== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:58:38 (1785974318)
llite.lustre-ffff8d69748bb800.statahead_max=1024
llite.lustre-ffff8d69748bb800.statahead_batch_max=32
llite.lustre-ffff8d69748bb800.statahead_min=64
llite.lustre-ffff8d69748bb800.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 5.95 seconds: 168.01 ops/second
llite.lustre-ffff8d69748bb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d69748bb800.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:            1785974333.787626901 secs.nsecs
start_time:               1785974330.075576275 secs.nsecs
elapsed_time:             3.712050626 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         1   1   6
4:		         3   3  10
8:		        10  12  22
16:		         2   2  25
32:		        59  74 100
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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1785974364.958677334 secs.nsecs
start_time:               1785974330.075576275 secs.nsecs
elapsed_time:             34.883101059 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         3   3  11
8:		        10  12  23
16:		         2   2  26
32:		        59  73 100
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 6.85 seconds: 146.00 ops/second
llite.lustre-ffff8d69748bb800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d69748bb800.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:            1785974379.213542071 secs.nsecs
start_time:               1785974376.671579213 secs.nsecs
elapsed_time:             2.541962858 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         4   4  12
8:		         6   7  19
16:		         7   8  28
32:		        59  71 100
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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1785974410.161701928 secs.nsecs
start_time:               1785974376.671579213 secs.nsecs
elapsed_time:             33.490122715 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         2   2   8
4:		         4   4  13
8:		         6   7  20
16:		         7   8  28
32:		        59  71 100
 - unlinked 0 (time 1785974417 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1785974427 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8d69748bb800.enable_statahead_fname=1
llite.lustre-ffff8d69748bb800.statahead_min=8
llite.lustre-ffff8d69748bb800.statahead_batch_max=64
llite.lustre-ffff8d69748bb800.statahead_max=128