1
vote
0answers
11 views

partitioning and subvol strategy with btrfs

I'm new to btrfs and I'd like some advice on partitioning and subvolume strategy. The system is a light-duty web server, and assume it only has a single disk. With ext filesystems, I've always ...
1
vote
1answer
315 views

Reasoning behind hosting virtual disk images on BTRFS Filesystem

I have been reading about BTRFS and ZFS for a while and while I do appreciate the benefits of CoW when hosting important files I am currently puzzled by the following dilemma: Given that both ZFS and ...
0
votes
0answers
85 views

Understanding BTRFS CoW concept

I am experimenting with BTRFS on a home server and very newbish to BTRFS. I have been reviewing btrfs wiki and Wikipedia CoW. Bottom line, I have a 40GB SATA Hard Drive and I am out of space. The free ...
3
votes
0answers
285 views

Is it safe to resize a BTRFS partition that is part of a multi-device volume?

I have a multi-device BTRFS volume and I would like to re-size one of the partitions. To be more precise: My /home is spread across two separate BTRFS partitions. I shrunk down another partition to ...
2
votes
3answers
3k views

Swapon failed: Invalid argument on a Linux system with Btrfs filesystem

What's wrong with this sequence of operation, running on a Debian Squeeze system with a Btrfs filesystem? $ dd if=/dev/zero of=swapfile2 bs=1024 count=524288 $ sudo mkswap swapfile2 $ sudo chown ...
2
votes
2answers
2k views

How can I use the Btrfs compression option when installing Linux?

I've been trying out the Btrfs with an SSD drive and like the compress option which is set in the fstab. However this only applies to the files created after I have installed the operating system and ...
7
votes
2answers
3k views

How to rename a BTRFS subvolume?

I have a BTRFS filesystem with a set of subvolumes in it. So far so good. I need to change the name of a subvolume, unfortunately the btrfs program does not allow me to rename a subvolume. Searching ...
3
votes
2answers
2k views

Hardware or Software RAID and Filesystem Type?

I'm looking to build a pretty simple RAID-5 or RAID-6 array and I'm looking into my options. The machine will be a 64bit Ubuntu Linux Server and will essentially be used as a backup/file server. I'll ...
4
votes
1answer
725 views

What filesystem should I use for a large amount of disk space in Linux (>32TB)?

I am trying to make a large file system in linux, but have run into problems with many of the common file systems. JFS has a bug that does not allow expansion over 32TB. XFS has a bug in the fsck ...
7
votes
3answers
2k views

What advantages of btrfs will a normal user notice?

Most of the information that I can find means nothing to users who haven't studied filesystems. What sort of advantages of btrfs are visible to the average user, without knowledge of how filesystems ...