== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:15:40 (1753434940)
llite.lustre-ffffa003c509e800.statahead_max=1024
llite.lustre-ffffa003c509e800.statahead_batch_max=32
llite.lustre-ffffa003c509e800.statahead_min=64
llite.lustre-ffffa003c509e800.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 5.13 seconds: 194.84 ops/second
llite.lustre-ffffa003c509e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa003c509e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa003c509e800.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:            1753434952.649868942 secs.nsecs
start_time:               1753434949.668581295 secs.nsecs
elapsed_time:             2.981287647 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         4   5   7
4:		         3   3  11
8:		         8  10  21
16:		         2   2  23
32:		        61  76 100
snapshot_time:            1753434952.649945402 secs.nsecs
start_time:               1753434949.668673209 secs.nsecs
elapsed_time:             2.981272193 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:            1753434983.735134357 secs.nsecs
start_time:               1753434949.668581295 secs.nsecs
elapsed_time:             34.066553062 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         4   4   8
4:		         3   3  12
8:		         8   9  22
16:		         2   2  24
32:		        61  75 100
snapshot_time:            1753434983.735204440 secs.nsecs
start_time:               1753434949.668673209 secs.nsecs
elapsed_time:             34.066531231 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 3.65 seconds: 274.05 ops/second
llite.lustre-ffffa003c509e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa003c509e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa003c509e800.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:            1753434991.991673808 secs.nsecs
start_time:               1753434989.856001049 secs.nsecs
elapsed_time:             2.135672759 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         0   0   5
4:		         3   3   9
8:		        11  12  22
16:		         8   9  31
32:		        58  68 100
snapshot_time:            1753434991.991751488 secs.nsecs
start_time:               1753434989.856113633 secs.nsecs
elapsed_time:             2.135637855 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:            1753435023.184403789 secs.nsecs
start_time:               1753434989.856001049 secs.nsecs
elapsed_time:             33.328402740 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         0   0   6
4:		         3   3  10
8:		        11  12  23
16:		         8   9  32
32:		        58  67 100
snapshot_time:            1753435023.184487875 secs.nsecs
start_time:               1753434989.856113633 secs.nsecs
elapsed_time:             33.328374242 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1753435027 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1753435033 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
llite.lustre-ffffa003c509e800.enable_statahead_fname=1
llite.lustre-ffffa003c509e800.statahead_min=8
llite.lustre-ffffa003c509e800.statahead_batch_max=64
llite.lustre-ffffa003c509e800.statahead_max=128