== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:26:22 (1789064782)
llite.lustre-ffff8c10bb785000.statahead_max=1024
llite.lustre-ffff8c10bb785000.statahead_batch_max=32
llite.lustre-ffff8c10bb785000.statahead_min=64
llite.lustre-ffff8c10bb785000.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 8.75 seconds: 114.23 ops/second
llite.lustre-ffff8c10bb785000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c10bb785000.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:            1789064804.304991449 secs.nsecs
start_time:               1789064799.227733062 secs.nsecs
elapsed_time:             5.077258387 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		        13  15  23
8:		         2   2  25
16:		         0   0  25
32:		        61  74 100
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:            1789064835.750257521 secs.nsecs
start_time:               1789064799.227733062 secs.nsecs
elapsed_time:             36.522524459 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		        13  15  24
8:		         2   2  26
16:		         0   0  26
32:		        61  73 100
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 9.07 seconds: 110.24 ops/second
llite.lustre-ffff8c10bb785000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c10bb785000.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:            1789064855.924571796 secs.nsecs
start_time:               1789064851.756111458 secs.nsecs
elapsed_time:             4.168460338 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         3   3  13
8:		         5   6  19
16:		         5   6  25
32:		        60  74 100
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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1789064886.681691806 secs.nsecs
start_time:               1789064851.756111458 secs.nsecs
elapsed_time:             34.925580348 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         3   3  14
8:		         5   6  20
16:		         5   6  26
32:		        60  73 100
 - unlinked 0 (time 1789064897 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1789064910 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff8c10bb785000.enable_statahead_fname=1
llite.lustre-ffff8c10bb785000.statahead_min=8
llite.lustre-ffff8c10bb785000.statahead_batch_max=64
llite.lustre-ffff8c10bb785000.statahead_max=128