[root@cpkvm ~]# virsh list
Id Name State
----------------------------------------------------
3 kvmtestvm running
[root@cpkvm ~]# virsh schedinfo 3
Scheduler : posix
cpu_shares : 154
vcpu_period : 100000
vcpu_quota : -1
emulator_period: 100000
emulator_quota : -1
global_period : 100000
global_quota : -1
iothread_period: 100000
iothread_quota : -1
[root@cpkvm ~]# virsh schedinfo 3 --set global_quota=25
Scheduler : posix
error: invalid argument: value of 'global_quota' is out of range [1000, 18446744073709551]
[1000, 18446744073709551] - what this range mean?
[root@cpkvm ~]#
[root@cpkvm ~]# virsh schedinfo 3 --set global_quota=25000
Scheduler : posix
cpu_shares : 154
vcpu_period : 100000
vcpu_quota : 12500
emulator_period: 100000
emulator_quota : -1
global_period : 100000
global_quota : 25000
iothread_period: 100000
iothread_quota : 25000
[root@cpkvm ~]#