From ae5b1e188fd9e49b0bd9c271cea6e979dbff72ed Mon Sep 17 00:00:00 2001 From: Dominik Csapak Date: Mon, 3 May 2021 11:27:46 +0200 Subject: [PATCH] docs: tape: clarify LTO-4/5 support some features we need (e.g. READ POSITION long form) are only officially available with LTO-5, but work on many LTO-4 drives, so move LTO-4 to 'best-effort' support. Signed-off-by: Dominik Csapak --- docs/tape-backup.rst | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/docs/tape-backup.rst b/docs/tape-backup.rst index 10a5ef5d..1812acc8 100644 --- a/docs/tape-backup.rst +++ b/docs/tape-backup.rst @@ -67,8 +67,10 @@ tape compression feature has no advantage. Supported Hardware ------------------ -Proxmox Backup Server supports `Linear Tape-Open`_ generation 4 (LTO-4) -or later. +Proxmox Backup Server supports `Linear Tape-Open`_ generation 5 (LTO-5) +or later and has best-effort support for generation 4 (LTO-4). While +many LTO-4 systems are known to work, some might need firmware updates or +do not implement necessary features to work with Proxmox Backup Server. Tape changing is carried out using the SCSI Medium Changer protocol, so all modern tape libraries should work.