== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:34:55 (1788755695)
llite.lustre-ffff999381ceb800.statahead_max=1024
llite.lustre-ffff999381ceb800.statahead_batch_max=32
llite.lustre-ffff999381ceb800.statahead_min=64
llite.lustre-ffff999381ceb800.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 6.31 seconds: 158.54 ops/second
llite.lustre-ffff999381ceb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff999381ceb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff999381ceb800.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:            1788755713.853343194 secs.nsecs
start_time:               1788755708.918931889 secs.nsecs
elapsed_time:             4.934411305 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         5   5  14
4:		        13  14  29
8:		         3   3  32
16:		         0   0  32
32:		        60  67 100
snapshot_time:            1788755713.853411280 secs.nsecs
start_time:               1788755708.919013489 secs.nsecs
elapsed_time:             4.934397791 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 ''
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:            1788755745.282633136 secs.nsecs
start_time:               1788755708.918931889 secs.nsecs
elapsed_time:             36.363701247 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         5   5  15
4:		        13  14  30
8:		         3   3  33
16:		         0   0  33
32:		        60  66 100
snapshot_time:            1788755745.282710042 secs.nsecs
start_time:               1788755708.919013489 secs.nsecs
elapsed_time:             36.363696553 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 6.70 seconds: 149.21 ops/second
llite.lustre-ffff999381ceb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff999381ceb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff999381ceb800.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:            1788755762.612849124 secs.nsecs
start_time:               1788755757.824399025 secs.nsecs
elapsed_time:             4.788450099 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         6   7  13
8:		         9  10  24
16:		         5   6  30
32:		        58  69 100
snapshot_time:            1788755762.612923291 secs.nsecs
start_time:               1788755757.824511403 secs.nsecs
elapsed_time:             4.788411888 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788755793.150039011 secs.nsecs
start_time:               1788755757.824399025 secs.nsecs
elapsed_time:             35.325639986 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         6   7  14
8:		         9  10  25
16:		         5   5  30
32:		        58  69 100
snapshot_time:            1788755793.150134806 secs.nsecs
start_time:               1788755757.824511403 secs.nsecs
elapsed_time:             35.325623403 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788755805 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788755817 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff999381ceb800.enable_statahead_fname=1
llite.lustre-ffff999381ceb800.statahead_min=8
llite.lustre-ffff999381ceb800.statahead_batch_max=64
llite.lustre-ffff999381ceb800.statahead_max=128