From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id 4D9B587229 for ; Thu, 30 Dec 2021 10:05:42 +0100 (CET) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 3D44217B42 for ; Thu, 30 Dec 2021 10:05:42 +0100 (CET) Received: from kerio.tuxis.nl (alrami.saas.tuxis.net [31.3.111.57]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id 8476917B2A for ; Thu, 30 Dec 2021 10:05:40 +0100 (CET) X-Footer: dHV4aXMubmw= Received: from smtpclient.apple ([2a03:7900:64::1001]) (authenticated user mark@tuxis.nl) by kerio.tuxis.nl (Kerio Connect 9.3.1 patch 2) with ESMTPSA (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256 bits)) for pbs-devel@lists.proxmox.com; Thu, 30 Dec 2021 09:35:30 +0100 From: Mark Schouten Content-Type: multipart/alternative; boundary="Apple-Mail=_E1EDC4CE-35BE-422E-B201-11CDD80FE888" Mime-Version: 1.0 (Mac OS X Mail 15.0 \(3693.40.0.1.81\)) Message-Id: <17A444C0-1F31-42AA-81FE-A95CE4B3291E@tuxis.nl> Date: Thu, 30 Dec 2021 09:35:18 +0100 To: pbs-devel X-Mailer: Apple Mail (2.3693.40.0.1.81) X-SPAM-LEVEL: Spam detection results: 0 AWL 0.231 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% HTML_MESSAGE 0.001 HTML included in message KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Subject: [pbs-devel] Poor client backup performance [Bug#3811] X-BeenThere: pbs-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox Backup Server development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 30 Dec 2021 09:05:42 -0000 --Apple-Mail=_E1EDC4CE-35BE-422E-B201-11CDD80FE888 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Hi! I switched a few servers to Proxmox Backup Server this week (a slow week = :)), but am somewhat disappointed in the performance of the client. I = created bug 3811 for it, and would like to help and assist in debugging = this issue. The mentioned server in the bug should backup about three times per day. = Currently, the machine is working on it almost fulltime, because the = backup takes more than 7 hours. I think the client reads all files I every run, and I would expect = stat=E2=80=99ing the files should be enough to determine whether a file = should be re-read, but I=E2=80=99ve not spent a single second reading = the code, so I do not have any more than suspicions. As said, I=E2=80=99d like to help improving this situation, please let = me know what you need from us. https://bugzilla.proxmox.com/show_bug.cgi?id=3D3811 = Kind regards, =E2=80=94=20 Mark Schouten, CTO Tuxis B.V. mark@tuxis.nl = --Apple-Mail=_E1EDC4CE-35BE-422E-B201-11CDD80FE888 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 Hi!

I = switched a few servers to Proxmox Backup Server this week (a slow week = :)), but am somewhat disappointed in the performance of the client. I = created bug 3811 for it, and would like to help and assist in debugging = this issue.

The = mentioned server in the bug should backup about three times per day. = Currently, the machine is working on it almost fulltime, because the = backup takes more than 7 hours.

I think the client reads all files I = every run, and I would expect stat=E2=80=99ing the files should be = enough to determine whether a file should be re-read, but I=E2=80=99ve = not spent a single second reading the code, so I do not have any more = than suspicions.

As said, I=E2=80=99d like to help improving this situation, = please let me know what you need from us.

https://bugzilla.proxmox.com/show_bug.cgi?id=3D3811

Kind = regards,

=E2=80=94 
Mark Schouten, = CTO
Tuxis B.V.
mark@tuxis.nl
= --Apple-Mail=_E1EDC4CE-35BE-422E-B201-11CDD80FE888--