== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:08:19 (1788851299)
llite.lustre-ffffa0d9186b3800.statahead_max=1024
llite.lustre-ffffa0d9186b3800.statahead_batch_max=32
llite.lustre-ffffa0d9186b3800.statahead_min=64
llite.lustre-ffffa0d9186b3800.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 1.15 seconds: 867.85 ops/second
llite.lustre-ffffa0d9186b3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0d9186b3800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d9186b3800.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:            1788851304.505636552 secs.nsecs
start_time:               1788851302.109738387 secs.nsecs
elapsed_time:             2.395898165 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		        14  16  20
8:		         7   8  28
16:		         1   1  29
32:		        60  70 100
snapshot_time:            1788851304.505699086 secs.nsecs
start_time:               1788851302.109815194 secs.nsecs
elapsed_time:             2.395883892 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:            1788851334.927831072 secs.nsecs
start_time:               1788851302.109738387 secs.nsecs
elapsed_time:             32.818092685 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		        14  16  20
8:		         7   8  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1788851334.927896339 secs.nsecs
start_time:               1788851302.109815194 secs.nsecs
elapsed_time:             32.818081145 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 1.72 seconds: 582.67 ops/second
llite.lustre-ffffa0d9186b3800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0d9186b3800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d9186b3800.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:            1788851340.993884870 secs.nsecs
start_time:               1788851338.880027110 secs.nsecs
elapsed_time:             2.113857760 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         2   2   7
8:		        11  13  20
16:		         7   8  29
32:		        58  70 100
snapshot_time:            1788851340.993926966 secs.nsecs
start_time:               1788851338.880105988 secs.nsecs
elapsed_time:             2.113820978 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: 995
miss_total: 0
snapshot_time:            1788851371.542032656 secs.nsecs
start_time:               1788851338.880027110 secs.nsecs
elapsed_time:             32.662005546 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         2   2   8
8:		        11  13  21
16:		         7   8  30
32:		        58  69 100
snapshot_time:            1788851371.542101462 secs.nsecs
start_time:               1788851338.880105988 secs.nsecs
elapsed_time:             32.661995474 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788851374 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1788851378 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
llite.lustre-ffffa0d9186b3800.enable_statahead_fname=1
llite.lustre-ffffa0d9186b3800.statahead_min=8
llite.lustre-ffffa0d9186b3800.statahead_batch_max=64
llite.lustre-ffffa0d9186b3800.statahead_max=128