系统性能[一]

系统性能监控工具

top
htop      yum install htop -y

htop的界面      F1进入帮助
netstat
dstat      yum install dstat -y
vmstat
ss
glances

 

部署瑞士军刀glances一款强大的性能监控软件

yum install python-pip python-devel -y
yum -y install glances
pip install --upgrade glances

 glances的界面

进入glances后按h显示帮助

Configuration file: /etc/glances/glances.conf
a  Sort processes automatically               
c  Sort processes by CPU%                               
m  Sort processes by MEM%                              
u  Sort processes by USER                
p  Sort processes by name                        
i  Sort processes by I/O rate                          
t  Sort processes by TIME                        
d  Show/hide disk I/O stats              
f  Show/hide filesystem stats                  
n  Show/hide network stats                     
s  Show/hide sensors stats               
2  Show/hide left sidebar                                    
z  Enable/disable processes stats                
3  Enable/disable quick look plugin     
e  Enable/disable top extended stats    
/  Enable/disable short processes name            
G  Enable/disable gpu plugin                        
0  Enable/disable Irix process CPU       
b  Bytes or bits for network I/O
l  Show/hide alert logs (小写L)
w  Delete warning alerts
x  Delete warning and critical alerts
1  Global CPU or per-CPU stats
i  Show/hide IP module  
D  Enable/disable Docker stats
T  View network I/O as combination    
U  View cumulative network I/O  
F  Show filesystem free space   
g  Generate graphs for current history
r  Reset history  
h  Show/hide this help screen
B  Count/rate for Disk I/O            
5  Show/hide top menu (QL, CPU, MEM, SWAP and LOAD)
Q  Show/hide IRQ stats       
6  Enable/disable mean gpu
q  Quit (Esc and Ctrl-C also work)