== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:27:54 (1788938874)
llite.lustre-ffff8a7582ce3800.statahead_max=1024
llite.lustre-ffff8a7582ce3800.statahead_batch_max=32
llite.lustre-ffff8a7582ce3800.statahead_min=64
llite.lustre-ffff8a7582ce3800.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 6.90 seconds: 145.03 ops/second
llite.lustre-ffff8a7582ce3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a7582ce3800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a7582ce3800.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:            1788938892.864133061 secs.nsecs
start_time:               1788938887.900793156 secs.nsecs
elapsed_time:             4.963339905 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         4   4  13
4:		        10  11  25
8:		         4   4  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1788938892.865312715 secs.nsecs
start_time:               1788938887.900880007 secs.nsecs
elapsed_time:             4.964432708 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 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:            1788938924.066614284 secs.nsecs
start_time:               1788938887.900793156 secs.nsecs
elapsed_time:             36.165821128 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         4   4  14
4:		        10  11  26
8:		         4   4  30
16:		         0   0  30
32:		        61  69 100
snapshot_time:            1788938924.066689648 secs.nsecs
start_time:               1788938887.900880007 secs.nsecs
elapsed_time:             36.165809641 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 6.50 seconds: 153.83 ops/second
llite.lustre-ffff8a7582ce3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a7582ce3800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a7582ce3800.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:            1788938940.322915513 secs.nsecs
start_time:               1788938936.477542123 secs.nsecs
elapsed_time:             3.845373390 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         2   2   8
4:		         7   7  16
8:		         9  10  26
16:		         7   7  34
32:		        58  65 100
snapshot_time:            1788938940.322983404 secs.nsecs
start_time:               1788938936.477660034 secs.nsecs
elapsed_time:             3.845323370 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:            1788938971.069311006 secs.nsecs
start_time:               1788938936.477542123 secs.nsecs
elapsed_time:             34.591768883 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         2   2  10
4:		         7   7  17
8:		         9  10  27
16:		         7   7  35
32:		        58  64 100
snapshot_time:            1788938971.069964716 secs.nsecs
start_time:               1788938936.477660034 secs.nsecs
elapsed_time:             34.592304682 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788938980 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788938990 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8a7582ce3800.enable_statahead_fname=1
llite.lustre-ffff8a7582ce3800.statahead_min=8
llite.lustre-ffff8a7582ce3800.statahead_batch_max=64
llite.lustre-ffff8a7582ce3800.statahead_max=128