== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:20:22 (1783146022)
llite.lustre-ffff9f323eba4800.statahead_max=1024
llite.lustre-ffff9f323eba4800.statahead_batch_max=32
llite.lustre-ffff9f323eba4800.statahead_min=64
llite.lustre-ffff9f323eba4800.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 1.37 seconds: 728.97 ops/second
llite.lustre-ffff9f323eba4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f323eba4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f323eba4800.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:            1783146029.016458212 secs.nsecs
start_time:               1783146026.191460607 secs.nsecs
elapsed_time:             2.824997605 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		        18  20  26
8:		         3   3  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1783146029.016515932 secs.nsecs
start_time:               1783146026.191523423 secs.nsecs
elapsed_time:             2.824992509 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1783146060.323698341 secs.nsecs
start_time:               1783146026.191460607 secs.nsecs
elapsed_time:             34.132237734 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   6
4:		        18  20  27
8:		         3   3  30
16:		         0   0  30
32:		        61  69 100
snapshot_time:            1783146060.323783142 secs.nsecs
start_time:               1783146026.191523423 secs.nsecs
elapsed_time:             34.132259719 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 1.02 seconds: 979.63 ops/second
llite.lustre-ffff9f323eba4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f323eba4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f323eba4800.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:            1783146065.896236644 secs.nsecs
start_time:               1783146063.131698938 secs.nsecs
elapsed_time:             2.764537706 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  13  13
2:		         6   5  19
4:		         2   1  21
8:		        19  18  40
16:		         5   4  45
32:		        56  54 100
snapshot_time:            1783146065.896373547 secs.nsecs
start_time:               1783146063.131770045 secs.nsecs
elapsed_time:             2.764603502 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:            1783146097.330529661 secs.nsecs
start_time:               1783146063.131698938 secs.nsecs
elapsed_time:             34.198830723 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  14  14
2:		         6   5  20
4:		         2   1  22
8:		        19  18  40
16:		         5   4  45
32:		        56  54 100
snapshot_time:            1783146097.330600294 secs.nsecs
start_time:               1783146063.131770045 secs.nsecs
elapsed_time:             34.198830249 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1783146100 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1783146104 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff9f323eba4800.enable_statahead_fname=1
llite.lustre-ffff9f323eba4800.statahead_min=8
llite.lustre-ffff9f323eba4800.statahead_batch_max=64
llite.lustre-ffff9f323eba4800.statahead_max=128