== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:20:07 (1788459607)
llite.lustre-ffff978098d50800.statahead_max=1024
llite.lustre-ffff978098d50800.statahead_batch_max=32
llite.lustre-ffff978098d50800.statahead_min=64
llite.lustre-ffff978098d50800.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 6.02 seconds: 166.02 ops/second
llite.lustre-ffff978098d50800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff978098d50800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff978098d50800.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:            1788459623.291518219 secs.nsecs
start_time:               1788459619.333408065 secs.nsecs
elapsed_time:             3.958110154 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		        11  12  25
8:		         4   4  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1788459623.291585480 secs.nsecs
start_time:               1788459619.334085041 secs.nsecs
elapsed_time:             3.957500439 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: 993
miss_total: 2
snapshot_time:            1788459654.238343794 secs.nsecs
start_time:               1788459619.333408065 secs.nsecs
elapsed_time:             34.904935729 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		        11  12  26
8:		         4   4  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1788459654.238713013 secs.nsecs
start_time:               1788459619.334085041 secs.nsecs
elapsed_time:             34.904627972 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 5.91 seconds: 169.31 ops/second
llite.lustre-ffff978098d50800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff978098d50800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff978098d50800.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:            1788459670.134969005 secs.nsecs
start_time:               1788459666.037331612 secs.nsecs
elapsed_time:             4.097637393 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         6   7  13
8:		         6   7  20
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1788459670.135137196 secs.nsecs
start_time:               1788459666.037405117 secs.nsecs
elapsed_time:             4.097732079 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:            1788459701.320518263 secs.nsecs
start_time:               1788459666.037331612 secs.nsecs
elapsed_time:             35.283186651 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         6   7  14
8:		         6   7  21
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1788459701.320600638 secs.nsecs
start_time:               1788459666.037405117 secs.nsecs
elapsed_time:             35.283195521 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788459709 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788459719 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff978098d50800.enable_statahead_fname=1
llite.lustre-ffff978098d50800.statahead_min=8
llite.lustre-ffff978098d50800.statahead_batch_max=64
llite.lustre-ffff978098d50800.statahead_max=128