== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:27:05 (1788571625)
llite.lustre-ffff8ac6a5d9f000.statahead_max=1024
llite.lustre-ffff8ac6a5d9f000.statahead_batch_max=32
llite.lustre-ffff8ac6a5d9f000.statahead_min=64
llite.lustre-ffff8ac6a5d9f000.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 7.79 seconds: 128.43 ops/second
llite.lustre-ffff8ac6a5d9f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ac6a5d9f000.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:            1788571644.817798976 secs.nsecs
start_time:               1788571639.393063719 secs.nsecs
elapsed_time:             5.424735257 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         9  10  21
8:		         5   5  27
16:		         1   1  28
32:		        60  71 100
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: 993
miss_total: 2
snapshot_time:            1788571676.040736785 secs.nsecs
start_time:               1788571639.393063719 secs.nsecs
elapsed_time:             36.647673066 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   7  11
4:		         9  10  22
8:		         5   5  28
16:		         1   1  29
32:		        60  70 100
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 7.30 seconds: 137.00 ops/second
llite.lustre-ffff8ac6a5d9f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ac6a5d9f000.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:            1788571692.608769418 secs.nsecs
start_time:               1788571688.598904611 secs.nsecs
elapsed_time:             4.009864807 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   4
4:		         5   6  11
8:		         4   4  16
16:		         8   9  25
32:		        60  74 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1788571724.372488653 secs.nsecs
start_time:               1788571688.598904611 secs.nsecs
elapsed_time:             35.773584042 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         5   6  12
8:		         4   4  17
16:		         8   9  26
32:		        60  73 100
 - unlinked 0 (time 1788571732 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788571743 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8ac6a5d9f000.enable_statahead_fname=1
llite.lustre-ffff8ac6a5d9f000.statahead_min=8
llite.lustre-ffff8ac6a5d9f000.statahead_batch_max=64
llite.lustre-ffff8ac6a5d9f000.statahead_max=128