== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:36:30 (1786761390)
llite.lustre-ffff9319f5dda000.statahead_max=1024
llite.lustre-ffff9319f5dda000.statahead_batch_max=32
llite.lustre-ffff9319f5dda000.statahead_min=64
llite.lustre-ffff9319f5dda000.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 6.07 seconds: 164.79 ops/second
llite.lustre-ffff9319f5dda000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9319f5dda000.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:            1786761406.112921887 secs.nsecs
start_time:               1786761402.419905887 secs.nsecs
elapsed_time:             3.693016000 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        12  13  24
8:		         6   6  31
16:		         3   3  34
32:		        59  65 100
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:            1786761437.368514548 secs.nsecs
start_time:               1786761402.419905887 secs.nsecs
elapsed_time:             34.948608661 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        12  13  25
8:		         6   6  31
16:		         3   3  35
32:		        59  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 6.31 seconds: 158.58 ops/second
llite.lustre-ffff9319f5dda000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9319f5dda000.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:            1786761453.290344100 secs.nsecs
start_time:               1786761449.787687500 secs.nsecs
elapsed_time:             3.502656600 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         6   7  12
8:		         9  10  22
16:		         5   6  28
32:		        59  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:            1786761484.245227836 secs.nsecs
start_time:               1786761449.787687500 secs.nsecs
elapsed_time:             34.457540336 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		         6   7  13
8:		         9  10  23
16:		         5   5  29
32:		        59  70 100
 - unlinked 0 (time 1786761494 ; total 1 ; last 1)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1786761505 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9319f5dda000.enable_statahead_fname=1
llite.lustre-ffff9319f5dda000.statahead_min=8
llite.lustre-ffff9319f5dda000.statahead_batch_max=64
llite.lustre-ffff9319f5dda000.statahead_max=128