Linux Storage News Archives
ZFS On Linux 0.8.1 Brings Many Fixes, Linux 5.2 Compatibility Bits

Released at the end of May was the huge ZFS On Linux 0.8 release with many new features like native encryption, TRIM/discard support for SSDs, device removal, Python 3 compatibility with its tooling, pool check-points, and much more. Out today is now the first maintenance release following that big release.

14 June 2019 - ZFS On Linux 0.8.1 - 31 Comments
SUSE Reworking Btrfs File-System's Locking Code

SUSE continues to back the Btrfs file-system and as part of that investing in new/improved functionality around this Linux file-system once billed as the competitor to ZFS. This week one of the SUSE developers sent out a set of patches implementing a new "DRW" lock and wiring that into the file-system driver.

7 June 2019 - DRW Lock - 42 Comments
Linux 5.1.5 Kernel Fixes The Latest Data Corruption Bug

For those concerned by the kernel's most recent data corruption bug involving LVM, dm-crypt, and Samsung SSD drive combinations leading to FSTRIM/Discard wiping too much data, the issue should be resolved in the newly-minted Linux 5.1.5 kernel.

26 May 2019 - Linux 5.1.5 - 27 Comments
NixOS Takes Action After 1.2GB/s ZFS Encryption Speed Drops To 200MB/s With Linux 5.0+

The change in Linux 5.0 that initially broke ZFS On Linux compatibility ends up being pretty nasty for the ZFS encryption performance... A NixOS developer reports that the functions no longer exported by Linux 5.0+ and previously used by ZoL for AVX/AES-NI support end up dropping the ZFS data-set encryption performance to 200MB/s where as pre-5.0 kernels ran around 1.2GB/s.

11 May 2019 - Mainline Does Not Care - 65 Comments
XFS In Linux 5.2 Gets "A Big Pile Of New Stuff"

While EXT4 in Linux 5.2 sees (optional) case insensitive file-name/directory support, the XFS file-system is seeing "a big pile of new stuff" introduced albeit it's made up of a lot of fixes and some new functionality.

8 May 2019 - Linux 5.2 XFS - 6 Comments
Reiser4 Brought To The Linux 5.0 Kernel

For those still using the out-of-tree Reiser4 file-system, it may be about time to consider alternatives like Btrfs, XFS, ZFS On Linux, F2FS, or even the likes of Stratis and Bcachefs. But should you still be using this once promising file-system, the out-of-tree patches have been revised to now work with the Linux 5.0 kernel.

13 April 2019 - Reiser4 File-System - 89 Comments
XFS Copy-On-Write Support Being Improved, Always CoW Option

One of the recent XFS innovations under work and maturing with time has been Copy on Write (CoW) support for this mature Linux file-systems. The XFS CoW support continues to be improved upon and an "always CoW" option is being prepared to always force this behavior.

19 February 2019 - XFS COW - 56 Comments

373 Linux Storage news articles published on Phoronix.