== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:20:21 (1787880021)
llite.lustre-ffff96747498a000.statahead_max=1024
llite.lustre-ffff96747498a000.statahead_batch_max=32
llite.lustre-ffff96747498a000.statahead_min=64
llite.lustre-ffff96747498a000.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 7.82 seconds: 127.80 ops/second
llite.lustre-ffff96747498a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96747498a000.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:            1787880038.873057192 secs.nsecs
start_time:               1787880035.275339432 secs.nsecs
elapsed_time:             3.597717760 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         8   9  19
8:		         7   8  27
16:		         0   0  27
32:		        60  72 100
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:            1787880069.172922376 secs.nsecs
start_time:               1787880035.275339432 secs.nsecs
elapsed_time:             33.897582944 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         8   9  20
8:		         7   8  28
16:		         0   0  28
32:		        60  71 100
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 5.97 seconds: 167.51 ops/second
llite.lustre-ffff96747498a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96747498a000.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:            1787880085.097698524 secs.nsecs
start_time:               1787880080.938645266 secs.nsecs
elapsed_time:             4.159053258 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   5
4:		         3   4   9
8:		         2   2  12
16:		         6   8  20
32:		        60  80 100
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:            1787880116.574683633 secs.nsecs
start_time:               1787880080.938645266 secs.nsecs
elapsed_time:             35.636038367 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         3   3  10
8:		         2   2  13
16:		         6   7  21
32:		        60  78 100
 - unlinked 0 (time 1787880124 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787880134 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff96747498a000.enable_statahead_fname=1
llite.lustre-ffff96747498a000.statahead_min=8
llite.lustre-ffff96747498a000.statahead_batch_max=64
llite.lustre-ffff96747498a000.statahead_max=128