== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:54:51 (1790110491)
llite.lustre-ffff8afad9aba000.statahead_max=1024
llite.lustre-ffff8afad9aba000.statahead_batch_max=32
llite.lustre-ffff8afad9aba000.statahead_min=64
llite.lustre-ffff8afad9aba000.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 6.74 seconds: 148.44 ops/second
llite.lustre-ffff8afad9aba000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8afad9aba000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8afad9aba000.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:            1790110508.403484254 secs.nsecs
start_time:               1790110504.473309147 secs.nsecs
elapsed_time:             3.930175107 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   7  11
4:		         7   7  19
8:		         8   9  28
16:		         5   5  34
32:		        58  65 100
snapshot_time:            1790110508.403561293 secs.nsecs
start_time:               1790110504.473663528 secs.nsecs
elapsed_time:             3.929897765 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1790110539.334087004 secs.nsecs
start_time:               1790110504.473309147 secs.nsecs
elapsed_time:             34.860777857 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   7  12
4:		         7   7  20
8:		         8   8  29
16:		         5   5  34
32:		        58  65 100
snapshot_time:            1790110539.338576929 secs.nsecs
start_time:               1790110504.473663528 secs.nsecs
elapsed_time:             34.864913401 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 5.29 seconds: 189.11 ops/second
llite.lustre-ffff8afad9aba000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8afad9aba000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8afad9aba000.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:            1790110554.281926325 secs.nsecs
start_time:               1790110550.162168739 secs.nsecs
elapsed_time:             4.119757586 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         3   3  14
8:		         8   9  23
16:		         5   5  29
32:		        60  70 100
snapshot_time:            1790110554.282073333 secs.nsecs
start_time:               1790110550.162325214 secs.nsecs
elapsed_time:             4.119748119 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1790110585.614202988 secs.nsecs
start_time:               1790110550.162168739 secs.nsecs
elapsed_time:             35.452034249 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		         3   3  15
8:		         8   9  24
16:		         5   5  30
32:		        60  69 100
snapshot_time:            1790110585.614287196 secs.nsecs
start_time:               1790110550.162325214 secs.nsecs
elapsed_time:             35.451961982 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790110594 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1790110604 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8afad9aba000.enable_statahead_fname=1
llite.lustre-ffff8afad9aba000.statahead_min=8
llite.lustre-ffff8afad9aba000.statahead_batch_max=64
llite.lustre-ffff8afad9aba000.statahead_max=128