== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:05:21 (1772427921)
llite.lustre-ffff9cdf19b4f000.statahead_max=1024
llite.lustre-ffff9cdf19b4f000.statahead_batch_max=32
llite.lustre-ffff9cdf19b4f000.statahead_min=64
llite.lustre-ffff9cdf19b4f000.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 1.99 seconds: 502.50 ops/second
llite.lustre-ffff9cdf19b4f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cdf19b4f000.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:            1772427928.452835334 secs.nsecs
start_time:               1772427925.775456332 secs.nsecs
elapsed_time:             2.677379002 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         2   2   7
4:		        20  22  30
8:		         1   1  31
16:		         0   0  31
32:		        60  68 100
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:            1772427959.419163863 secs.nsecs
start_time:               1772427925.775456332 secs.nsecs
elapsed_time:             33.643707531 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         2   2   8
4:		        20  22  31
8:		         1   1  32
16:		         0   0  32
32:		        60  67 100
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 1.70 seconds: 589.75 ops/second
llite.lustre-ffff9cdf19b4f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cdf19b4f000.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:            1772427966.373113756 secs.nsecs
start_time:               1772427963.134422502 secs.nsecs
elapsed_time:             3.238691254 secs.nsecs
subreqs per batch   batches   % cum %
1:		        19  19  19
2:		         0   0  19
4:		         5   5  24
8:		        17  17  41
16:		         1   1  42
32:		        58  58 100
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: 995
miss_total: 0
snapshot_time:            1772427997.244644772 secs.nsecs
start_time:               1772427963.134422502 secs.nsecs
elapsed_time:             34.110222270 secs.nsecs
subreqs per batch   batches   % cum %
1:		        20  19  19
2:		         0   0  19
4:		         5   4  24
8:		        17  16  41
16:		         1   0  42
32:		        58  57 100
 - unlinked 0 (time 1772428000 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1772428004 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff9cdf19b4f000.enable_statahead_fname=1
llite.lustre-ffff9cdf19b4f000.statahead_min=8
llite.lustre-ffff9cdf19b4f000.statahead_batch_max=64
llite.lustre-ffff9cdf19b4f000.statahead_max=128