== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:15:27 (1789715727)
llite.lustre-ffff96a68fe19000.statahead_max=1024
llite.lustre-ffff96a68fe19000.statahead_batch_max=32
llite.lustre-ffff96a68fe19000.statahead_min=64
llite.lustre-ffff96a68fe19000.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 7.77 seconds: 128.71 ops/second
llite.lustre-ffff96a68fe19000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96a68fe19000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96a68fe19000.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:            1789715751.392832797 secs.nsecs
start_time:               1789715747.215849218 secs.nsecs
elapsed_time:             4.176983579 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         6   7  14
8:		         7   8  22
16:		         4   4  27
32:		        60  72 100
snapshot_time:            1789715751.392896118 secs.nsecs
start_time:               1789715747.215919093 secs.nsecs
elapsed_time:             4.176977025 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
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:            1789715782.023833995 secs.nsecs
start_time:               1789715747.215849218 secs.nsecs
elapsed_time:             34.807984777 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         6   7  15
8:		         7   8  23
16:		         4   4  28
32:		        60  71 100
snapshot_time:            1789715782.024030875 secs.nsecs
start_time:               1789715747.215919093 secs.nsecs
elapsed_time:             34.808111782 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
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 4.46 seconds: 223.98 ops/second
llite.lustre-ffff96a68fe19000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff96a68fe19000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96a68fe19000.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:            1789715793.136041855 secs.nsecs
start_time:               1789715790.497924995 secs.nsecs
elapsed_time:             2.638116860 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         3   3   9
8:		         7   8  18
16:		         6   7  25
32:		        60  74 100
snapshot_time:            1789715793.136103788 secs.nsecs
start_time:               1789715790.498035507 secs.nsecs
elapsed_time:             2.638068281 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
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:            1789715824.007831440 secs.nsecs
start_time:               1789715790.497924995 secs.nsecs
elapsed_time:             33.509906445 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         3   3  10
8:		         7   8  19
16:		         6   7  26
32:		        60  73 100
snapshot_time:            1789715824.007883609 secs.nsecs
start_time:               1789715790.498035507 secs.nsecs
elapsed_time:             33.509848102 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789715829 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1789715836 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
llite.lustre-ffff96a68fe19000.enable_statahead_fname=1
llite.lustre-ffff96a68fe19000.statahead_min=8
llite.lustre-ffff96a68fe19000.statahead_batch_max=64
llite.lustre-ffff96a68fe19000.statahead_max=128