== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:03:10 (1787893390)
llite.lustre-ffff9dc61819a000.statahead_max=1024
llite.lustre-ffff9dc61819a000.statahead_batch_max=32
llite.lustre-ffff9dc61819a000.statahead_min=64
llite.lustre-ffff9dc61819a000.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: 170.26 ops/second
llite.lustre-ffff9dc61819a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9dc61819a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9dc61819a000.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:            1787893404.905952765 secs.nsecs
start_time:               1787893401.311004258 secs.nsecs
elapsed_time:             3.594948507 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         7   8  17
8:		         7   8  26
16:		         2   2  28
32:		        60  71 100
snapshot_time:            1787893404.906480900 secs.nsecs
start_time:               1787893401.311337885 secs.nsecs
elapsed_time:             3.595143015 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 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:            1787893435.346602410 secs.nsecs
start_time:               1787893401.311004258 secs.nsecs
elapsed_time:             34.035598152 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         7   8  18
8:		         7   8  27
16:		         2   2  29
32:		        60  70 100
snapshot_time:            1787893435.346855176 secs.nsecs
start_time:               1787893401.311337885 secs.nsecs
elapsed_time:             34.035517291 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 6.00 seconds: 166.78 ops/second
llite.lustre-ffff9dc61819a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9dc61819a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9dc61819a000.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:            1787893448.137163873 secs.nsecs
start_time:               1787893445.734956313 secs.nsecs
elapsed_time:             2.402207560 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  13  13
2:		         4   4  17
4:		         5   5  22
8:		         7   7  30
16:		         6   6  36
32:		        58  63 100
snapshot_time:            1787893448.137241065 secs.nsecs
start_time:               1787893445.735092630 secs.nsecs
elapsed_time:             2.402148435 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:            1787893479.329092519 secs.nsecs
start_time:               1787893445.734956313 secs.nsecs
elapsed_time:             33.594136206 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         4   4  18
4:		         5   5  23
8:		         7   7  31
16:		         6   6  37
32:		        58  62 100
snapshot_time:            1787893479.329160192 secs.nsecs
start_time:               1787893445.735092630 secs.nsecs
elapsed_time:             33.594067562 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787893486 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787893495 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9dc61819a000.enable_statahead_fname=1
llite.lustre-ffff9dc61819a000.statahead_min=8
llite.lustre-ffff9dc61819a000.statahead_batch_max=64
llite.lustre-ffff9dc61819a000.statahead_max=128