== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:50:59 (1787791859)
llite.lustre-ffff8952c3d0f800.statahead_max=1024
llite.lustre-ffff8952c3d0f800.statahead_batch_max=32
llite.lustre-ffff8952c3d0f800.statahead_min=64
llite.lustre-ffff8952c3d0f800.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 5.26 seconds: 190.24 ops/second
llite.lustre-ffff8952c3d0f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8952c3d0f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8952c3d0f800.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:            1787791872.850667941 secs.nsecs
start_time:               1787791870.176788022 secs.nsecs
elapsed_time:             2.673879919 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         6   7  16
8:		         6   7  23
16:		         4   4  28
32:		        60  71 100
snapshot_time:            1787791872.850809101 secs.nsecs
start_time:               1787791870.176880949 secs.nsecs
elapsed_time:             2.673928152 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:            1787791903.804040792 secs.nsecs
start_time:               1787791870.176788022 secs.nsecs
elapsed_time:             33.627252770 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         6   7  17
8:		         6   7  24
16:		         4   4  29
32:		        60  70 100
snapshot_time:            1787791903.807858696 secs.nsecs
start_time:               1787791870.176880949 secs.nsecs
elapsed_time:             33.630977747 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 5.35 seconds: 186.75 ops/second
llite.lustre-ffff8952c3d0f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8952c3d0f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8952c3d0f800.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:            1787791915.688992318 secs.nsecs
start_time:               1787791912.915377224 secs.nsecs
elapsed_time:             2.773615094 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         2   2   9
4:		         0   0   9
8:		         9  10  20
16:		         8   9  29
32:		        59  70 100
snapshot_time:            1787791915.689060678 secs.nsecs
start_time:               1787791912.915596317 secs.nsecs
elapsed_time:             2.773464361 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:            1787791946.661367252 secs.nsecs
start_time:               1787791912.915377224 secs.nsecs
elapsed_time:             33.745990028 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		         0   0  10
8:		         9  10  21
16:		         8   9  30
32:		        59  69 100
snapshot_time:            1787791946.661440240 secs.nsecs
start_time:               1787791912.915596317 secs.nsecs
elapsed_time:             33.745843923 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787791952 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787791961 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8952c3d0f800.enable_statahead_fname=1
llite.lustre-ffff8952c3d0f800.statahead_min=8
llite.lustre-ffff8952c3d0f800.statahead_batch_max=64
llite.lustre-ffff8952c3d0f800.statahead_max=128