== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:17:17 (1746134237)
llite.lustre-ffff88009759e800.statahead_max=1024
llite.lustre-ffff88009759e800.statahead_batch_max=32
llite.lustre-ffff88009759e800.statahead_min=64
llite.lustre-ffff88009759e800.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 2.33 seconds: 429.12 ops/second
llite.lustre-ffff88009759e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88009759e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88009759e800.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:            1746134243.461372158 secs.nsecs
start_time:               1746134242.387775952 secs.nsecs
elapsed_time:             1.073596206 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  11  11
2:		         8   8  20
4:		         8   8  28
8:		         8   8  36
16:		         1   1  37
32:		        59  62 100
snapshot_time:            1746134243.461471015 secs.nsecs
start_time:               1746134242.387835625 secs.nsecs
elapsed_time:             1.073635390 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:            1746134273.892496032 secs.nsecs
start_time:               1746134242.387775952 secs.nsecs
elapsed_time:             31.504720080 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  12  12
2:		         8   8  20
4:		         8   8  29
8:		         8   8  37
16:		         1   1  38
32:		        59  61 100
snapshot_time:            1746134273.892580353 secs.nsecs
start_time:               1746134242.387835625 secs.nsecs
elapsed_time:             31.504744728 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 2.02 seconds: 495.07 ops/second
llite.lustre-ffff88009759e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff88009759e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88009759e800.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:            1746134278.339911176 secs.nsecs
start_time:               1746134277.510269519 secs.nsecs
elapsed_time:             0.829641657 secs.nsecs
subreqs per batch   batches   % cum %
1:		        17  17  17
2:		         3   3  20
4:		         4   4  24
8:		        12  12  36
16:		         6   6  42
32:		        57  57 100
snapshot_time:            1746134278.340020159 secs.nsecs
start_time:               1746134277.510357024 secs.nsecs
elapsed_time:             0.829663135 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:            1746134308.593957213 secs.nsecs
start_time:               1746134277.510269519 secs.nsecs
elapsed_time:             31.083687694 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  18  18
2:		         3   3  21
4:		         4   4  25
8:		        12  12  37
16:		         6   6  43
32:		        57  57 100
snapshot_time:            1746134308.594029769 secs.nsecs
start_time:               1746134277.510357024 secs.nsecs
elapsed_time:             31.083672745 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1746134310 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1746134313 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff88009759e800.enable_statahead_fname=1
llite.lustre-ffff88009759e800.statahead_min=8
llite.lustre-ffff88009759e800.statahead_batch_max=64
llite.lustre-ffff88009759e800.statahead_max=128