== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:17:15 (1781219835)
llite.lustre-ffff9ebd61740000.statahead_max=1024
llite.lustre-ffff9ebd61740000.statahead_batch_max=32
llite.lustre-ffff9ebd61740000.statahead_min=64
llite.lustre-ffff9ebd61740000.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 5.85 seconds: 170.97 ops/second
llite.lustre-ffff9ebd61740000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ebd61740000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ebd61740000.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:            1781219850.050942840 secs.nsecs
start_time:               1781219846.270647719 secs.nsecs
elapsed_time:             3.780295121 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         4   4   7
4:		         9  11  18
8:		         5   6  24
16:		         0   0  24
32:		        61  75 100
snapshot_time:            1781219850.051003525 secs.nsecs
start_time:               1781219846.270720282 secs.nsecs
elapsed_time:             3.780283243 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:            1781219881.131499988 secs.nsecs
start_time:               1781219846.270647719 secs.nsecs
elapsed_time:             34.860852269 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         4   4   8
4:		         9  10  19
8:		         5   6  25
16:		         0   0  25
32:		        61  74 100
snapshot_time:            1781219881.131563085 secs.nsecs
start_time:               1781219846.270720282 secs.nsecs
elapsed_time:             34.860842803 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 4.84 seconds: 206.70 ops/second
llite.lustre-ffff9ebd61740000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ebd61740000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ebd61740000.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:            1781219895.112242290 secs.nsecs
start_time:               1781219891.605614750 secs.nsecs
elapsed_time:             3.506627540 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         1   1   5
4:		         5   5  11
8:		        14  16  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1781219895.112299251 secs.nsecs
start_time:               1781219891.606430336 secs.nsecs
elapsed_time:             3.505868915 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1781219926.143700072 secs.nsecs
start_time:               1781219891.605614750 secs.nsecs
elapsed_time:             34.538085322 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         1   1   6
4:		         5   5  12
8:		        14  16  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1781219926.143756972 secs.nsecs
start_time:               1781219891.606430336 secs.nsecs
elapsed_time:             34.537326636 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781219934 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1781219944 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9ebd61740000.enable_statahead_fname=1
llite.lustre-ffff9ebd61740000.statahead_min=8
llite.lustre-ffff9ebd61740000.statahead_batch_max=64
llite.lustre-ffff9ebd61740000.statahead_max=128