Exam EX200 topic 1 question 26 discussion

Actual exam question from RedHat's EX200

Question #: 26
Topic #: 1

SIMULATION -
Adjust the size of the Logical Volume.
Adjust the size of the vo Logical Volume, its file system size should be 290M. Make sure that the content of this system is complete.
Note: the partition size is rarely accurate to the same size as required, so in the range 270M to 320M is acceptable.

Show Suggested Answer

Suggested Answer: See explanation below.
Addition -
df -hT
lvextend -L +100M /dev/vg0/vo

Lvscan -
xfs_growfs /home/ //home is the mounted directory of the LVM, this step just need to do in the practice environment, and test EXT4 does not need this step. resize2fs /dev/vg0/vo// use this command to update in examination. df -hT

OR -

Subtraction -
e2fsck -f/dev/vg0/vo
umount /home
resize2fs /dev/vg0/vo // the final required partition capacity is 100M lvreduce -l 100M /dev/vg0/vo mount /dev/vg0/vo/home df -hT

by kamilzeynal7 at Jan. 23, 2021, 11:38 a.m.

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kamilzeynal7

Highly Voted 1 year, 7 months ago

rhel8 umount /dev/mapper/my_vol2-lvshare /mnt/data lvreduce -r -L 290M /dev/my_vol2/lvshare

upvoted 8 times

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kenkct

Highly Voted 6 months ago

sudo su df -hT (list the volume) umount [logical volume] (unmount the logical volume) lvresize -r -L 290M [logical Volume] (-r to resize, -L to specify the size) mount -a (remount the volume) df -hT (to verify the volume)

upvoted 6 times

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lovekiller

Most Recent 3 weeks, 6 days ago

below steps tested for RHEL9 umount /mnt/data4 e2fsck -f /dev/vg01/lv01 resize2fs /dev/vg01/lv01 290M lvreduce -r -L 290M /dev/vg01/lv01 e2fsck -f /dev/vg01/lv01 mount /dev/vg01/lv01 /mnt/data4 df -h

upvoted 1 times

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cb52

7 months, 4 weeks ago

lvresize -r -L 290M /dev/vo/lvshare lsblk mount -a

upvoted 5 times

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thulasi

1 year, 6 months ago

On what filesystem

upvoted 4 times

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