环境
服务器配置：
CPU型号：Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
CPU核素：16
内存：64GB
操作系统
版本：CentOS Linux release 7.5.1804 (Core)
主机列表：
192.168.0.101 node1
192.168.0.102 node2
192.168.0.103 node3
192.168.0.104 node4
192.168.0.105 node4
软件路径：/data/tools/
JAVA_HOME路径：/opt/java # java为软链接
Hadoop集群路径：/data/bigdata/
软件版本：
| 组件名 | 安装包 | 说明 |
|---|---|---|
| JDK | jdk-8u162-linux-x64.tar.gz | 基础环境 |
| zookeeper | zookeeper-3.4.12.tar.gz | Text |
| Hadoop | hadoop-2.7.6.tar.gz | Text |
| spark | spark-2.1.2-bin-hadoop2.7.tgz | Text |
| hbase | hbase-1.2.6-bin.tar.gz | Text |
| hive | apache-hive-2.3.3-bin.tar.gz | Text |
| kafka | kafka_2.11-1.1.0.tgz | Text |
| hue | hue-3.12.0.tgz | Text |
| flume | apache-flume-1.8.0-bin.tar.gz | Text |
常用命令
1、查看系统基本配置：
[[email protected] ~]# uname -a
Linux node1 3.10.0-123.9.3.el7.x86_64 #1 SMP Thu Nov 6 15:06:03 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
[[email protected] ~]# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
[[email protected] ~]# free -m
total used free shared buffers cached
Mem: 64267 2111 62156 16 212 1190
-/+ buffers/cache: 708 63559
Swap: 0 0 0
[[email protected] ~]# free -g
total used free shared buffers cached
Mem: 62 2 60 0 0 1
-/+ buffers/cache: 0 62
Swap: 0 0 0
[[email protected] ~]# lscpu
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 16
On-line CPU(s) list: 0-15
Thread(s) per core: 2
Core(s) per socket: 8
Socket(s): 1
NUMA node(s): 1
Vendor ID: GenuineIntel
CPU family: 6
Model: 79
Model name: Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
Stepping: 1
CPU MHz: 2095.148
BogoMIPS: 4190.29
Hypervisor vendor: KVM
Virtualization type: full
L1d cache: 32K
L1i cache: 32K
L2 cache: 256K
L3 cache: 20480K
NUMA node0 CPU(s): 0-15
[[email protected] ~]# df -h
文件系统 容量 已用 可用 已用% 挂载点
/dev/sda2 100G 3.1G 97G 4% /
devtmpfs 7.7G 0 7.7G 0% /dev
tmpfs 7.8G 0 7.8G 0% /dev/shm
tmpfs 7.8G 233M 7.5G 3% /run
tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup
/dev/sda1 500M 9.8M 490M 2% /boot/efi
/dev/sda4 1.8T 9.3G 1.8T 1% /data
tmpfs 1.6G 0 1.6G 0% /run/user/1000原文地址：http://blog.51cto.com/moerjinrong/2122008
时间： 2024-11-14 12:58:18