== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:31:24 (1787851884)
llite.lustre-ffff92e8f0418000.statahead_max=1024
llite.lustre-ffff92e8f0418000.statahead_batch_max=32
llite.lustre-ffff92e8f0418000.statahead_min=64
llite.lustre-ffff92e8f0418000.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 6.73 seconds: 148.65 ops/second
llite.lustre-ffff92e8f0418000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92e8f0418000.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:            1787851901.097739787 secs.nsecs
start_time:               1787851897.126367097 secs.nsecs
elapsed_time:             3.971372690 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         8   9  18
8:		         5   5  24
16:		         5   5  30
32:		        59  69 100
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: 994
miss_total: 1
snapshot_time:            1787851931.394960528 secs.nsecs
start_time:               1787851897.126367097 secs.nsecs
elapsed_time:             34.268593431 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         8   9  19
8:		         5   5  25
16:		         5   5  31
32:		        59  68 100
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 6.64 seconds: 150.61 ops/second
llite.lustre-ffff92e8f0418000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92e8f0418000.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:            1787851947.381452056 secs.nsecs
start_time:               1787851943.816576557 secs.nsecs
elapsed_time:             3.564875499 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		         6   7  16
8:		         6   7  23
16:		         7   8  31
32:		        58  68 100
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:            1787851978.958187650 secs.nsecs
start_time:               1787851943.816576557 secs.nsecs
elapsed_time:             35.141611093 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		         6   6  17
8:		         6   6  24
16:		         7   8  32
32:		        58  67 100
 - unlinked 0 (time 1787851988 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787851999 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff92e8f0418000.enable_statahead_fname=1
llite.lustre-ffff92e8f0418000.statahead_min=8
llite.lustre-ffff92e8f0418000.statahead_batch_max=64
llite.lustre-ffff92e8f0418000.statahead_max=128