== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:51:51 (1788493911)
llite.lustre-ffff92ce54cee800.statahead_max=1024
llite.lustre-ffff92ce54cee800.statahead_batch_max=32
llite.lustre-ffff92ce54cee800.statahead_min=64
llite.lustre-ffff92ce54cee800.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 7.97 seconds: 125.45 ops/second
llite.lustre-ffff92ce54cee800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92ce54cee800.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:            1788493930.393318103 secs.nsecs
start_time:               1788493925.336880662 secs.nsecs
elapsed_time:             5.056437441 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		        12  13  18
4:		         9   9  28
8:		         6   6  34
16:		         0   0  34
32:		        60  65 100
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:            1788493961.663089714 secs.nsecs
start_time:               1788493925.336880662 secs.nsecs
elapsed_time:             36.326209052 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		        12  12  19
4:		         9   9  29
8:		         6   6  35
16:		         0   0  35
32:		        60  64 100
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 7.27 seconds: 137.56 ops/second
llite.lustre-ffff92ce54cee800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92ce54cee800.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:            1788493978.026520476 secs.nsecs
start_time:               1788493974.670576897 secs.nsecs
elapsed_time:             3.355943579 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9   9   9
2:		         4   4  14
4:		         7   7  21
8:		         6   6  28
16:		         9   9  38
32:		        57  61 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788494008.858807726 secs.nsecs
start_time:               1788493974.670576897 secs.nsecs
elapsed_time:             34.188230829 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         4   4  15
4:		         7   7  22
8:		         6   6  29
16:		         9   9  38
32:		        57  61 100
 - unlinked 0 (time 1788494018 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788494029 ; total 1 ; last 1)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff92ce54cee800.enable_statahead_fname=1
llite.lustre-ffff92ce54cee800.statahead_min=8
llite.lustre-ffff92ce54cee800.statahead_batch_max=64
llite.lustre-ffff92ce54cee800.statahead_max=128