Hi, On 2/23/19 11:10 PM, Ross Boylan wrote: > Various sources (https://btrfs.wiki.kernel.org/index.php/Status, > https://wiki.debian.org/Btrfs) warn that "too many" snapshots, > possibly as few as 12, can degrade performance. OTOH, Marc Merlin's > talk identified snapshots as one of btrfs's killer features. And the > status page https://btrfs.wiki.kernel.org/index.php/Status doesn't > note any performance issues with subvolumes/snaphshots. > > As a practical matter, do I need to limit the number of snapshots? > Does it matter what kernel version I'm running? I have a VM running > 4.0.9 and am looking to install Debian Buster which is 4.19 at the > moment (4.18 on my first install). "It depends"... Here's an old similar mailing list thread about that: https://lore.kernel.org/linux-btrfs/314a1441-9390-2e9c-50c0-07e3a6b103a9@xxxxxxxxxx/ Hans
