== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 01:56:09 (1781243769)
llite.lustre-ffff9960c73d5000.statahead_max=1024
llite.lustre-ffff9960c73d5000.statahead_batch_max=32
llite.lustre-ffff9960c73d5000.statahead_min=64
llite.lustre-ffff9960c73d5000.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 6.25 seconds: 160.04 ops/second
llite.lustre-ffff9960c73d5000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9960c73d5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9960c73d5000.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:            1781243785.985113773 secs.nsecs
start_time:               1781243781.981338746 secs.nsecs
elapsed_time:             4.003775027 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   2   2
2:		         4   4   7
4:		        15  17  25
8:		         3   3  28
16:		         0   0  28
32:		        60  71 100
snapshot_time:            1781243785.985474759 secs.nsecs
start_time:               1781243781.981418044 secs.nsecs
elapsed_time:             4.004056715 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: 993
miss_total: 2
snapshot_time:            1781243817.221069261 secs.nsecs
start_time:               1781243781.981338746 secs.nsecs
elapsed_time:             35.239730515 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3   3   3
2:		         4   4   8
4:		        15  17  25
8:		         3   3  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1781243817.221137273 secs.nsecs
start_time:               1781243781.981418044 secs.nsecs
elapsed_time:             35.239719229 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 6.01 seconds: 166.40 ops/second
llite.lustre-ffff9960c73d5000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9960c73d5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9960c73d5000.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:            1781243831.791325369 secs.nsecs
start_time:               1781243828.283456281 secs.nsecs
elapsed_time:             3.507869088 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7   8   8
2:		         3   3  11
4:		         2   2  13
8:		         7   8  22
16:		         8   9  31
32:		        59  68 100
snapshot_time:            1781243831.791395101 secs.nsecs
start_time:               1781243828.283641200 secs.nsecs
elapsed_time:             3.507753901 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:            1781243862.639007676 secs.nsecs
start_time:               1781243828.283456281 secs.nsecs
elapsed_time:             34.355551395 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8   9   9
2:		         3   3  12
4:		         2   2  14
8:		         7   8  22
16:		         8   9  32
32:		        59  67 100
snapshot_time:            1781243862.639067621 secs.nsecs
start_time:               1781243828.283641200 secs.nsecs
elapsed_time:             34.355426421 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1781243870 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1781243880 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9960c73d5000.enable_statahead_fname=1
llite.lustre-ffff9960c73d5000.statahead_min=8
llite.lustre-ffff9960c73d5000.statahead_batch_max=64
llite.lustre-ffff9960c73d5000.statahead_max=128