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From: Dietmar Maurer <dietmar@proxmox.com>
To: Jonathan Nicklin <jnicklin@blockbridge.com>
Cc: Proxmox VE development discussion <pve-devel@lists.proxmox.com>
Subject: Re: [pve-devel] [RFC qemu/storage/qemu-server/container/manager 00/23] backup provider API
Date: Sun, 28 Jul 2024 08:46:07 +0200 (CEST)	[thread overview]
Message-ID: <392733040.7156.1722149167597@webmail.proxmox.com> (raw)
In-Reply-To: <E6295C3B-9E33-47C2-BC0E-9CEC701A2716@blockbridge.com>

> Today, I believe the client is reading the data and pushing it to
> PBS. In the case of CEPH, wouldn't this involve sourcing data from
> multiple nodes and then sending it to PBS? Wouldn't it be more
> efficient for PBS to read it directly from storage? In the case of
> centralized storage, we'd like to eliminate the client load
> completely, having PBS ingest increment differences directly from
> storage without passing through the client.

But Ceph is not a central storage. Instead, data is distributed among the nodes, so you always need to send some data over the network.
There is no way to "read it directly from storage".


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  parent reply	other threads:[~2024-07-28  6:46 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-26 19:47 Jonathan Nicklin via pve-devel
2024-07-27 15:20 ` Dietmar Maurer
2024-07-27 20:36   ` Jonathan Nicklin via pve-devel
     [not found]   ` <E6295C3B-9E33-47C2-BC0E-9CEC701A2716@blockbridge.com>
2024-07-28  6:46     ` Dietmar Maurer [this message]
2024-07-28 13:54       ` Jonathan Nicklin via pve-devel
     [not found]       ` <1C86CC96-2C9C-466A-A2A9-FC95906C098E@blockbridge.com>
2024-07-28 14:58         ` Dietmar Maurer
2024-07-28  7:55     ` Dietmar Maurer
2024-07-28 14:12       ` Jonathan Nicklin via pve-devel
2024-07-29  8:15 ` Fiona Ebner
2024-07-29 21:29   ` Jonathan Nicklin via pve-devel
  -- strict thread matches above, loose matches on Subject: below --
2024-07-23  9:56 Fiona Ebner

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