== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:52:42 (1786755162)
llite.lustre-ffff8bac88962000.statahead_max=1024
llite.lustre-ffff8bac88962000.statahead_batch_max=32
llite.lustre-ffff8bac88962000.statahead_min=64
llite.lustre-ffff8bac88962000.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 9.65 seconds: 103.60 ops/second
llite.lustre-ffff8bac88962000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bac88962000.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:            1786755183.760833672 secs.nsecs
start_time:               1786755179.333529933 secs.nsecs
elapsed_time:             4.427303739 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		        10  11  24
8:		         5   5  29
16:		         2   2  32
32:		        59  67 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s 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:            1786755214.278537965 secs.nsecs
start_time:               1786755179.333529933 secs.nsecs
elapsed_time:             34.945008032 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		        10  11  25
8:		         5   5  30
16:		         2   2  32
32:		        59  67 100
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 6.96 seconds: 143.69 ops/second
llite.lustre-ffff8bac88962000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bac88962000.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:            1786755230.149159151 secs.nsecs
start_time:               1786755226.306436853 secs.nsecs
elapsed_time:             3.842722298 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  14  14
2:		         7   6  21
4:		         8   7  29
8:		        11  10  39
16:		         3   2  42
32:		        59  57 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s 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:            1786755261.644820028 secs.nsecs
start_time:               1786755226.306436853 secs.nsecs
elapsed_time:             35.338383175 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  15  15
2:		         7   6  22
4:		         8   7  29
8:		        11  10  40
16:		         3   2  43
32:		        59  56 100
 - unlinked 0 (time 1786755269 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786755281 ; total 1 ; last 1)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff8bac88962000.enable_statahead_fname=1
llite.lustre-ffff8bac88962000.statahead_min=8
llite.lustre-ffff8bac88962000.statahead_batch_max=64
llite.lustre-ffff8bac88962000.statahead_max=128