== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:17:56 (1777504676)
llite.lustre-ffff9a5ec3c17800.statahead_max=1024
llite.lustre-ffff9a5ec3c17800.statahead_batch_max=32
llite.lustre-ffff9a5ec3c17800.statahead_min=64
llite.lustre-ffff9a5ec3c17800.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 1.05 seconds: 951.51 ops/second
llite.lustre-ffff9a5ec3c17800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a5ec3c17800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a5ec3c17800.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:            1777504681.158756934 secs.nsecs
start_time:               1777504678.927883232 secs.nsecs
elapsed_time:             2.230873702 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         3   3   3
4:		        20  23  26
8:		         3   3  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1777504681.158818405 secs.nsecs
start_time:               1777504678.927939174 secs.nsecs
elapsed_time:             2.230879231 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:            1777504712.293269298 secs.nsecs
start_time:               1777504678.927883232 secs.nsecs
elapsed_time:             33.365386066 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         3   3   4
4:		        20  22  27
8:		         3   3  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1777504712.293332108 secs.nsecs
start_time:               1777504678.927939174 secs.nsecs
elapsed_time:             33.365392934 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 0.92 seconds: 1092.03 ops/second
llite.lustre-ffff9a5ec3c17800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a5ec3c17800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a5ec3c17800.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:            1777504716.511613752 secs.nsecs
start_time:               1777504714.822290679 secs.nsecs
elapsed_time:             1.689323073 secs.nsecs
subreqs per batch   batches   % cum %
1:		        55  37  37
2:		        10   6  43
4:		         6   4  47
8:		        20  13  61
16:		         2   1  62
32:		        55  37 100
snapshot_time:            1777504716.511667197 secs.nsecs
start_time:               1777504714.822346784 secs.nsecs
elapsed_time:             1.689320413 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: 995
miss_total: 0
snapshot_time:            1777504747.615455691 secs.nsecs
start_time:               1777504714.822290679 secs.nsecs
elapsed_time:             32.793165012 secs.nsecs
subreqs per batch   batches   % cum %
1:		        56  37  37
2:		        10   6  44
4:		         6   4  48
8:		        20  13  61
16:		         2   1  63
32:		        55  36 100
snapshot_time:            1777504747.615521237 secs.nsecs
start_time:               1777504714.822346784 secs.nsecs
elapsed_time:             32.793174453 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1777504749 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1777504751 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff9a5ec3c17800.enable_statahead_fname=1
llite.lustre-ffff9a5ec3c17800.statahead_min=8
llite.lustre-ffff9a5ec3c17800.statahead_batch_max=64
llite.lustre-ffff9a5ec3c17800.statahead_max=128