== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:37:10 (1789274230)
llite.lustre-ffff9543c9f17000.statahead_max=1024
llite.lustre-ffff9543c9f17000.statahead_batch_max=32
llite.lustre-ffff9543c9f17000.statahead_min=64
llite.lustre-ffff9543c9f17000.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 8.47 seconds: 118.02 ops/second
llite.lustre-ffff9543c9f17000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9543c9f17000.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:            1789274250.346772891 secs.nsecs
start_time:               1789274246.135200320 secs.nsecs
elapsed_time:             4.211572571 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         6   7  16
8:		         7   8  25
16:		         3   3  28
32:		        60  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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1789274281.696845717 secs.nsecs
start_time:               1789274246.135200320 secs.nsecs
elapsed_time:             35.561645397 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         6   7  17
8:		         7   8  25
16:		         3   3  29
32:		        60  70 100
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 911 (time 1789274296.90 total 10.01 last 91.03)
total: 1000 create in 10.91 seconds: 91.69 ops/second
llite.lustre-ffff9543c9f17000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9543c9f17000.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:            1789274303.074410379 secs.nsecs
start_time:               1789274300.368293217 secs.nsecs
elapsed_time:             2.706117162 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		         4   4  15
8:		         5   5  21
16:		         6   7  28
32:		        60  71 100
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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1789274334.098508935 secs.nsecs
start_time:               1789274300.368293217 secs.nsecs
elapsed_time:             33.730215718 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		         4   4  16
8:		         5   5  22
16:		         6   7  29
32:		        60  70 100
 - unlinked 0 (time 1789274342 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1789274354 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff9543c9f17000.enable_statahead_fname=1
llite.lustre-ffff9543c9f17000.statahead_min=8
llite.lustre-ffff9543c9f17000.statahead_batch_max=64
llite.lustre-ffff9543c9f17000.statahead_max=128