== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:56:31 (1782230191)
llite.lustre-ffff9b6a52c83000.statahead_max=1024
llite.lustre-ffff9b6a52c83000.statahead_batch_max=32
llite.lustre-ffff9b6a52c83000.statahead_min=64
llite.lustre-ffff9b6a52c83000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
 - create 927 (time 1782230206.27 total 10.01 last 92.57)
total: 1000 create in 10.89 seconds: 91.82 ops/second
llite.lustre-ffff9b6a52c83000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b6a52c83000.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:            1782230214.728320126 secs.nsecs
start_time:               1782230209.394355878 secs.nsecs
elapsed_time:             5.333964248 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   8  14
4:		         6   7  21
8:		         5   5  27
16:		         3   3  30
32:		        59  69 100
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:            1782230245.449892568 secs.nsecs
start_time:               1782230209.394355878 secs.nsecs
elapsed_time:             36.055536690 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   8  15
4:		         6   6  22
8:		         5   5  27
16:		         3   3  31
32:		        59  68 100
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 9.59 seconds: 104.32 ops/second
llite.lustre-ffff9b6a52c83000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b6a52c83000.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:            1782230266.821992601 secs.nsecs
start_time:               1782230262.643345930 secs.nsecs
elapsed_time:             4.178646671 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		         7   8  11
8:		         7   8  20
16:		         3   3  24
32:		        60  75 100
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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1782230297.283904927 secs.nsecs
start_time:               1782230262.643345930 secs.nsecs
elapsed_time:             34.640558997 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         7   8  12
8:		         7   8  21
16:		         3   3  25
32:		        60  75 100
 - unlinked 0 (time 1782230307 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
 - unlinked 0 (time 1782230322 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff9b6a52c83000.enable_statahead_fname=1
llite.lustre-ffff9b6a52c83000.statahead_min=8
llite.lustre-ffff9b6a52c83000.statahead_batch_max=64
llite.lustre-ffff9b6a52c83000.statahead_max=128