== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:48:16 (1786837696)
llite.lustre-ffff914bf43e5800.statahead_max=1024
llite.lustre-ffff914bf43e5800.statahead_batch_max=32
llite.lustre-ffff914bf43e5800.statahead_min=64
llite.lustre-ffff914bf43e5800.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 1.72 seconds: 582.49 ops/second
llite.lustre-ffff914bf43e5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff914bf43e5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff914bf43e5800.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:            1786837702.255746944 secs.nsecs
start_time:               1786837700.188838905 secs.nsecs
elapsed_time:             2.066908039 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   5
4:		        18  20  26
8:		         3   3  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1786837702.255805442 secs.nsecs
start_time:               1786837700.188921493 secs.nsecs
elapsed_time:             2.066883949 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:            1786837733.475623302 secs.nsecs
start_time:               1786837700.188838905 secs.nsecs
elapsed_time:             33.286784397 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   6
4:		        18  20  27
8:		         3   3  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1786837733.475670752 secs.nsecs
start_time:               1786837700.188921493 secs.nsecs
elapsed_time:             33.286749259 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 1.21 seconds: 827.12 ops/second
llite.lustre-ffff914bf43e5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff914bf43e5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff914bf43e5800.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:            1786837738.787444457 secs.nsecs
start_time:               1786837736.410821997 secs.nsecs
elapsed_time:             2.376622460 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         1   1   8
4:		         2   2  10
8:		        23  25  35
16:		         1   1  36
32:		        58  63 100
snapshot_time:            1786837738.787491978 secs.nsecs
start_time:               1786837736.410879404 secs.nsecs
elapsed_time:             2.376612574 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: 995
miss_total: 0
snapshot_time:            1786837770.001088450 secs.nsecs
start_time:               1786837736.410821997 secs.nsecs
elapsed_time:             33.590266453 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         1   1   9
4:		         2   2  11
8:		        23  24  36
16:		         1   1  37
32:		        58  62 100
snapshot_time:            1786837770.001139876 secs.nsecs
start_time:               1786837736.410879404 secs.nsecs
elapsed_time:             33.590260472 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786837772 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1786837774 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff914bf43e5800.enable_statahead_fname=1
llite.lustre-ffff914bf43e5800.statahead_min=8
llite.lustre-ffff914bf43e5800.statahead_batch_max=64
llite.lustre-ffff914bf43e5800.statahead_max=128