== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:35:34 (1786642534)
llite.lustre-ffff9d640547e000.statahead_max=1024
llite.lustre-ffff9d640547e000.statahead_batch_max=32
llite.lustre-ffff9d640547e000.statahead_min=64
llite.lustre-ffff9d640547e000.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 7.27 seconds: 137.47 ops/second
llite.lustre-ffff9d640547e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d640547e000.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:            1786642552.124187899 secs.nsecs
start_time:               1786642547.823485032 secs.nsecs
elapsed_time:             4.300702867 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   6   8
4:		         7   8  17
8:		         7   8  25
16:		         0   0  25
32:		        61  74 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786642583.150463170 secs.nsecs
start_time:               1786642547.823485032 secs.nsecs
elapsed_time:             35.326978138 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   6   9
4:		         7   8  18
8:		         7   8  26
16:		         0   0  26
32:		        61  73 100
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 7.40 seconds: 135.14 ops/second
llite.lustre-ffff9d640547e000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d640547e000.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:            1786642598.678555058 secs.nsecs
start_time:               1786642595.381092025 secs.nsecs
elapsed_time:             3.297463033 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  19  19
2:		         3   2  22
4:		         7   6  29
8:		        10   9  39
16:		         2   1  41
32:		        60  58 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1786642629.107335453 secs.nsecs
start_time:               1786642595.381092025 secs.nsecs
elapsed_time:             33.726243428 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        21  20  20
2:		         3   2  23
4:		         7   6  30
8:		        10   9  39
16:		         2   1  41
32:		        60  58 100
 - unlinked 0 (time 1786642637 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1786642647 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9d640547e000.enable_statahead_fname=1
llite.lustre-ffff9d640547e000.statahead_min=8
llite.lustre-ffff9d640547e000.statahead_batch_max=64
llite.lustre-ffff9d640547e000.statahead_max=128