== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:41:12 (1786837272)
llite.lustre-ffff93a9240b1000.statahead_max=1024
llite.lustre-ffff93a9240b1000.statahead_batch_max=32
llite.lustre-ffff93a9240b1000.statahead_min=64
llite.lustre-ffff93a9240b1000.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 1.42 seconds: 706.18 ops/second
llite.lustre-ffff93a9240b1000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93a9240b1000.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:            1786837278.188118702 secs.nsecs
start_time:               1786837275.834481816 secs.nsecs
elapsed_time:             2.353636886 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		        22  24  30
8:		         2   2  32
16:		         0   0  32
32:		        60  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:            1786837309.464925658 secs.nsecs
start_time:               1786837275.834481816 secs.nsecs
elapsed_time:             33.630443842 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   6
4:		        22  24  31
8:		         2   2  33
16:		         0   0  33
32:		        60  66 100
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 1.63 seconds: 611.84 ops/second
llite.lustre-ffff93a9240b1000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93a9240b1000.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:            1786837315.493847490 secs.nsecs
start_time:               1786837312.983180433 secs.nsecs
elapsed_time:             2.510667057 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        30  25  25
2:		         3   2  28
4:		         6   5  33
8:		        16  13  47
16:		         3   2  50
32:		        58  50 100
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: 995
miss_total: 0
snapshot_time:            1786837346.825686299 secs.nsecs
start_time:               1786837312.983180433 secs.nsecs
elapsed_time:             33.842505866 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        31  26  26
2:		         3   2  29
4:		         6   5  34
8:		        16  13  47
16:		         3   2  50
32:		        58  49 100
 - unlinked 0 (time 1786837349 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786837352 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff93a9240b1000.enable_statahead_fname=1
llite.lustre-ffff93a9240b1000.statahead_min=8
llite.lustre-ffff93a9240b1000.statahead_batch_max=64
llite.lustre-ffff93a9240b1000.statahead_max=128