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-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, 19.6392 s, 5.3 MB/s
Write runtime is 21 s, speed is 4.761904 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, 19.4326 s, 5.4 MB/s
Read runtime is 20 s, speed is 5.000000 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_oleg117-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.222077 s, 75.5 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, 0.0787235 s, 13.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.111981 s, 9.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.124165 s, 8.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.131491 s, 8.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.146439 s, 7.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.135747 s, 7.7 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.134333 s, 7.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.150042 s, 7.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.166322 s, 6.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.150744 s, 7.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.17794 s, 5.9 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, 0.191662 s, 5.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.180294 s, 5.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.166236 s, 6.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.210819 s, 5.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.19281 s, 5.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0187843 s, 55.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0127994 s, 81.9 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, 0.00478087 s, 219 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0162095 s, 64.7 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, 0.035329 s, 29.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.01448 s, 72.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.00299213 s, 350 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0033927 s, 309 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.031001 s, 33.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0578687 s, 18.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0400187 s, 26.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0574383 s, 18.3 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, 0.0138787 s, 75.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0109609 s, 95.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0164139 s, 63.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0177669 s, 59.0 MB/s
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-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, 4.91324 s, 21.3 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, 9.74974 s, 10.8 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_oleg117-client.virtnet] [bs=1M] [count=16]
16+0 records in
16+0 records out
16777216 bytes (17 MB, 16 MiB) copied, 0.179383 s, 93.5 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, 0.0343602 s, 30.5 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0522592 s, 20.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0620125 s, 16.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0783314 s, 13.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0888258 s, 11.8 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0901154 s, 11.6 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, 0.0699711 s, 15.0 MB/s1+0 records in
1+0 records out

1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0978407 s, 10.7 MB/s
ldlm.namespaces.lustre-OST0000-osc-ffff97aa84e8e000.lock_unused_count=4
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0865158 s, 12.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0519822 s, 20.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.105201 s, 10.0 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.125313 s, 8.4 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.110046 s, 9.5 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, 0.128086 s, 8.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.129105 s, 8.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.141241 s, 7.4 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, 0.021356 s, 49.1 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, 0.0176894 s, 59.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.043525 s, 24.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0398134 s, 26.3 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0376039 s, 27.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0162307 s, 64.6 MB/s1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0493936 s, 21.2 MB/s

1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0389706 s, 26.9 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0424733 s, 24.7 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0369908 s, 28.3 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0549564 s, 19.1 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0177416 s, 59.1 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, 0.0179086 s, 58.6 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0317972 s, 33.0 MB/s
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.012749 s, 82.2 MB/s
1+0 records in
1+0 records out
1048576 bytes (1.0 MB, 1.0 MiB) copied, 0.0341556 s, 30.7 MB/s
ldlm.namespaces.lustre-OST0001-osc-ffff97aa84e8e000.lock_unused_count=5
removed '/mnt/lustre/d77k.sanityn/nrs_r_oleg117-client.virtnet'
removed '/mnt/lustre/d77k.sanityn/nrs_w_oleg117-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, 9.7862 s, 10.7 MB/s
Write runtime is 10 s, speed is 10.000000 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, 9.7468 s, 10.8 MB/s
Read runtime is 10 s, speed is 10.000000 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, 9.74078 s, 10.8 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, 9.7351 s, 10.8 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