Btrfs LZO Compression Performance Written by Michael Larabel in Software on 18 March 2011 at 02:00 AM EDT. Page 1 of 4. 20 Comments. While the performance of the Btrfs file-system with its default mount options didn't change much with the just-released Linux 2.6.38 kernel as shown by our large HDD and SSD file-system comparison, this new kernel does bring LZO file-system compression support to Btr