cgroups experiment

# Yum install -y libcgroup libcgroup-tools 
create a control group 
cgcreate CPU -g: / Test 
cgcreate CPU -g: / test2 

disable quota 
cgset -R & lt cpu.cfs_quota_us = -1 Test 
cpu.cfs_quota_us test2 = -1 -R & lt cgset 

set the weight 
-R & lt cpu.shares = 1024 test cgset 
cgset -R & lt cpu.shares test2 = 1024 

# CAT test.sh 
! # / bin / SH 
X = 0 
the while [True]; do 
   X = X + $. 1 
DONE; 

test 
# cgexec - CPU G: / ./test.sh Test 
# cgexec CPU -g: / test2 ./test.sh 
were run three, cpu utilization is 1: 1 
Test 512 configured 
CPU usage is 1: 2