== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:17:18 (1786958238)
llite.lustre-ffff9d75434d2800.statahead_max=1024
llite.lustre-ffff9d75434d2800.statahead_batch_max=32
llite.lustre-ffff9d75434d2800.statahead_min=64
llite.lustre-ffff9d75434d2800.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 7.17 seconds: 139.45 ops/second
llite.lustre-ffff9d75434d2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d75434d2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d75434d2800.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:            1786958258.179773228 secs.nsecs
start_time:               1786958253.503739664 secs.nsecs
elapsed_time:             4.676033564 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		         8   9  21
8:		         7   8  29
16:		         0   0  29
32:		        60  70 100
snapshot_time:            1786958258.179852756 secs.nsecs
start_time:               1786958253.503912696 secs.nsecs
elapsed_time:             4.675940060 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:            1786958289.355962238 secs.nsecs
start_time:               1786958253.503739664 secs.nsecs
elapsed_time:             35.852222574 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         3   3  12
4:		         8   9  22
8:		         7   8  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1786958289.367208294 secs.nsecs
start_time:               1786958253.503912696 secs.nsecs
elapsed_time:             35.863295598 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 6.80 seconds: 147.09 ops/second
llite.lustre-ffff9d75434d2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d75434d2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d75434d2800.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:            1786958306.202934694 secs.nsecs
start_time:               1786958302.140723247 secs.nsecs
elapsed_time:             4.062211447 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  16  16
2:		         4   4  20
4:		         5   5  25
8:		         9   9  34
16:		         6   6  40
32:		        58  59 100
snapshot_time:            1786958306.203002790 secs.nsecs
start_time:               1786958302.140896294 secs.nsecs
elapsed_time:             4.062106496 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:            1786958337.574914887 secs.nsecs
start_time:               1786958302.140723247 secs.nsecs
elapsed_time:             35.434191640 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  17  17
2:		         4   4  21
4:		         5   5  26
8:		         9   9  35
16:		         6   6  41
32:		        58  58 100
snapshot_time:            1786958337.574979838 secs.nsecs
start_time:               1786958302.140896294 secs.nsecs
elapsed_time:             35.434083544 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786958347 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1786958358 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9d75434d2800.enable_statahead_fname=1
llite.lustre-ffff9d75434d2800.statahead_min=8
llite.lustre-ffff9d75434d2800.statahead_batch_max=64
llite.lustre-ffff9d75434d2800.statahead_max=128