== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:59:23 (1761109163)
llite.lustre-ffff8f662d8e2800.statahead_max=1024
llite.lustre-ffff8f662d8e2800.statahead_batch_max=32
llite.lustre-ffff8f662d8e2800.statahead_min=64
llite.lustre-ffff8f662d8e2800.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 1.62 seconds: 616.94 ops/second
llite.lustre-ffff8f662d8e2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f662d8e2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f662d8e2800.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1761109169.693480794 secs.nsecs
start_time:               1761107710.944920261 secs.nsecs
elapsed_time:             1458.748560533 secs.nsecs
subreqs_per_batch:
- subreqs: 1
  count: 2
  pct: 2
  cum_pct: 2
- subreqs: 4
  count: 23
  pct: 27
  cum_pct: 29
- subreqs: 32
  count: 60
  pct: 70
  cum_pct: 100
snapshot_time:            1761109169.693518429 secs.nsecs
start_time:               1761107710.951473628 secs.nsecs
elapsed_time:             1458.742044801 secs.nsecs
subreqs_per_batch:
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1761109201.065867108 secs.nsecs
start_time:               1761107710.944920261 secs.nsecs
elapsed_time:             1490.120946847 secs.nsecs
subreqs_per_batch:
- subreqs: 1
  count: 3
  pct: 3
  cum_pct: 3
- subreqs: 4
  count: 23
  pct: 26
  cum_pct: 30
- subreqs: 32
  count: 60
  pct: 69
  cum_pct: 100
snapshot_time:            1761109201.065910517 secs.nsecs
start_time:               1761107710.951473628 secs.nsecs
elapsed_time:             1490.114436889 secs.nsecs
subreqs_per_batch:
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 1.39 seconds: 720.27 ops/second
llite.lustre-ffff8f662d8e2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f662d8e2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f662d8e2800.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1761109206.688700019 secs.nsecs
start_time:               1761107710.944920261 secs.nsecs
elapsed_time:             1495.743779758 secs.nsecs
subreqs_per_batch:
- subreqs: 1
  count: 2
  pct: 2
  cum_pct: 2
- subreqs: 2
  count: 1
  pct: 1
  cum_pct: 3
- subreqs: 4
  count: 2
  pct: 2
  cum_pct: 5
- subreqs: 8
  count: 16
  pct: 19
  cum_pct: 25
- subreqs: 16
  count: 5
  pct: 5
  cum_pct: 30
- subreqs: 32
  count: 58
  pct: 69
  cum_pct: 100
snapshot_time:            1761109206.688746915 secs.nsecs
start_time:               1761107710.951473628 secs.nsecs
elapsed_time:             1495.737273287 secs.nsecs
subreqs_per_batch:
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1761109237.171265257 secs.nsecs
start_time:               1761107710.944920261 secs.nsecs
elapsed_time:             1526.226344996 secs.nsecs
subreqs_per_batch:
- subreqs: 1
  count: 3
  pct: 3
  cum_pct: 3
- subreqs: 2
  count: 1
  pct: 1
  cum_pct: 4
- subreqs: 4
  count: 2
  pct: 2
  cum_pct: 7
- subreqs: 8
  count: 16
  pct: 18
  cum_pct: 25
- subreqs: 16
  count: 5
  pct: 5
  cum_pct: 31
- subreqs: 32
  count: 58
  pct: 68
  cum_pct: 100
snapshot_time:            1761109237.171304912 secs.nsecs
start_time:               1761107710.951473628 secs.nsecs
elapsed_time:             1526.219831284 secs.nsecs
subreqs_per_batch:
 - unlinked 0 (time 1761109240 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1761109243 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff8f662d8e2800.enable_statahead_fname=1
llite.lustre-ffff8f662d8e2800.statahead_min=8
llite.lustre-ffff8f662d8e2800.statahead_batch_max=64
llite.lustre-ffff8f662d8e2800.statahead_max=128