== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:03:40 (1743206620)
llite.lustre-ffff880081b41800.statahead_max=1024
llite.lustre-ffff880081b41800.statahead_batch_max=32
llite.lustre-ffff880081b41800.statahead_min=64
llite.lustre-ffff880081b41800.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 2.08 seconds: 481.87 ops/second
llite.lustre-ffff880081b41800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880081b41800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880081b41800.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:            1743206625.935005307 secs.nsecs
start_time:               1743206625.033444784 secs.nsecs
elapsed_time:             0.901560523 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   7   7
2:		         0   0   7
4:		        21  23  31
8:		         2   2  33
16:		         0   0  33
32:		        60  66 100
snapshot_time:            1743206625.935230957 secs.nsecs
start_time:               1743206625.033532724 secs.nsecs
elapsed_time:             0.901698233 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:            1743206656.268752641 secs.nsecs
start_time:               1743206625.033444784 secs.nsecs
elapsed_time:             31.235307857 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   8   8
2:		         0   0   8
4:		        21  23  31
8:		         2   2  34
16:		         0   0  34
32:		        60  65 100
snapshot_time:            1743206656.268879365 secs.nsecs
start_time:               1743206625.033532724 secs.nsecs
elapsed_time:             31.235346641 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 1.94 seconds: 515.52 ops/second
llite.lustre-ffff880081b41800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880081b41800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880081b41800.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:            1743206660.321524286 secs.nsecs
start_time:               1743206659.781016071 secs.nsecs
elapsed_time:             0.540508215 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  14  14
2:		         0   0  14
4:		         1   1  15
8:		        20  21  36
16:		         1   1  38
32:		        57  61 100
snapshot_time:            1743206660.321588991 secs.nsecs
start_time:               1743206659.781131851 secs.nsecs
elapsed_time:             0.540457140 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:            1743206690.653518501 secs.nsecs
start_time:               1743206659.781016071 secs.nsecs
elapsed_time:             30.872502430 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  15  15
2:		         0   0  15
4:		         1   1  16
8:		        20  21  37
16:		         1   1  38
32:		        57  61 100
snapshot_time:            1743206690.653715171 secs.nsecs
start_time:               1743206659.781131851 secs.nsecs
elapsed_time:             30.872583320 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1743206693 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1743206697 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff880081b41800.enable_statahead_fname=1
llite.lustre-ffff880081b41800.statahead_min=8
llite.lustre-ffff880081b41800.statahead_batch_max=64
llite.lustre-ffff880081b41800.statahead_max=128