== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 14:28:39 (1772479719)
llite.lustre-ffff938ba4d65000.statahead_max=1024
llite.lustre-ffff938ba4d65000.statahead_batch_max=32
llite.lustre-ffff938ba4d65000.statahead_min=64
llite.lustre-ffff938ba4d65000.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 0.98 seconds: 1019.25 ops/second
llite.lustre-ffff938ba4d65000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff938ba4d65000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff938ba4d65000.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:            1772479725.044496473 secs.nsecs
start_time:               1772479723.088738979 secs.nsecs
elapsed_time:             1.955757494 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         1   1   3
4:		        21  24  28
8:		         1   1  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1772479725.044551126 secs.nsecs
start_time:               1772479723.088812534 secs.nsecs
elapsed_time:             1.955738592 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:            1772479755.619495374 secs.nsecs
start_time:               1772479723.088738979 secs.nsecs
elapsed_time:             32.530756395 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         1   1   4
4:		        21  24  29
8:		         1   1  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1772479755.619542562 secs.nsecs
start_time:               1772479723.088812534 secs.nsecs
elapsed_time:             32.530730028 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 1.51 seconds: 661.97 ops/second
llite.lustre-ffff938ba4d65000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff938ba4d65000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff938ba4d65000.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:            1772479761.396640615 secs.nsecs
start_time:               1772479759.313043434 secs.nsecs
elapsed_time:             2.083597181 secs.nsecs
subreqs per batch   batches   % cum %
1:		        23  21  21
2:		         3   2  24
4:		         5   4  28
8:		        14  13  42
16:		         4   3  45
32:		        58  54 100
snapshot_time:            1772479761.396686442 secs.nsecs
start_time:               1772479759.313142018 secs.nsecs
elapsed_time:             2.083544424 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:            1772479791.773244183 secs.nsecs
start_time:               1772479759.313043434 secs.nsecs
elapsed_time:             32.460200749 secs.nsecs
subreqs per batch   batches   % cum %
1:		        24  22  22
2:		         3   2  25
4:		         5   4  29
8:		        14  12  42
16:		         4   3  46
32:		        58  53 100
snapshot_time:            1772479791.773286016 secs.nsecs
start_time:               1772479759.313142018 secs.nsecs
elapsed_time:             32.460143998 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1772479794 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1772479797 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff938ba4d65000.enable_statahead_fname=1
llite.lustre-ffff938ba4d65000.statahead_min=8
llite.lustre-ffff938ba4d65000.statahead_batch_max=64
llite.lustre-ffff938ba4d65000.statahead_max=128