== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:28:36 (1786426116)
llite.lustre-ffff88ac51117000.statahead_max=1024
llite.lustre-ffff88ac51117000.statahead_batch_max=32
llite.lustre-ffff88ac51117000.statahead_min=64
llite.lustre-ffff88ac51117000.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 5.91 seconds: 169.14 ops/second
llite.lustre-ffff88ac51117000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88ac51117000.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:            1786426132.430820574 secs.nsecs
start_time:               1786426128.063902431 secs.nsecs
elapsed_time:             4.366918143 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		         8   9  20
8:		         4   4  25
16:		         1   1  26
32:		        60  73 100
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:            1786426163.133192644 secs.nsecs
start_time:               1786426128.063902431 secs.nsecs
elapsed_time:             35.069290213 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  12
4:		         8   9  21
8:		         4   4  26
16:		         1   1  27
32:		        60  72 100
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 7.25 seconds: 137.94 ops/second
llite.lustre-ffff88ac51117000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88ac51117000.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:            1786426180.240803658 secs.nsecs
start_time:               1786426176.184782134 secs.nsecs
elapsed_time:             4.056021524 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   7
4:		         3   3  10
8:		         7   8  19
16:		        10  11  30
32:		        58  69 100
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: 994
miss_total: 1
snapshot_time:            1786426210.821155993 secs.nsecs
start_time:               1786426176.184782134 secs.nsecs
elapsed_time:             34.636373859 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         3   3  11
8:		         7   8  20
16:		        10  11  31
32:		        58  68 100
 - unlinked 0 (time 1786426221 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786426232 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff88ac51117000.enable_statahead_fname=1
llite.lustre-ffff88ac51117000.statahead_min=8
llite.lustre-ffff88ac51117000.statahead_batch_max=64
llite.lustre-ffff88ac51117000.statahead_max=128