== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:43:01 (1786196581)
llite.lustre-ffff924e96d4c800.statahead_max=1024
llite.lustre-ffff924e96d4c800.statahead_batch_max=32
llite.lustre-ffff924e96d4c800.statahead_min=64
llite.lustre-ffff924e96d4c800.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 1.90 seconds: 525.10 ops/second
llite.lustre-ffff924e96d4c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff924e96d4c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff924e96d4c800.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:            1786196586.692273719 secs.nsecs
start_time:               1786196584.662967235 secs.nsecs
elapsed_time:             2.029306484 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		        20  23  26
8:		         1   1  27
16:		         2   2  29
32:		        59  70 100
snapshot_time:            1786196586.692333249 secs.nsecs
start_time:               1786196584.663044993 secs.nsecs
elapsed_time:             2.029288256 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: 994
miss_total: 1
snapshot_time:            1786196617.476520063 secs.nsecs
start_time:               1786196584.662967235 secs.nsecs
elapsed_time:             32.813552828 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		        20  23  27
8:		         1   1  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1786196617.476590989 secs.nsecs
start_time:               1786196584.663044993 secs.nsecs
elapsed_time:             32.813545996 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 2.01 seconds: 496.89 ops/second
llite.lustre-ffff924e96d4c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff924e96d4c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff924e96d4c800.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:            1786196624.084819074 secs.nsecs
start_time:               1786196621.667819737 secs.nsecs
elapsed_time:             2.416999337 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  12  12
2:		         6   6  18
4:		         4   4  22
8:		        12  12  35
16:		         5   5  40
32:		        57  59 100
snapshot_time:            1786196624.084867084 secs.nsecs
start_time:               1786196621.667875380 secs.nsecs
elapsed_time:             2.416991704 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1786196654.974134574 secs.nsecs
start_time:               1786196621.667819737 secs.nsecs
elapsed_time:             33.306314837 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         6   6  19
4:		         4   4  23
8:		        12  12  36
16:		         5   5  41
32:		        57  58 100
snapshot_time:            1786196654.974180034 secs.nsecs
start_time:               1786196621.667875380 secs.nsecs
elapsed_time:             33.306304654 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786196658 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786196661 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff924e96d4c800.enable_statahead_fname=1
llite.lustre-ffff924e96d4c800.statahead_min=8
llite.lustre-ffff924e96d4c800.statahead_batch_max=64
llite.lustre-ffff924e96d4c800.statahead_max=128