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Which file systems support UNMAP on a Linux server connected to an XtremlO cluster?
Suggested Answer: A
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For Linux servers connected to an XtremIO cluster, the file systems that support the UNMAP command include Ext3, Ext4, and XFS. The UNMAP command allows these file systems to inform the storage array about blocks that are no longer in use, facilitating better space reclamation and efficiency in storage management.
Dell EMC documentation on XtremIO configurations for Linux environments confirms the support for UNMAP with these specific file systems.
Linux kernel documentation also supports the use of UNMAP/TRIM operations with Ext3, Ext4, and XFS for storage optimization.
47 comments · newest first
KR
Krystal
10 months ago
Ext3 is outdated, not sure why it's even mentioned here.
TH
Thad
11 months ago
Wait, are you sure about ZFS? I thought it was tricky with UNMAP.
AN
Angella
11 months ago
I don't think ReiserFS supports it, though.
MI
Mitsue
11 months ago
Pretty sure ZFS does too!
LA
Lashaunda
11 months ago
I think Ext4 and XFS definitely support UNMAP.
RO
Rolande
12 months ago
I’m leaning towards option C because I remember ZFS being mentioned in relation to UNMAP in a previous review.
BE
Bernardine
12 months ago
I feel like Ext4 and XFS are definitely in the mix, but I can't recall if ReiserFS supports it.
SH
Shawnda
12 months ago
I think I saw a practice question about file systems and UNMAP, and I want to say Ext3 is not one of them.
LE
Lenna
1 year ago
I remember studying that Ext4 and XFS support UNMAP, but I'm not sure about ZFS.
AL
Alica
1 year ago
Based on my experience, I'd say the best approach is to focus on the file systems that are commonly used with enterprise-grade storage solutions like XtremlO. That narrows it down to Ext4, XFS, and possibly ZFS.
SH
Shannan
1 year ago
I'm a bit confused by this question. I'm not too familiar with the UNMAP feature or how it relates to different file systems. I'll need to do some quick research to figure this out.
TE
Teri
1 year ago
I'm pretty confident that Ext4, XFS, and ZFS are the correct answer here. Those are the most widely used and feature-rich file systems on Linux servers these days.
OZ
Ozell
1 year ago
Okay, let me see... I know Ext4 and XFS are common Linux file systems, so those are likely options. But I'm not sure about the others, like ReiserFS and ZFS.
SC
Scot
1 year ago
Hmm, this seems like a tricky one. I'll need to think carefully about the file systems that support UNMAP and their compatibility with the XtremlO cluster.
DA
Dana
2 years ago
UNMAP? Is that what happens when you accidentally delete the Linux kernel? I'll stick with C, it sounds the most legit.
CA
Cassi
2 years ago
C) Ext4, XFS, and ZFS are the correct file systems that support UNMAP.
NE
Nettie
2 years ago
No, UNMAP is not related to accidentally deleting the Linux kernel. It's a storage feature.
TA
Tanesha
2 years ago
Ext4, XFS, and ZFS are the file systems that support UNMAP on a Linux server connected to an XtremlO cluster.
NI
Nichelle
2 years ago
UNMAP is a feature that allows storage arrays to reclaim space from deleted or moved files.
MA
Mabel
2 years ago
UNMAP? Sounds like a dystopian file system that erases all your data. I'll have to go with D just to be safe.
AL
Alison
2 years ago
Wait, what's UNMAP? Is that like some kind of secret Linux command? I'm going with B just to be different.
ME
Merlyn
2 years ago
I'm pretty sure it's C as well. Ext4 and XFS are the go-to file systems for this type of setup, and ZFS is a solid choice too.
AL
Albert
2 years ago
Hmm, I think the answer is C. Ext4, XFS, and ZFS are the file systems that support UNMAP on a Linux server connected to an XtremlO cluster.
EM
Emilio
2 years ago
Ext4, XFS, and ZFS are the right choices for UNMAP support.
IS
Isidra
2 years ago
Yes, those are the file systems that support UNMAP on a Linux server connected to an XtremlO cluster.
TA
Talia
2 years ago
I think Ext4, XFS, and ZFS are the ones that support UNMAP.
LA
Latrice
2 years ago
I agree, C) Ext4, XFS, and ZFS are the correct file systems.
GE
Georgene
2 years ago
Ha! This question is a piece of cake. The answer is clearly C. Ext4, XFS, and ZFS all support UNMAP on an XtremlO cluster. Easy peasy!
NA
Natalie
2 years ago
Ext4, XFS, and ZFS are the file systems that support UNMAP on a Linux server connected to an XtremlO cluster. It's an easy question.
HA
Hailey
2 years ago
That's right! Ext4, XFS, and ZFS are the file systems that support UNMAP on a Linux server connected to an XtremlO cluster.
WI
Willie
2 years ago
I agree, C is the correct answer. Ext4, XFS, and ZFS all support UNMAP on an XtremlO cluster.
TH
Thea
2 years ago
Oh, this is a tough one! I'm going to go with D. ReiserFS, Ext3, and XFS seem like the right file systems for this scenario.
NI
Nieves
2 years ago
User 3: I'm not sure, but I'll go with A. Ext3, Ext4, and XFS seem like they could work too.
JA
Janine
2 years ago
User 2: I agree with Janine. Those file systems sound like the right ones for this situation.
AY
Ayesha
2 years ago
User 1: I think it's C. Ext4, XFS, and ZFS are the file systems that support UNMAP on a Linux server connected to an XtremIO cluster.
VI
Vincent
2 years ago
I'm not sure, but I think Ext3, Ext4, and XFS make sense because they are commonly used with XtremlO.
EL
Elvera
2 years ago
I think B is the correct answer. ReiserFS, Ext4, and ZFS are the file systems that support UNMAP on this setup.
LA
Lashanda
2 years ago
C) Ext4, XFS, and ZFS
GA
Gail
2 years ago
B) ReiserFS, Ext4, and ZFS
KY
Kyoko
2 years ago
A) Ext3, Ext4, and XFS
SH
Sherly
2 years ago
I agree with Aretha, those file systems do support UNMAP on a Linux server connected to an XtremlO cluster.
ED
Edwin
2 years ago
Hmm, I'm pretty sure the answer is C. Ext4, XFS, and ZFS are the file systems that support UNMAP on a Linux server connected to an XtremlO cluster.
EL
Elli
2 years ago
It's always helpful to learn new information about file systems.
AN
Annabelle
2 years ago
I wasn't sure about that, but now I know.
SK
Skye
2 years ago
That's good to know, thanks for clarifying!
AL
Allene
2 years ago
I think you're right, C) Ext4, XFS, and ZFS are the correct file systems.
AR
Aretha
2 years ago
I think the answer is A) Ext3, Ext4, and XFS.