== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:21:08 (1787851268)
llite.lustre-ffff8c15118fc000.statahead_max=1024
llite.lustre-ffff8c15118fc000.statahead_batch_max=32
llite.lustre-ffff8c15118fc000.statahead_min=64
llite.lustre-ffff8c15118fc000.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 4.83 seconds: 207.25 ops/second
llite.lustre-ffff8c15118fc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c15118fc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c15118fc000.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:            1787851283.277838436 secs.nsecs
start_time:               1787851279.349247082 secs.nsecs
elapsed_time:             3.928591354 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         6   6  17
4:		         6   6  24
8:		         5   5  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787851283.277902619 secs.nsecs
start_time:               1787851279.349302342 secs.nsecs
elapsed_time:             3.928600277 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:            1787851314.845766889 secs.nsecs
start_time:               1787851279.349247082 secs.nsecs
elapsed_time:             35.496519807 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         6   6  18
4:		         6   6  25
8:		         5   5  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787851314.846000456 secs.nsecs
start_time:               1787851279.349302342 secs.nsecs
elapsed_time:             35.496698114 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 5.80 seconds: 172.36 ops/second
llite.lustre-ffff8c15118fc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c15118fc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c15118fc000.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:            1787851331.887671531 secs.nsecs
start_time:               1787851327.836464735 secs.nsecs
elapsed_time:             4.051206796 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   5   8
4:		         2   2  11
8:		         5   6  17
16:		         7   8  26
32:		        59  73 100
snapshot_time:            1787851331.887729406 secs.nsecs
start_time:               1787851327.836608794 secs.nsecs
elapsed_time:             4.051120612 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: 994
miss_total: 1
snapshot_time:            1787851363.206892613 secs.nsecs
start_time:               1787851327.836464735 secs.nsecs
elapsed_time:             35.370427878 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         2   2  12
8:		         5   6  18
16:		         7   8  27
32:		        59  72 100
snapshot_time:            1787851363.206948214 secs.nsecs
start_time:               1787851327.836608794 secs.nsecs
elapsed_time:             35.370339420 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787851371 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787851380 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8c15118fc000.enable_statahead_fname=1
llite.lustre-ffff8c15118fc000.statahead_min=8
llite.lustre-ffff8c15118fc000.statahead_batch_max=64
llite.lustre-ffff8c15118fc000.statahead_max=128