== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:27:48 (1786314468)
llite.lustre-ffff921a10acb000.statahead_max=1024
llite.lustre-ffff921a10acb000.statahead_batch_max=32
llite.lustre-ffff921a10acb000.statahead_min=64
llite.lustre-ffff921a10acb000.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 7.28 seconds: 137.34 ops/second
llite.lustre-ffff921a10acb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff921a10acb000.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:            1786314485.700018482 secs.nsecs
start_time:               1786314481.457700918 secs.nsecs
elapsed_time:             4.242317564 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         4   4   5
4:		        15  17  22
8:		         5   5  28
16:		         3   3  32
32:		        59  67 100
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:            1786314516.601334095 secs.nsecs
start_time:               1786314481.457700918 secs.nsecs
elapsed_time:             35.143633177 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   6
4:		        15  17  23
8:		         5   5  29
16:		         3   3  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 7.07 seconds: 141.46 ops/second
llite.lustre-ffff921a10acb000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff921a10acb000.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:            1786314534.585157472 secs.nsecs
start_time:               1786314529.054610246 secs.nsecs
elapsed_time:             5.530547226 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  10
4:		        10  10  21
8:		         9   9  31
16:		         4   4  36
32:		        58  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: 994
miss_total: 1
snapshot_time:            1786314565.447535261 secs.nsecs
start_time:               1786314529.054610246 secs.nsecs
elapsed_time:             36.392925015 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         4   4  11
4:		        10  10  22
8:		         9   9  32
16:		         4   4  36
32:		        58  63 100
 - unlinked 0 (time 1786314574 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1786314587 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff921a10acb000.enable_statahead_fname=1
llite.lustre-ffff921a10acb000.statahead_min=8
llite.lustre-ffff921a10acb000.statahead_batch_max=64
llite.lustre-ffff921a10acb000.statahead_max=128