== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:04:52 (1788653092)
llite.lustre-ffff9c67f4f76800.statahead_max=1024
llite.lustre-ffff9c67f4f76800.statahead_batch_max=32
llite.lustre-ffff9c67f4f76800.statahead_min=64
llite.lustre-ffff9c67f4f76800.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 6.05 seconds: 165.41 ops/second
llite.lustre-ffff9c67f4f76800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c67f4f76800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c67f4f76800.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:            1788653108.836159357 secs.nsecs
start_time:               1788653104.747150074 secs.nsecs
elapsed_time:             4.089009283 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         5   5  15
8:		        10  11  27
16:		         3   3  30
32:		        59  69 100
snapshot_time:            1788653108.839824467 secs.nsecs
start_time:               1788653104.747478459 secs.nsecs
elapsed_time:             4.092346008 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 ''
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:            1788653139.500466340 secs.nsecs
start_time:               1788653104.747150074 secs.nsecs
elapsed_time:             34.753316266 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   6  10
4:		         5   5  16
8:		        10  11  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1788653139.500623425 secs.nsecs
start_time:               1788653104.747478459 secs.nsecs
elapsed_time:             34.753144966 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 6.28 seconds: 159.36 ops/second
llite.lustre-ffff9c67f4f76800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9c67f4f76800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c67f4f76800.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:            1788653154.392664275 secs.nsecs
start_time:               1788653151.026947378 secs.nsecs
elapsed_time:             3.365716897 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   2   2
4:		         2   2   5
8:		        11  13  18
16:		         7   8  27
32:		        58  72 100
snapshot_time:            1788653154.392818424 secs.nsecs
start_time:               1788653151.027099921 secs.nsecs
elapsed_time:             3.365718503 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788653185.605182102 secs.nsecs
start_time:               1788653151.026947378 secs.nsecs
elapsed_time:             34.578234724 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		         2   2   6
8:		        11  13  19
16:		         7   8  28
32:		        58  71 100
snapshot_time:            1788653185.605265062 secs.nsecs
start_time:               1788653151.027099921 secs.nsecs
elapsed_time:             34.578165141 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788653193 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788653203 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9c67f4f76800.enable_statahead_fname=1
llite.lustre-ffff9c67f4f76800.statahead_min=8
llite.lustre-ffff9c67f4f76800.statahead_batch_max=64
llite.lustre-ffff9c67f4f76800.statahead_max=128