== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:55:01 (1787745301)
llite.lustre-ffff8e8a99a08000.statahead_max=1024
llite.lustre-ffff8e8a99a08000.statahead_batch_max=32
llite.lustre-ffff8e8a99a08000.statahead_min=64
llite.lustre-ffff8e8a99a08000.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 9.03 seconds: 110.71 ops/second
llite.lustre-ffff8e8a99a08000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e8a99a08000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e8a99a08000.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:            1787745324.844664274 secs.nsecs
start_time:               1787745319.802030529 secs.nsecs
elapsed_time:             5.042633745 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         5   6  16
8:		         4   4  20
16:		         3   3  24
32:		        61  75 100
snapshot_time:            1787745324.844828540 secs.nsecs
start_time:               1787745319.802090891 secs.nsecs
elapsed_time:             5.042737649 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: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1787745356.052254769 secs.nsecs
start_time:               1787745319.802030529 secs.nsecs
elapsed_time:             36.250224240 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         5   6  17
8:		         4   4  21
16:		         3   3  25
32:		        61  74 100
snapshot_time:            1787745356.052348005 secs.nsecs
start_time:               1787745319.802090891 secs.nsecs
elapsed_time:             36.250257114 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 9.22 seconds: 108.49 ops/second
llite.lustre-ffff8e8a99a08000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e8a99a08000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e8a99a08000.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:            1787745380.230233901 secs.nsecs
start_time:               1787745375.146585639 secs.nsecs
elapsed_time:             5.083648262 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         7   8  17
8:		         3   3  21
16:		         7   8  29
32:		        59  70 100
snapshot_time:            1787745380.230317211 secs.nsecs
start_time:               1787745375.150465488 secs.nsecs
elapsed_time:             5.079851723 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787745411.102502103 secs.nsecs
start_time:               1787745375.146585639 secs.nsecs
elapsed_time:             35.955916464 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		         7   8  18
8:		         3   3  22
16:		         7   8  30
32:		        59  69 100
snapshot_time:            1787745411.102578863 secs.nsecs
start_time:               1787745375.150465488 secs.nsecs
elapsed_time:             35.952113375 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787745423 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1787745435 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff8e8a99a08000.enable_statahead_fname=1
llite.lustre-ffff8e8a99a08000.statahead_min=8
llite.lustre-ffff8e8a99a08000.statahead_batch_max=64
llite.lustre-ffff8e8a99a08000.statahead_max=128