== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:35:54 (1788604554)
llite.lustre-ffff8e5eaf43a000.statahead_max=1024
llite.lustre-ffff8e5eaf43a000.statahead_batch_max=32
llite.lustre-ffff8e5eaf43a000.statahead_min=64
llite.lustre-ffff8e5eaf43a000.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 5.71 seconds: 175.23 ops/second
llite.lustre-ffff8e5eaf43a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e5eaf43a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e5eaf43a000.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:            1788604570.055486713 secs.nsecs
start_time:               1788604565.883371824 secs.nsecs
elapsed_time:             4.172114889 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   8  13
4:		         6   6  20
8:		         6   6  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1788604570.055578707 secs.nsecs
start_time:               1788604565.883456812 secs.nsecs
elapsed_time:             4.172121895 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 ''
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:            1788604601.672833631 secs.nsecs
start_time:               1788604565.883371824 secs.nsecs
elapsed_time:             35.789461807 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   8  14
4:		         6   6  21
8:		         6   6  28
16:		         2   2  31
32:		        60  68 100
snapshot_time:            1788604601.674033536 secs.nsecs
start_time:               1788604565.883456812 secs.nsecs
elapsed_time:             35.790576724 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 7.06 seconds: 141.57 ops/second
llite.lustre-ffff8e5eaf43a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e5eaf43a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e5eaf43a000.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:            1788604620.566599983 secs.nsecs
start_time:               1788604616.259810243 secs.nsecs
elapsed_time:             4.306789740 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         4   4  15
8:		         3   3  19
16:		         5   6  25
32:		        61  74 100
snapshot_time:            1788604620.566665929 secs.nsecs
start_time:               1788604616.259972121 secs.nsecs
elapsed_time:             4.306693808 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 ''
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:            1788604652.236414889 secs.nsecs
start_time:               1788604616.259810243 secs.nsecs
elapsed_time:             35.976604646 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         2   2  12
4:		         4   4  16
8:		         3   3  20
16:		         5   6  26
32:		        61  73 100
snapshot_time:            1788604652.236496150 secs.nsecs
start_time:               1788604616.259972121 secs.nsecs
elapsed_time:             35.976524029 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788604660 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788604670 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8e5eaf43a000.enable_statahead_fname=1
llite.lustre-ffff8e5eaf43a000.statahead_min=8
llite.lustre-ffff8e5eaf43a000.statahead_batch_max=64
llite.lustre-ffff8e5eaf43a000.statahead_max=128