== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:40:06 (1746132006)
llite.lustre-ffff88009ad42800.statahead_max=1024
llite.lustre-ffff88009ad42800.statahead_batch_max=32
llite.lustre-ffff88009ad42800.statahead_min=64
llite.lustre-ffff88009ad42800.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 2.74 seconds: 365.41 ops/second
llite.lustre-ffff88009ad42800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88009ad42800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88009ad42800.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:            1746132013.369462770 secs.nsecs
start_time:               1746132011.873317513 secs.nsecs
elapsed_time:             1.496145257 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         5   5  10
4:		        10  11  21
8:		         9  10  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1746132013.369790950 secs.nsecs
start_time:               1746132011.873380787 secs.nsecs
elapsed_time:             1.496410163 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: 994
miss_total: 1
snapshot_time:            1746132044.027836548 secs.nsecs
start_time:               1746132011.873317513 secs.nsecs
elapsed_time:             32.154519035 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         5   5  11
4:		        10  11  22
8:		         9  10  32
16:		         2   2  34
32:		        59  65 100
snapshot_time:            1746132044.027917443 secs.nsecs
start_time:               1746132011.873380787 secs.nsecs
elapsed_time:             32.154536656 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 2.64 seconds: 378.66 ops/second
llite.lustre-ffff88009ad42800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88009ad42800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88009ad42800.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:            1746132049.145770345 secs.nsecs
start_time:               1746132048.312964820 secs.nsecs
elapsed_time:             0.832805525 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  18  18
2:		         1   1  20
4:		         4   4  24
8:		         7   7  31
16:		         6   6  37
32:		        59  62 100
snapshot_time:            1746132049.145861500 secs.nsecs
start_time:               1746132048.313033596 secs.nsecs
elapsed_time:             0.832827904 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:            1746132079.780338053 secs.nsecs
start_time:               1746132048.312964820 secs.nsecs
elapsed_time:             31.467373233 secs.nsecs
subreqs per batch   batches   % cum %
1:		        19  19  19
2:		         1   1  20
4:		         4   4  25
8:		         7   7  32
16:		         6   6  38
32:		        59  61 100
snapshot_time:            1746132079.780430144 secs.nsecs
start_time:               1746132048.313033596 secs.nsecs
elapsed_time:             31.467396548 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746132082 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1746132088 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
llite.lustre-ffff88009ad42800.enable_statahead_fname=1
llite.lustre-ffff88009ad42800.statahead_min=8
llite.lustre-ffff88009ad42800.statahead_batch_max=64
llite.lustre-ffff88009ad42800.statahead_max=128