== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:03:34 (1746115414)
llite.lustre-ffff88007b3e3000.statahead_max=1024
llite.lustre-ffff88007b3e3000.statahead_batch_max=32
llite.lustre-ffff88007b3e3000.statahead_min=64
llite.lustre-ffff88007b3e3000.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 2.13 seconds: 468.77 ops/second
llite.lustre-ffff88007b3e3000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88007b3e3000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88007b3e3000.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:            1746115419.041167153 secs.nsecs
start_time:               1746115418.295962739 secs.nsecs
elapsed_time:             0.745204414 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         0   0   6
4:		         8   9  16
8:		         9  10  26
16:		         5   5  32
32:		        58  67 100
snapshot_time:            1746115419.041296596 secs.nsecs
start_time:               1746115418.296115486 secs.nsecs
elapsed_time:             0.745181110 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:            1746115449.418135464 secs.nsecs
start_time:               1746115418.295962739 secs.nsecs
elapsed_time:             31.122172725 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         0   0   8
4:		         8   9  17
8:		         9  10  27
16:		         5   5  33
32:		        58  66 100
snapshot_time:            1746115449.418264918 secs.nsecs
start_time:               1746115418.296115486 secs.nsecs
elapsed_time:             31.122149432 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 1.92 seconds: 520.03 ops/second
llite.lustre-ffff88007b3e3000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88007b3e3000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88007b3e3000.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:            1746115453.388541301 secs.nsecs
start_time:               1746115452.864456163 secs.nsecs
elapsed_time:             0.524085138 secs.nsecs
subreqs per batch   batches   % cum %
1:		        17  17  17
2:		         2   2  19
4:		         0   0  19
8:		        20  20  39
16:		         2   2  41
32:		        58  58 100
snapshot_time:            1746115453.388608676 secs.nsecs
start_time:               1746115452.864547467 secs.nsecs
elapsed_time:             0.524061209 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:            1746115483.673001741 secs.nsecs
start_time:               1746115452.864456163 secs.nsecs
elapsed_time:             30.808545578 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  18  18
2:		         2   2  20
4:		         0   0  20
8:		        20  20  40
16:		         2   2  42
32:		        58  58 100
snapshot_time:            1746115483.673156638 secs.nsecs
start_time:               1746115452.864547467 secs.nsecs
elapsed_time:             30.808609171 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746115486 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1746115490 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff88007b3e3000.enable_statahead_fname=1
llite.lustre-ffff88007b3e3000.statahead_min=8
llite.lustre-ffff88007b3e3000.statahead_batch_max=64
llite.lustre-ffff88007b3e3000.statahead_max=128