1. How to find disc space
sh-4.4$ df -h
2. How to find the linux name and version
sh-4.4$ uname -a
3. How to find the last yum update
4. How to find the last rebooted time for linux
sh-4.4$ df -h
Filesystem Size Used Avail Use% Mounted on
overlay 440G 12G 406G 3% /
tmpfs 126G 0 126G 0% /dev
tmpfs 126G 0 126G 0% /sys/fs/cgroup
/dev/sdb1 440G 12G 406G 3% /etc/hosts
shm 64M 0 64M 0% /dev/shm
tmpfs 126G 0 126G 0% /sys/firmware
2. How to find the linux name and version
sh-4.4$ uname -a
Linux 73482bbdf7a0 3.10.0-514.26.2.el7.x86_64 #1
SMP Tue Jul 4 15:04:05 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
3. How to find the last yum update
$ grep Updated: /var/log/yum.log | tail-5
4. How to find the last rebooted time for linux
sh-4.4$ last reboot
wtmp begins Sun Jan 28 20:27:49 2018
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