== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:58:31 (1783144711)
llite.lustre-ffff984d46057000.statahead_max=1024
llite.lustre-ffff984d46057000.statahead_batch_max=32
llite.lustre-ffff984d46057000.statahead_min=64
llite.lustre-ffff984d46057000.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 1.95 seconds: 512.47 ops/second
llite.lustre-ffff984d46057000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff984d46057000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff984d46057000.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:            1783144718.287982381 secs.nsecs
start_time:               1783144716.111626015 secs.nsecs
elapsed_time:             2.176356366 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		        12  14  15
8:		         8   9  25
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1783144718.288042788 secs.nsecs
start_time:               1783144716.111704863 secs.nsecs
elapsed_time:             2.176337925 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:            1783144748.872407891 secs.nsecs
start_time:               1783144716.111626015 secs.nsecs
elapsed_time:             32.760781876 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		        12  14  16
8:		         8   9  26
16:		         3   3  29
32:		        59  70 100
snapshot_time:            1783144748.872475174 secs.nsecs
start_time:               1783144716.111704863 secs.nsecs
elapsed_time:             32.760770311 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 2.08 seconds: 480.36 ops/second
llite.lustre-ffff984d46057000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff984d46057000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff984d46057000.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:            1783144755.430663458 secs.nsecs
start_time:               1783144753.191794646 secs.nsecs
elapsed_time:             2.238868812 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        28  25  25
2:		         2   1  27
4:		         2   1  29
8:		        18  16  45
16:		         2   1  47
32:		        57  52 100
snapshot_time:            1783144755.430722219 secs.nsecs
start_time:               1783144753.191879196 secs.nsecs
elapsed_time:             2.238843023 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:            1783144785.877737176 secs.nsecs
start_time:               1783144753.191794646 secs.nsecs
elapsed_time:             32.685942530 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        29  26  26
2:		         2   1  28
4:		         2   1  30
8:		        18  16  46
16:		         2   1  48
32:		        57  51 100
snapshot_time:            1783144785.877791514 secs.nsecs
start_time:               1783144753.191879196 secs.nsecs
elapsed_time:             32.685912318 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1783144789 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1783144792 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff984d46057000.enable_statahead_fname=1
llite.lustre-ffff984d46057000.statahead_min=8
llite.lustre-ffff984d46057000.statahead_batch_max=64
llite.lustre-ffff984d46057000.statahead_max=128