== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:03:53 (1787616233)
llite.lustre-ffff8cd56bd8c800.statahead_max=1024
llite.lustre-ffff8cd56bd8c800.statahead_batch_max=32
llite.lustre-ffff8cd56bd8c800.statahead_min=64
llite.lustre-ffff8cd56bd8c800.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 6.68 seconds: 149.69 ops/second
llite.lustre-ffff8cd56bd8c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cd56bd8c800.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:            1787616251.349057297 secs.nsecs
start_time:               1787616246.644122482 secs.nsecs
elapsed_time:             4.704934815 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		        10  11  22
8:		         4   4  27
16:		         2   2  29
32:		        60  70 100
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:            1787616281.936020363 secs.nsecs
start_time:               1787616246.644122482 secs.nsecs
elapsed_time:             35.291897881 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		        10  11  23
8:		         4   4  27
16:		         2   2  30
32:		        60  69 100
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 6.34 seconds: 157.68 ops/second
llite.lustre-ffff8cd56bd8c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cd56bd8c800.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:            1787616296.478421480 secs.nsecs
start_time:               1787616293.514096916 secs.nsecs
elapsed_time:             2.964324564 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         6   7  14
8:		         6   7  21
16:		         6   7  29
32:		        58  70 100
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:            1787616327.741499148 secs.nsecs
start_time:               1787616293.514096916 secs.nsecs
elapsed_time:             34.227402232 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         2   2   8
4:		         6   7  15
8:		         6   7  22
16:		         6   7  30
32:		        58  69 100
 - unlinked 0 (time 1787616336 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787616347 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8cd56bd8c800.enable_statahead_fname=1
llite.lustre-ffff8cd56bd8c800.statahead_min=8
llite.lustre-ffff8cd56bd8c800.statahead_batch_max=64
llite.lustre-ffff8cd56bd8c800.statahead_max=128