public inbox for pve-devel@lists.proxmox.com
 help / color / mirror / Atom feed
From: "Carsten Härle" <Carsten.Haerle@straightec.de>
To: "Dietmar Maurer" <dietmar@proxmox.com>,
	"Proxmox VE development discussion" <pve-devel@lists.proxmox.com>
Subject: Re: [pve-devel] Improve container backup speed dramatically (factor 100-1000)
Date: Fri, 20 Nov 2020 08:18:26 +0100	[thread overview]
Message-ID: <57EF5F8B433A6742AD548ABECE78FE48539304@hal9001.straightec.lokal> (raw)
In-Reply-To: <901006600.10.1605848394705@webmail.proxmox.com>

>>Yes, that is how the current variable sized chunking algorithm works.
...  
"zfs diff" does not provide the information needed for our deduplication 
algorithm, so we cannot use that. 
<<

1) Can you please outline the algorithm?
2) Why you think, it is not possible to use the changed information of the file system?
3) Why does differential backup work with VMs?





  reply	other threads:[~2020-11-20  7:18 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-19 19:29 Carsten Härle
2020-11-20  4:59 ` Dietmar Maurer
2020-11-20  7:18   ` Carsten Härle [this message]
2020-11-20  8:27     ` Dominik Csapak
2020-11-20  8:29       ` Dominik Csapak

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=57EF5F8B433A6742AD548ABECE78FE48539304@hal9001.straightec.lokal \
    --to=carsten.haerle@straightec.de \
    --cc=dietmar@proxmox.com \
    --cc=pve-devel@lists.proxmox.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Service provided by Proxmox Server Solutions GmbH | Privacy | Legal