== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:47:38 (1786758458)
llite.lustre-ffff9b3206460800.statahead_max=1024
llite.lustre-ffff9b3206460800.statahead_batch_max=32
llite.lustre-ffff9b3206460800.statahead_min=64
llite.lustre-ffff9b3206460800.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 5.39 seconds: 185.59 ops/second
llite.lustre-ffff9b3206460800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b3206460800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b3206460800.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:            1786758472.695331295 secs.nsecs
start_time:               1786758468.932069115 secs.nsecs
elapsed_time:             3.763262180 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         9  10  19
8:		        10  11  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1786758472.695388441 secs.nsecs
start_time:               1786758468.932134035 secs.nsecs
elapsed_time:             3.763254406 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786758503.097302546 secs.nsecs
start_time:               1786758468.932069115 secs.nsecs
elapsed_time:             34.165233431 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         9  10  20
8:		        10  11  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1786758503.097368634 secs.nsecs
start_time:               1786758468.932134035 secs.nsecs
elapsed_time:             34.165234599 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 5.24 seconds: 190.93 ops/second
llite.lustre-ffff9b3206460800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b3206460800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b3206460800.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:            1786758516.179069204 secs.nsecs
start_time:               1786758512.995187569 secs.nsecs
elapsed_time:             3.183881635 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         4   5   8
8:		         8  10  18
16:		         7   8  27
32:		        58  72 100
snapshot_time:            1786758516.179143992 secs.nsecs
start_time:               1786758512.997451289 secs.nsecs
elapsed_time:             3.181692703 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: 994
miss_total: 1
snapshot_time:            1786758547.246687404 secs.nsecs
start_time:               1786758512.995187569 secs.nsecs
elapsed_time:             34.251499835 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         4   4   9
8:		         8   9  19
16:		         7   8  28
32:		        58  71 100
snapshot_time:            1786758547.246873699 secs.nsecs
start_time:               1786758512.997451289 secs.nsecs
elapsed_time:             34.249422410 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786758554 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786758563 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9b3206460800.enable_statahead_fname=1
llite.lustre-ffff9b3206460800.statahead_min=8
llite.lustre-ffff9b3206460800.statahead_batch_max=64
llite.lustre-ffff9b3206460800.statahead_max=128