== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:24:52 (1788539092)
llite.lustre-ffff8b95a3eb7000.statahead_max=1024
llite.lustre-ffff8b95a3eb7000.statahead_batch_max=32
llite.lustre-ffff8b95a3eb7000.statahead_min=64
llite.lustre-ffff8b95a3eb7000.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 6.52 seconds: 153.49 ops/second
llite.lustre-ffff8b95a3eb7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b95a3eb7000.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:            1788539106.485405134 secs.nsecs
start_time:               1788539103.186403630 secs.nsecs
elapsed_time:             3.299001504 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		         6   6  18
8:		         8   9  27
16:		         4   4  32
32:		        59  67 100
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:            1788539137.834162972 secs.nsecs
start_time:               1788539103.186403630 secs.nsecs
elapsed_time:             34.647759342 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         4   4  12
4:		         6   6  19
8:		         8   9  28
16:		         4   4  32
32:		        59  67 100
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 7.24 seconds: 138.04 ops/second
llite.lustre-ffff8b95a3eb7000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b95a3eb7000.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:            1788539154.388389210 secs.nsecs
start_time:               1788539150.203028537 secs.nsecs
elapsed_time:             4.185360673 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         2   2   7
8:		         9  11  18
16:		         4   5  24
32:		        60  75 100
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: 994
miss_total: 1
snapshot_time:            1788539185.733599879 secs.nsecs
start_time:               1788539150.203028537 secs.nsecs
elapsed_time:             35.530571342 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         1   1   6
4:		         2   2   8
8:		         9  11  20
16:		         4   5  25
32:		        60  75 100
 - unlinked 0 (time 1788539192 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788539201 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8b95a3eb7000.enable_statahead_fname=1
llite.lustre-ffff8b95a3eb7000.statahead_min=8
llite.lustre-ffff8b95a3eb7000.statahead_batch_max=64
llite.lustre-ffff8b95a3eb7000.statahead_max=128