== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:28:30 (1788938910)
llite.lustre-ffff9d4b56639000.statahead_max=1024
llite.lustre-ffff9d4b56639000.statahead_batch_max=32
llite.lustre-ffff9d4b56639000.statahead_min=64
llite.lustre-ffff9d4b56639000.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 7.24 seconds: 138.15 ops/second
llite.lustre-ffff9d4b56639000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d4b56639000.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:            1788938930.156567651 secs.nsecs
start_time:               1788938924.414313788 secs.nsecs
elapsed_time:             5.742253863 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        10  12  21
8:		         2   2  24
16:		         2   2  26
32:		        61  73 100
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:            1788938961.284934295 secs.nsecs
start_time:               1788938924.414313788 secs.nsecs
elapsed_time:             36.870620507 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		        10  11  22
8:		         2   2  25
16:		         2   2  27
32:		        61  72 100
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
 - create 990 (time 1788938976.29 total 10.00 last 99.00)
total: 1000 create in 10.08 seconds: 99.20 ops/second
llite.lustre-ffff9d4b56639000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d4b56639000.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:            1788938982.446050156 secs.nsecs
start_time:               1788938979.047037886 secs.nsecs
elapsed_time:             3.399012270 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         4   4  10
8:		         8   9  20
16:		         6   7  28
32:		        59  71 100
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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788939014.109878421 secs.nsecs
start_time:               1788938979.047037886 secs.nsecs
elapsed_time:             35.062840535 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         4   4  12
8:		         8   9  21
16:		         6   7  28
32:		        59  71 100
 - unlinked 0 (time 1788939023 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
 - unlinked 0 (time 1788939039 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9d4b56639000.enable_statahead_fname=1
llite.lustre-ffff9d4b56639000.statahead_min=8
llite.lustre-ffff9d4b56639000.statahead_batch_max=64
llite.lustre-ffff9d4b56639000.statahead_max=128