== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:40:22 (1786358422)
llite.lustre-ffff8b6de90ca000.statahead_max=1024
llite.lustre-ffff8b6de90ca000.statahead_batch_max=32
llite.lustre-ffff8b6de90ca000.statahead_min=64
llite.lustre-ffff8b6de90ca000.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 1.74 seconds: 575.89 ops/second
llite.lustre-ffff8b6de90ca000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b6de90ca000.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:            1786358428.061807641 secs.nsecs
start_time:               1786358426.229215748 secs.nsecs
elapsed_time:             1.832591893 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        17  19  28
8:		         2   2  30
16:		         1   1  31
32:		        60  68 100
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:            1786358459.227097559 secs.nsecs
start_time:               1786358426.229215748 secs.nsecs
elapsed_time:             32.997881811 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		        17  19  29
8:		         2   2  31
16:		         1   1  32
32:		        60  67 100
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 1.06 seconds: 947.39 ops/second
llite.lustre-ffff8b6de90ca000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b6de90ca000.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:            1786358463.550350805 secs.nsecs
start_time:               1786358461.991810506 secs.nsecs
elapsed_time:             1.558540299 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        19  18  18
2:		         1   0  19
4:		         6   5  25
8:		        16  15  41
16:		         2   1  43
32:		        58  56 100
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:            1786358494.734876210 secs.nsecs
start_time:               1786358461.991810506 secs.nsecs
elapsed_time:             32.743065704 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  19  19
2:		         1   0  20
4:		         6   5  26
8:		        16  15  41
16:		         2   1  43
32:		        58  56 100
 - unlinked 0 (time 1786358497 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1786358499 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff8b6de90ca000.enable_statahead_fname=1
llite.lustre-ffff8b6de90ca000.statahead_min=8
llite.lustre-ffff8b6de90ca000.statahead_batch_max=64
llite.lustre-ffff8b6de90ca000.statahead_max=128