RedHat Exam EX200 Topic 5 Question 94 Discussion

Actual exam question for RedHat's EX200 exam

Question #: 94
Topic #: 5

Part 2 (on Node2 Server)

Task 7 [Implementing Advanced Storage Features]

Create a thin-provisioned filesystem with the name think_fs from a pool think_pool using the devices.

The filesystem should be mounted on /strav and must be persistent across reboot

AExplanation:
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[root@node2 ~]# lsblk
NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT
vdd 252:48 0 5G 0 disk
vde 252:64 0 10G 0 disk
vdo1 253:4 0 50G 0 vdo /vbread
[root@node2 ~]# yum install stratis* -y
[root@node2 ~]# systemctl enable --now stratisd.service
[root@node2 ~]# systemctl start stratisd.service
[root@node2 ~]# systemctl status stratisd.service
[root@node2 ~]# stratis pool create think_pool /dev/vdd
[root@node2 ~]# stratis pool list
Name Total Physical Properties
think_pool 5 GiB / 37.63 MiB / 4.96 GiB ~Ca,~Cr
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[root@node2 ~]# stratis filesystem create think_pool think_fs
[root@node2 ~]# stratis filesystem list
Pool Name Name Used Created Device UUID
think_pool think_fs 546 MiB Mar 23 2021 08:21 /stratis/think_pool/think_fs ade6fdaab06449109540c2f3fdb9417d
[root@node2 ~]# mkdir /strav
[root@node2 ~]# lsblk
[root@node2 ~]# blkid
/dev/mapper/stratis-1-91ab9faf36a540f49923321ba1c5e40d-thin-fs-ade6fdaab06449109540c2f3fdb9417d: UUID='ade6fdaa-b064-4910-9540-c2f3fdb9417d' BLOCK_SIZE='512' TYPE='xfs'
*
[root@node2 ~]# vim /etc/fstab
UUID=ade6fdaa-b064-4910-9540-c2f3fdb9417d /strav xfs defaults,x-systemd.requires=stratisd.service 0 0
[root@node2 ~]# mount /stratis/think_pool/think_fs /strav/
[root@node2 ~]# df -hT
/dev/mapper/stratis-1-91ab9faf36a540f49923321ba1c5e40d-thin-fs-ade6fdaab06449109540c2f3fdb9417d xfs 1.0T 7.2G 1017G 1% /strav

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Suggested Answer: A

by Lashandra at Jul 18, 2024, 07:00 PM

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Amie

11 months ago

Yes, the provided commands and explanation make it clear how to achieve the task.

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11 months ago

I love how the filesystem is persistent across reboots. That's a great feature to have in a production environment.

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Rima

9 months ago

Bettye: Definitely, it makes managing the storage much easier.

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Reuben

10 months ago

I agree, it's important for a production environment to have that kind of reliability.

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Bettye

10 months ago

Yes, and having it persistent across reboots is a great feature.

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Mitsue

10 months ago

The thin-provisioned filesystem is really useful for saving space.

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12 months ago

I think we need to create a thin-provisioned filesystem named think_fs.

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