== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:02:24 (1788854544)
llite.lustre-ffff99a91819e800.statahead_max=1024
llite.lustre-ffff99a91819e800.statahead_batch_max=32
llite.lustre-ffff99a91819e800.statahead_min=64
llite.lustre-ffff99a91819e800.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 7.90 seconds: 126.65 ops/second
llite.lustre-ffff99a91819e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99a91819e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99a91819e800.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:            1788854566.981521445 secs.nsecs
start_time:               1788854561.061298513 secs.nsecs
elapsed_time:             5.920222932 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         3   3   5
4:		         6   7  12
8:		         5   6  19
16:		         4   5  24
32:		        59  75 100
snapshot_time:            1788854566.981577012 secs.nsecs
start_time:               1788854561.061369586 secs.nsecs
elapsed_time:             5.920207426 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:            1788854597.406793814 secs.nsecs
start_time:               1788854561.061298513 secs.nsecs
elapsed_time:             36.345495301 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		         6   7  13
8:		         5   6  20
16:		         4   5  25
32:		        59  74 100
snapshot_time:            1788854597.406860287 secs.nsecs
start_time:               1788854561.061369586 secs.nsecs
elapsed_time:             36.345490701 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 5.67 seconds: 176.39 ops/second
llite.lustre-ffff99a91819e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99a91819e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99a91819e800.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:            1788854611.434032616 secs.nsecs
start_time:               1788854608.145537493 secs.nsecs
elapsed_time:             3.288495123 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         3   3  11
4:		         6   6  17
8:		         9  10  27
16:		         8   8  36
32:		        57  63 100
snapshot_time:            1788854611.434095425 secs.nsecs
start_time:               1788854608.145605141 secs.nsecs
elapsed_time:             3.288490284 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:            1788854642.428985455 secs.nsecs
start_time:               1788854608.145537493 secs.nsecs
elapsed_time:             34.283447962 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         3   3  12
4:		         6   6  18
8:		         9   9  28
16:		         8   8  37
32:		        57  62 100
snapshot_time:            1788854642.429141592 secs.nsecs
start_time:               1788854608.145605141 secs.nsecs
elapsed_time:             34.283536451 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788854650 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788854659 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff99a91819e800.enable_statahead_fname=1
llite.lustre-ffff99a91819e800.statahead_min=8
llite.lustre-ffff99a91819e800.statahead_batch_max=64
llite.lustre-ffff99a91819e800.statahead_max=128