== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:53:50 (1784055230)
llite.lustre-ffff93d51140c000.statahead_max=1024
llite.lustre-ffff93d51140c000.statahead_batch_max=32
llite.lustre-ffff93d51140c000.statahead_min=64
llite.lustre-ffff93d51140c000.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 5.87 seconds: 170.42 ops/second
llite.lustre-ffff93d51140c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93d51140c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93d51140c000.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:            1784055248.215543448 secs.nsecs
start_time:               1784055243.766878425 secs.nsecs
elapsed_time:             4.448665023 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		         8   9  18
8:		         4   4  23
16:		         3   3  26
32:		        60  73 100
snapshot_time:            1784055248.215606105 secs.nsecs
start_time:               1784055243.766955350 secs.nsecs
elapsed_time:             4.448650755 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
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: 993
miss_total: 2
snapshot_time:            1784055278.906836190 secs.nsecs
start_time:               1784055243.766878425 secs.nsecs
elapsed_time:             35.139957765 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         8   9  19
8:		         4   4  24
16:		         3   3  27
32:		        60  72 100
snapshot_time:            1784055278.906901691 secs.nsecs
start_time:               1784055243.766955350 secs.nsecs
elapsed_time:             35.139946341 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 5.55 seconds: 180.13 ops/second
llite.lustre-ffff93d51140c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93d51140c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93d51140c000.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:            1784055293.601710853 secs.nsecs
start_time:               1784055290.326838219 secs.nsecs
elapsed_time:             3.274872634 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   4   4
2:		         3   4   8
4:		         4   5  13
8:		         0   0  13
16:		         4   5  18
32:		        61  81 100
snapshot_time:            1784055293.601777268 secs.nsecs
start_time:               1784055290.326977820 secs.nsecs
elapsed_time:             3.274799448 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1784055324.014719280 secs.nsecs
start_time:               1784055290.326838219 secs.nsecs
elapsed_time:             33.687881061 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         3   3   9
4:		         4   5  14
8:		         0   0  14
16:		         4   5  19
32:		        61  80 100
snapshot_time:            1784055324.014788325 secs.nsecs
start_time:               1784055290.326977820 secs.nsecs
elapsed_time:             33.687810505 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1784055334 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1784055343 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff93d51140c000.enable_statahead_fname=1
llite.lustre-ffff93d51140c000.statahead_min=8
llite.lustre-ffff93d51140c000.statahead_batch_max=64
llite.lustre-ffff93d51140c000.statahead_max=128