== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:24:38 (1786836278)
llite.lustre-ffff987b507d3800.statahead_max=1024
llite.lustre-ffff987b507d3800.statahead_batch_max=32
llite.lustre-ffff987b507d3800.statahead_min=64
llite.lustre-ffff987b507d3800.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 4.44 seconds: 225.09 ops/second
llite.lustre-ffff987b507d3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff987b507d3800.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:            1786836288.563425949 secs.nsecs
start_time:               1786836286.044463701 secs.nsecs
elapsed_time:             2.518962248 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         0   0   8
4:		         6   6  15
8:		        13  14  30
16:		         4   4  34
32:		        58  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:            1786836319.647734426 secs.nsecs
start_time:               1786836286.044463701 secs.nsecs
elapsed_time:             33.603270725 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         0   0  10
4:		         6   6  16
8:		        13  14  31
16:		         4   4  35
32:		        58  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 4.48 seconds: 222.97 ops/second
llite.lustre-ffff987b507d3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff987b507d3800.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:            1786836329.567521367 secs.nsecs
start_time:               1786836327.095664889 secs.nsecs
elapsed_time:             2.471856478 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         4   4  17
4:		         8   8  25
8:		        10  10  35
16:		         6   6  41
32:		        57  58 100
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:            1786836360.864481946 secs.nsecs
start_time:               1786836327.095664889 secs.nsecs
elapsed_time:             33.768817057 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  14  14
2:		         4   4  18
4:		         8   8  26
8:		        10  10  36
16:		         6   6  42
32:		        57  57 100
 - unlinked 0 (time 1786836365 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786836372 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff987b507d3800.enable_statahead_fname=1
llite.lustre-ffff987b507d3800.statahead_min=8
llite.lustre-ffff987b507d3800.statahead_batch_max=64
llite.lustre-ffff987b507d3800.statahead_max=128