== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:31:35 (1788496295)
llite.lustre-ffff905311166000.statahead_max=1024
llite.lustre-ffff905311166000.statahead_batch_max=32
llite.lustre-ffff905311166000.statahead_min=64
llite.lustre-ffff905311166000.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 7.16 seconds: 139.73 ops/second
llite.lustre-ffff905311166000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff905311166000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff905311166000.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:            1788496314.632046130 secs.nsecs
start_time:               1788496309.717494060 secs.nsecs
elapsed_time:             4.914552070 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   7  12
4:		        11  12  25
8:		         6   6  31
16:		         1   1  32
32:		        59  67 100
snapshot_time:            1788496314.632448907 secs.nsecs
start_time:               1788496309.717587548 secs.nsecs
elapsed_time:             4.914861359 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:            1788496345.827792435 secs.nsecs
start_time:               1788496309.717494060 secs.nsecs
elapsed_time:             36.110298375 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   7  13
4:		        11  12  25
8:		         6   6  32
16:		         1   1  33
32:		        59  66 100
snapshot_time:            1788496345.833549935 secs.nsecs
start_time:               1788496309.717587548 secs.nsecs
elapsed_time:             36.115962387 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 6.95 seconds: 143.88 ops/second
llite.lustre-ffff905311166000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff905311166000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff905311166000.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:            1788496363.270001176 secs.nsecs
start_time:               1788496358.836648220 secs.nsecs
elapsed_time:             4.433352956 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         0   0   8
4:		         7   8  16
8:		         9  10  26
16:		         7   8  34
32:		        57  65 100
snapshot_time:            1788496363.270081048 secs.nsecs
start_time:               1788496358.836745129 secs.nsecs
elapsed_time:             4.433335919 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:            1788496394.137497843 secs.nsecs
start_time:               1788496358.836648220 secs.nsecs
elapsed_time:             35.300849623 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         0   0   9
4:		         7   7  17
8:		         9  10  27
16:		         7   7  35
32:		        57  64 100
snapshot_time:            1788496394.137566385 secs.nsecs
start_time:               1788496358.836745129 secs.nsecs
elapsed_time:             35.300821256 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788496405 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1788496419 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff905311166000.enable_statahead_fname=1
llite.lustre-ffff905311166000.statahead_min=8
llite.lustre-ffff905311166000.statahead_batch_max=64
llite.lustre-ffff905311166000.statahead_max=128