Step 1: Create SWAP Volume . Volume type Magnetic (Standard)
Step 2 : Attach Volume
Step 3: Swap commands on EC2
[root@OEL_7 ~]# mkswap /dev/xvdh1
Setting up swapspace version 1, size = 2096124 KiB
no label, UUID=25ec5f9f-97cc-426e-955f-a9ece392da1d
[root@OEL_7 ~]# swapon /dev/xvdh1
[root@OEL_7 ~]# swapon -s
Filename Type Size Used Priority
/dev/xvdh1 partition 2096124 0 -2
[root@OEL_7 ~]# free -m
total used free shared buff/cache available
Mem: 989 40 828 12 120 894
Swap: 2046 0 2046
[root@OEL_7 ~]# vi /etc/fstab
[root@OEL_7 ~]# mount -a
[root@OEL_7 ~]# df -ah
Filesystem Size Used Avail Use% Mounted on
rootfs - - - - /
sysfs 0 0 0 - /sys
proc 0 0 0 - /proc
devtmpfs 480M 0 480M 0% /dev
securityfs 0 0 0 - /sys/kernel/security
tmpfs 495M 0 495M 0% /dev/shm
devpts 0 0 0 - /dev/pts
tmpfs 495M 13M 482M 3% /run
tmpfs 495M 0 495M 0% /sys/fs/cgroup
cgroup 0 0 0 - /sys/fs/cgroup/systemd
pstore 0 0 0 - /sys/fs/pstore
cgroup 0 0 0 - /sys/fs/cgroup/pids
cgroup 0 0 0 - /sys/fs/cgroup/blkio
cgroup 0 0 0 - /sys/fs/cgroup/perf_event
cgroup 0 0 0 - /sys/fs/cgroup/freezer
cgroup 0 0 0 - /sys/fs/cgroup/cpu,cpuacct
cgroup 0 0 0 - /sys/fs/cgroup/memory
cgroup 0 0 0 - /sys/fs/cgroup/hugetlb
cgroup 0 0 0 - /sys/fs/cgroup/cpuset
cgroup 0 0 0 - /sys/fs/cgroup/net_cls,net_prio
cgroup 0 0 0 - /sys/fs/cgroup/devices
configfs 0 0 0 - /sys/kernel/config
/dev/xvda1 15G 7.1G 6.9G 51% /
selinuxfs 0 0 0 - /sys/fs/selinux
mqueue 0 0 0 - /dev/mqueue
debugfs 0 0 0 - /sys/kernel/debug
hugetlbfs 0 0 0 - /dev/hugepages
systemd-1 - - - - /proc/sys/fs/binfmt_misc
binfmt_misc 0 0 0 - /proc/sys/fs/binfmt_misc
sunrpc 0 0 0 - /var/lib/nfs/rpc_pipefs
tmpfs 99M 0 99M 0% /run/user/1000
/dev/xvdf1 99G 61M 94G 1% /oracle
/dev/xvdg1 9.8G 37M 9.2G 1% /oradata
[root@OEL_7 ~]# cat /fstab
cat: /fstab: No such file or directory
[root@OEL_7 ~]# cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Tue Nov 27 11:40:36 2018
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
UUID=d5388b06-35e3-435e-8eaf-09a08de83883 / ext4 defaults 0 0
/dev/xvdf1 /oracle ext4 defaults 0 0
/dev/xvdg1 /oradata ext4 defaults 0 0
/dev/xvdh1 swap swap 0 0
[root@OEL_7 ~]#
[root@OEL_7 ~]# cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Tue Nov 27 11:40:36 2018
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
UUID=d5388b06-35e3-435e-8eaf-09a08de83883 / ext4 defaults 0 0
/dev/xvdf1 /oracle ext4 defaults 0 0
/dev/xvdg1 /oradata ext4 defaults 0 0
/dev/xvdh1 swap swap 0 0
[root@OEL_7 ~]#
Step 2 : Attach Volume
Step 3: Swap commands on EC2
[root@OEL_7 ~]# mkswap /dev/xvdh1
Setting up swapspace version 1, size = 2096124 KiB
no label, UUID=25ec5f9f-97cc-426e-955f-a9ece392da1d
[root@OEL_7 ~]# swapon /dev/xvdh1
[root@OEL_7 ~]# swapon -s
Filename Type Size Used Priority
/dev/xvdh1 partition 2096124 0 -2
[root@OEL_7 ~]# free -m
total used free shared buff/cache available
Mem: 989 40 828 12 120 894
Swap: 2046 0 2046
[root@OEL_7 ~]# vi /etc/fstab
[root@OEL_7 ~]# mount -a
[root@OEL_7 ~]# df -ah
Filesystem Size Used Avail Use% Mounted on
rootfs - - - - /
sysfs 0 0 0 - /sys
proc 0 0 0 - /proc
devtmpfs 480M 0 480M 0% /dev
securityfs 0 0 0 - /sys/kernel/security
tmpfs 495M 0 495M 0% /dev/shm
devpts 0 0 0 - /dev/pts
tmpfs 495M 13M 482M 3% /run
tmpfs 495M 0 495M 0% /sys/fs/cgroup
cgroup 0 0 0 - /sys/fs/cgroup/systemd
pstore 0 0 0 - /sys/fs/pstore
cgroup 0 0 0 - /sys/fs/cgroup/pids
cgroup 0 0 0 - /sys/fs/cgroup/blkio
cgroup 0 0 0 - /sys/fs/cgroup/perf_event
cgroup 0 0 0 - /sys/fs/cgroup/freezer
cgroup 0 0 0 - /sys/fs/cgroup/cpu,cpuacct
cgroup 0 0 0 - /sys/fs/cgroup/memory
cgroup 0 0 0 - /sys/fs/cgroup/hugetlb
cgroup 0 0 0 - /sys/fs/cgroup/cpuset
cgroup 0 0 0 - /sys/fs/cgroup/net_cls,net_prio
cgroup 0 0 0 - /sys/fs/cgroup/devices
configfs 0 0 0 - /sys/kernel/config
/dev/xvda1 15G 7.1G 6.9G 51% /
selinuxfs 0 0 0 - /sys/fs/selinux
mqueue 0 0 0 - /dev/mqueue
debugfs 0 0 0 - /sys/kernel/debug
hugetlbfs 0 0 0 - /dev/hugepages
systemd-1 - - - - /proc/sys/fs/binfmt_misc
binfmt_misc 0 0 0 - /proc/sys/fs/binfmt_misc
sunrpc 0 0 0 - /var/lib/nfs/rpc_pipefs
tmpfs 99M 0 99M 0% /run/user/1000
/dev/xvdf1 99G 61M 94G 1% /oracle
/dev/xvdg1 9.8G 37M 9.2G 1% /oradata
[root@OEL_7 ~]# cat /fstab
cat: /fstab: No such file or directory
[root@OEL_7 ~]# cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Tue Nov 27 11:40:36 2018
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
UUID=d5388b06-35e3-435e-8eaf-09a08de83883 / ext4 defaults 0 0
/dev/xvdf1 /oracle ext4 defaults 0 0
/dev/xvdg1 /oradata ext4 defaults 0 0
/dev/xvdh1 swap swap 0 0
[root@OEL_7 ~]#
[root@OEL_7 ~]# cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Tue Nov 27 11:40:36 2018
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
UUID=d5388b06-35e3-435e-8eaf-09a08de83883 / ext4 defaults 0 0
/dev/xvdf1 /oracle ext4 defaults 0 0
/dev/xvdg1 /oradata ext4 defaults 0 0
/dev/xvdh1 swap swap 0 0
[root@OEL_7 ~]#
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