== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:44:43 (1781034283)
llite.lustre-ffff9d68c32ef800.statahead_max=1024
llite.lustre-ffff9d68c32ef800.statahead_batch_max=32
llite.lustre-ffff9d68c32ef800.statahead_min=64
llite.lustre-ffff9d68c32ef800.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 1.49 seconds: 671.24 ops/second
llite.lustre-ffff9d68c32ef800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d68c32ef800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d68c32ef800.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:            1781034289.829369609 secs.nsecs
start_time:               1781034287.084400838 secs.nsecs
elapsed_time:             2.744968771 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   4   4
2:		         2   2   6
4:		        13  14  21
8:		         8   9  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1781034289.829438879 secs.nsecs
start_time:               1781034287.084547268 secs.nsecs
elapsed_time:             2.744891611 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1781034320.594618732 secs.nsecs
start_time:               1781034287.084400838 secs.nsecs
elapsed_time:             33.510217894 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   7
4:		        13  14  22
8:		         8   9  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1781034320.594659233 secs.nsecs
start_time:               1781034287.084547268 secs.nsecs
elapsed_time:             33.510111965 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 1.68 seconds: 593.89 ops/second
llite.lustre-ffff9d68c32ef800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d68c32ef800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d68c32ef800.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:            1781034327.290938463 secs.nsecs
start_time:               1781034324.339836540 secs.nsecs
elapsed_time:             2.951101923 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  10  10
2:		         2   2  13
4:		         4   4  17
8:		        14  15  32
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1781034327.290978050 secs.nsecs
start_time:               1781034324.339899811 secs.nsecs
elapsed_time:             2.951078239 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:            1781034358.052712377 secs.nsecs
start_time:               1781034324.339836540 secs.nsecs
elapsed_time:             33.712875837 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  11  11
2:		         2   2  14
4:		         4   4  18
8:		        14  15  33
16:		         2   2  35
32:		        59  64 100
snapshot_time:            1781034358.052761153 secs.nsecs
start_time:               1781034324.339899811 secs.nsecs
elapsed_time:             33.712861342 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781034360 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1781034363 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff9d68c32ef800.enable_statahead_fname=1
llite.lustre-ffff9d68c32ef800.statahead_min=8
llite.lustre-ffff9d68c32ef800.statahead_batch_max=64
llite.lustre-ffff9d68c32ef800.statahead_max=128