== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:18:52 (1787570332)
llite.lustre-ffff9ca943f62800.statahead_max=1024
llite.lustre-ffff9ca943f62800.statahead_batch_max=32
llite.lustre-ffff9ca943f62800.statahead_min=64
llite.lustre-ffff9ca943f62800.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 5.32 seconds: 187.91 ops/second
llite.lustre-ffff9ca943f62800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ca943f62800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ca943f62800.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:            1787570347.213370688 secs.nsecs
start_time:               1787570343.549299867 secs.nsecs
elapsed_time:             3.664070821 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   7  11
4:		         7   8  20
8:		         4   4  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1787570347.213435471 secs.nsecs
start_time:               1787570343.549376489 secs.nsecs
elapsed_time:             3.664058982 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
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: 993
miss_total: 2
snapshot_time:            1787570378.378975767 secs.nsecs
start_time:               1787570343.549299867 secs.nsecs
elapsed_time:             34.829675900 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   7  12
4:		         7   8  21
8:		         4   4  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1787570378.379041621 secs.nsecs
start_time:               1787570343.549376489 secs.nsecs
elapsed_time:             34.829665132 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
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 5.16 seconds: 193.85 ops/second
llite.lustre-ffff9ca943f62800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ca943f62800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ca943f62800.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:            1787570390.855633362 secs.nsecs
start_time:               1787570387.800763655 secs.nsecs
elapsed_time:             3.054869707 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         3   3  11
8:		        10  11  23
16:		         6   7  30
32:		        59  69 100
snapshot_time:            1787570390.855695900 secs.nsecs
start_time:               1787570387.800970400 secs.nsecs
elapsed_time:             3.054725500 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787570421.845706276 secs.nsecs
start_time:               1787570387.800763655 secs.nsecs
elapsed_time:             34.044942621 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         2   2   9
4:		         3   3  12
8:		        10  11  24
16:		         6   6  31
32:		        59  68 100
snapshot_time:            1787570421.855668458 secs.nsecs
start_time:               1787570387.800970400 secs.nsecs
elapsed_time:             34.054698058 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787570429 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1787570436 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9ca943f62800.enable_statahead_fname=1
llite.lustre-ffff9ca943f62800.statahead_min=8
llite.lustre-ffff9ca943f62800.statahead_batch_max=64
llite.lustre-ffff9ca943f62800.statahead_max=128