== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:14:38 (1786947278)
llite.lustre-ffff8e6bf33df800.statahead_max=1024
llite.lustre-ffff8e6bf33df800.statahead_batch_max=32
llite.lustre-ffff8e6bf33df800.statahead_min=64
llite.lustre-ffff8e6bf33df800.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 7.30 seconds: 137.03 ops/second
llite.lustre-ffff8e6bf33df800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e6bf33df800.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:            1786947297.235663252 secs.nsecs
start_time:               1786947292.481830699 secs.nsecs
elapsed_time:             4.753832553 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         5   6  16
8:		         6   7  23
16:		         0   0  23
32:		        62  76 100
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:            1786947327.790440422 secs.nsecs
start_time:               1786947292.481830699 secs.nsecs
elapsed_time:             35.308609723 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         5   6  17
8:		         6   7  24
16:		         0   0  24
32:		        62  75 100
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 8.14 seconds: 122.81 ops/second
llite.lustre-ffff8e6bf33df800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e6bf33df800.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:            1786947345.814878626 secs.nsecs
start_time:               1786947342.110654752 secs.nsecs
elapsed_time:             3.704223874 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  11  11
2:		         7   7  19
4:		         6   6  25
8:		        10  10  36
16:		         0   0  36
32:		        60  63 100
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: 995
miss_total: 0
snapshot_time:            1786947377.303996587 secs.nsecs
start_time:               1786947342.110654752 secs.nsecs
elapsed_time:             35.193341835 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  12  12
2:		         7   7  20
4:		         6   6  26
8:		        10  10  36
16:		         0   0  36
32:		        60  63 100
 - unlinked 0 (time 1786947388 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786947400 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8e6bf33df800.enable_statahead_fname=1
llite.lustre-ffff8e6bf33df800.statahead_min=8
llite.lustre-ffff8e6bf33df800.statahead_batch_max=64
llite.lustre-ffff8e6bf33df800.statahead_max=128