== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:03:56 (1758830636)
llite.lustre-ffff9902f9cb4800.statahead_max=1024
llite.lustre-ffff9902f9cb4800.statahead_batch_max=32
llite.lustre-ffff9902f9cb4800.statahead_min=64
llite.lustre-ffff9902f9cb4800.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 6.14 seconds: 162.93 ops/second
llite.lustre-ffff9902f9cb4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9902f9cb4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9902f9cb4800.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:            1758830650.607112624 secs.nsecs
start_time:               1758830647.486976309 secs.nsecs
elapsed_time:             3.120136315 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   5   5
2:		         2   2   7
4:		         7   8  16
8:		         2   2  18
16:		         3   3  22
32:		        61  77 100
snapshot_time:            1758830650.607170794 secs.nsecs
start_time:               1758830647.487659005 secs.nsecs
elapsed_time:             3.119511789 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:            1758830681.039340938 secs.nsecs
start_time:               1758830647.486976309 secs.nsecs
elapsed_time:             33.552364629 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   6   6
2:		         2   2   8
4:		         7   8  17
8:		         2   2  20
16:		         3   3  23
32:		        61  76 100
snapshot_time:            1758830681.039418686 secs.nsecs
start_time:               1758830647.487659005 secs.nsecs
elapsed_time:             33.551759681 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 5.79 seconds: 172.70 ops/second
llite.lustre-ffff9902f9cb4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9902f9cb4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9902f9cb4800.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:            1758830694.517259982 secs.nsecs
start_time:               1758830691.749042069 secs.nsecs
elapsed_time:             2.768217913 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         1   1   8
4:		         4   4  12
8:		        10  11  24
16:		         5   5  30
32:		        60  69 100
snapshot_time:            1758830694.517323651 secs.nsecs
start_time:               1758830691.749792531 secs.nsecs
elapsed_time:             2.767531120 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:            1758830725.263059867 secs.nsecs
start_time:               1758830691.749042069 secs.nsecs
elapsed_time:             33.514017798 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         1   1   9
4:		         4   4  13
8:		        10  11  25
16:		         5   5  31
32:		        60  68 100
snapshot_time:            1758830725.263136371 secs.nsecs
start_time:               1758830691.749792531 secs.nsecs
elapsed_time:             33.513343840 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1758830732 ; total 1 ; last 1)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1758830741 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9902f9cb4800.enable_statahead_fname=1
llite.lustre-ffff9902f9cb4800.statahead_min=8
llite.lustre-ffff9902f9cb4800.statahead_batch_max=64
llite.lustre-ffff9902f9cb4800.statahead_max=128