zabbix监控做事浸染:
1.当涌现一些突发情形能及时相应。2.及时捕捉证据,追溯干系问题。监控工具的浸染:
监控系统性能指标的命令

CPU性能
top
- 15:09:50 up 2:13, 1 user, load average: 0.09, 0.05, 0.05
系统运行韶光 系统运行韶光 负载: 1分钟 5分钟 15分钟——负载情形
负载:均匀韶光内,CPU处理任务的数量
与核心数量相匹配:4个核心 4 大于4 则比较繁忙 小于4 比较正常的情形
htop 须要安装:yum install htop -y 显示结果与top类似,相对来说比较智能1[0.7%]Tasks: 42, 41 thr; 1 running2[0.0%]Load average: 0.00 0.01 0.053[0.7%]Uptime: 02:37:194[0.7%]Mem[|||||#249M/2.76G]Swp[0K/3.50G]PID USERPRINIVIRTRESSHR S CPU% MEM%TIME+Command30414 root200119M22121468 R0.70.10:00.06 htop752 root200288M53124064 S0.70.20:30.41 /usr/bin/vmtoolsd30067 root200160M61764776 S0.70.20:00.37 sshd: root@pts/01109 root200560M 175166168 S0.00.60:04.78 /usr/bin/python2 -Es /usr/sbin/tuned -l -P1 root200122M41882616 S0.00.10:07.42 /usr/lib/systemd/systemd --switched-root --system --des
uptime
展示top头部第一行
[root@localhost ~]# uptime15:35:20 up2:38,1 user,load average: 0.00, 0.01, 0.05
vmstat column -t:制表符为间隔对齐
[root@localhost ~]# vmstat | column -tprocs-----------memory-------------swap-------io-----system--------cpu-----rbswpdfreebuffcachesisobiboincsussyidwast3002252136211639658800852525009900
内存
free
[root@localhost ~]# free -h totalusedfreesharedbuff/cacheavailableMem:2.8G238M2.1G9.7M389M2.4GSwap:3.5G0B3.5G
磁盘
iotopTotal DISK READ :0.00 B/s | Total DISK WRITE :0.00 B/sActual DISK READ:0.00 B/s | Actual DISK WRITE:0.00 B/sTIDPRIOUSERDISK READDISK WRITESWAPINIO>COMMAND1 be/4 root0.00 B/s0.00 B/s0.00 %0.00 % systemd --switched-root --system --deserialize 222 be/4 root0.00 B/s0.00 B/s0.00 %0.00 % [kthreadd]4 be/0 root0.00 B/s0.00 B/s0.00 %0.00 % [kworker/0:0H]
df
[root@localhost ~]# df -h文件系统容量已用可用 已用% 挂载点devtmpfs1.4G01.4G0% /devtmpfs1.4G01.4G0% /dev/shmtmpfs1.4G9.8M1.4G1% /runtmpfs1.4G01.4G0% /sys/fs/cgroup/dev/mapper/centos-root21G6.4G15G32% //dev/sda11014M233M782M23% /boot/dev/mapper/centos-home10G33M10G1% /hometmpfs283M0283M0% /run/user/0[root@localhost ~]#
网络/进程
iftop12.5Kb25.0Kb37.5Kb50.0Kb62.5Kb+----------------------+-----------------------+-----------------------+-----------------------+-----------------------localhost.localdomain=> 192.168.171.1880b842b1.05Kb<=184b184b193blocalhost.localdomain=> gateway0b0b58b<=0b0b100blocalhost.localdomain=> time.cloudflare.com0b0b15b<=0b0b0b
ps -ef
[root@localhost ~]# ps -efUIDPIDPPIDC STIME TTYTIME CMDroot100 12:56 ?00:00:07 /usr/lib/systemd/systemd --switched-root --system --deserialize 22root200 12:56 ?00:00:00 [kthreadd]root420 12:56 ?00:00:00 [kworker/0:0H]root620 12:56 ?00:00:01 [ksoftirqd/0]root720 12:56 ?00:00:01 [migration/0]root820 12:56 ?00:00:00 [rcu_bh]root920 12:56 ?00:00:14 [rcu_sched]root1020 12:56 ?00:00:00 [lru-add-drain]
pstree
systemd─┬─ModemManager───2[{ModemManager}]├─NetworkManager─┬─dhclient│└─2[{NetworkManager}]├─VGAuthService├─2[abrt-watch-log]├─abrtd├─agetty├─atd
企业常见监控工具
zabbix版本选择:LTS
zabbix5的版本具备哪些新特性
组件版本哀求:mysql>5.5 php>7.2
官方手册:
https://www.zabbix.com/documentation/5.0/zh/manual/installation/getting_zabbix
1.增加了监控项预测功能
2.自动创造规则进行重新定义与延伸,支持过滤监控、触发器、主机
3.监控项取值:256 上调到 2048
4.MD5 指纹加密 改进为bcrypt 技能
5.不再支持ES7以前的版本
6.全面支持zabbix-agent2
zabbix监控做事架构模型
snmp:zabbix监控网络性能所依赖协议
IPMI:用于监控物理硬件性能指标,可以获取物理设备的温度、CPU转速
JMX:监控java项目所利用的的出口。