== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:55:39 (1779879339)
llite.lustre-ffff8b21cbcd7800.statahead_max=1024
llite.lustre-ffff8b21cbcd7800.statahead_batch_max=32
llite.lustre-ffff8b21cbcd7800.statahead_min=64
llite.lustre-ffff8b21cbcd7800.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 5.72 seconds: 174.85 ops/second
llite.lustre-ffff8b21cbcd7800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b21cbcd7800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b21cbcd7800.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:            1779879355.508431566 secs.nsecs
start_time:               1779879351.140661539 secs.nsecs
elapsed_time:             4.367770027 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   7   7
2:		         9   9  17
4:		         9   9  27
8:		         5   5  32
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1779879355.508507793 secs.nsecs
start_time:               1779879351.140802721 secs.nsecs
elapsed_time:             4.367705072 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1779879386.327937294 secs.nsecs
start_time:               1779879351.140661539 secs.nsecs
elapsed_time:             35.187275755 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   8   8
2:		         9   9  18
4:		         9   9  28
8:		         5   5  33
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1779879386.328028155 secs.nsecs
start_time:               1779879351.140802721 secs.nsecs
elapsed_time:             35.187225434 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 6.03 seconds: 165.93 ops/second
llite.lustre-ffff8b21cbcd7800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b21cbcd7800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b21cbcd7800.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:            1779879404.278669829 secs.nsecs
start_time:               1779879400.103042942 secs.nsecs
elapsed_time:             4.175626887 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   5
4:		         3   3   8
8:		         9  11  20
16:		         4   5  25
32:		        60  75 100
snapshot_time:            1779879404.278922436 secs.nsecs
start_time:               1779879400.103220409 secs.nsecs
elapsed_time:             4.175702027 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: 994
miss_total: 1
snapshot_time:            1779879435.828666981 secs.nsecs
start_time:               1779879400.103042942 secs.nsecs
elapsed_time:             35.725624039 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         1   1   6
4:		         3   3   9
8:		         9  11  20
16:		         4   4  25
32:		        60  74 100
snapshot_time:            1779879435.828735526 secs.nsecs
start_time:               1779879400.103220409 secs.nsecs
elapsed_time:             35.725515117 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1779879445 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1779879455 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8b21cbcd7800.enable_statahead_fname=1
llite.lustre-ffff8b21cbcd7800.statahead_min=8
llite.lustre-ffff8b21cbcd7800.statahead_batch_max=64
llite.lustre-ffff8b21cbcd7800.statahead_max=128