== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:43:37 (1788878617)
llite.lustre-ffff92e7b8edb800.statahead_max=1024
llite.lustre-ffff92e7b8edb800.statahead_batch_max=32
llite.lustre-ffff92e7b8edb800.statahead_min=64
llite.lustre-ffff92e7b8edb800.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 3.65 seconds: 274.11 ops/second
llite.lustre-ffff92e7b8edb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92e7b8edb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92e7b8edb800.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:            1788878625.403659672 secs.nsecs
start_time:               1788878623.358204778 secs.nsecs
elapsed_time:             2.045454894 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   7
4:		         9  10  17
8:		         7   8  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1788878625.403710335 secs.nsecs
start_time:               1788878623.358283422 secs.nsecs
elapsed_time:             2.045426913 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788878655.947865744 secs.nsecs
start_time:               1788878623.358204778 secs.nsecs
elapsed_time:             32.589660966 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         1   1   8
4:		         9  10  18
8:		         7   8  26
16:		         4   4  31
32:		        59  68 100
snapshot_time:            1788878655.947933005 secs.nsecs
start_time:               1788878623.358283422 secs.nsecs
elapsed_time:             32.589649583 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 1.92 seconds: 521.96 ops/second
llite.lustre-ffff92e7b8edb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92e7b8edb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92e7b8edb800.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:            1788878661.950731711 secs.nsecs
start_time:               1788878659.924527224 secs.nsecs
elapsed_time:             2.026204487 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		         4   4  16
8:		         3   3  19
16:		        10  11  31
32:		        59  68 100
snapshot_time:            1788878661.950848333 secs.nsecs
start_time:               1788878659.924610467 secs.nsecs
elapsed_time:             2.026237866 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:            1788878692.471928949 secs.nsecs
start_time:               1788878659.924527224 secs.nsecs
elapsed_time:             32.547401725 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		         4   4  17
8:		         3   3  20
16:		        10  11  32
32:		        59  67 100
snapshot_time:            1788878692.472000193 secs.nsecs
start_time:               1788878659.924610467 secs.nsecs
elapsed_time:             32.547389726 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788878696 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1788878699 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff92e7b8edb800.enable_statahead_fname=1
llite.lustre-ffff92e7b8edb800.statahead_min=8
llite.lustre-ffff92e7b8edb800.statahead_batch_max=64
llite.lustre-ffff92e7b8edb800.statahead_max=128