== conf-sanity test 165: automatic at_min scaling based on expected clients ========================================================== 02:06:11 (1788847571)
start mds service on oleg129-server
Start mds1: mount -t lustre -o localrecov  /dev/mapper/mds1_flakey /mnt/lustre-mds1
oleg129-server: oleg129-server.virtnet: executing set_default_debug -1 all
pdsh@oleg129-client: oleg129-server: ssh exited with exit code 1
Started lustre-MDT0000
start mds service on oleg129-server
Start mds2: mount -t lustre -o localrecov  /dev/mapper/mds2_flakey /mnt/lustre-mds2
oleg129-server: oleg129-server.virtnet: executing set_default_debug -1 all
pdsh@oleg129-client: oleg129-server: ssh exited with exit code 1
Started lustre-MDT0001
oleg129-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0
oleg129-client.virtnet: executing wait_import_state_mount FULL mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1475 0
start ost1 service on oleg129-server
Start ost1: mount -t lustre -o localrecov  /dev/mapper/ost1_flakey /mnt/lustre-ost1
seq.cli-lustre-OST0000-super.width=65536
oleg129-server: oleg129-server.virtnet: executing set_default_debug -1 all
pdsh@oleg129-client: oleg129-server: ssh exited with exit code 1
Started lustre-OST0000
oleg129-client.virtnet: executing wait_import_state_mount (FULL|IDLE) osc.lustre-OST0000-osc-[-0-9a-f]*.ost_server_uuid 1475 0
mount lustre  on /mnt/lustre.....
Starting client: oleg129-client.virtnet:  -o user_xattr,flock 192.168.201.129@tcp:/lustre /mnt/lustre
Testing automatic AT parameter scaling
at_min=0
expected_clients=8
8 clients -> at_min=5
at_min=0
expected_clients=16
16 clients -> at_min=5
at_min=0
expected_clients=32
32 clients -> at_min=5
at_min=0
expected_clients=64
64 clients -> at_min=7
at_min=0
expected_clients=256
256 clients -> at_min=12
at_min=0
expected_clients=5000
5000 clients -> at_min=22
at_min=0
expected_clients=1
Minimum bound respected
expected_clients=1000
expected_clients=10000
Logarithmic scaling verified
at_min=0
at_max=20
expected_clients=5000
Invariant at_min <= at_max respected with lowered at_max
at_min=0
at_min=15
expected_clients=10000
All automatic at_min scaling tests passed!
at_max=600
expected_clients=2
at_min=0
at_min=5
umount lustre on /mnt/lustre.....
Stopping client oleg129-client.virtnet /mnt/lustre (opts:)
stop ost1 service on oleg129-server
Stopping /mnt/lustre-ost1 (opts:-f) on oleg129-server
stop mds service on oleg129-server
Stopping /mnt/lustre-mds1 (opts:-f) on oleg129-server
stop mds service on oleg129-server
Stopping /mnt/lustre-mds2 (opts:-f) on oleg129-server
unloading modules via unload_modules_local on: 'oleg129-server'
oleg129-server: oleg129-server.virtnet: executing unload_modules_local
oleg129-server: kmemleak disabled
modules unloaded.