From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) by lore.proxmox.com (Postfix) with ESMTPS id EDB8A1FF191 for ; Tue, 9 Sep 2025 11:20:17 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 4E71D461C; Tue, 9 Sep 2025 11:20:21 +0200 (CEST) From: Fiona Ebner To: pve-devel@lists.proxmox.com Date: Tue, 9 Sep 2025 11:17:00 +0200 Message-ID: <20250909091918.32254-5-f.ebner@proxmox.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250909091918.32254-1-f.ebner@proxmox.com> References: <20250909091918.32254-1-f.ebner@proxmox.com> MIME-Version: 1.0 X-Bm-Milter-Handled: 55990f41-d878-4baa-be0a-ee34c49e34d2 X-Bm-Transport-Timestamp: 1757409560558 X-SPAM-LEVEL: Spam detection results: 0 AWL -0.023 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy 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: [pve-devel] [PATCH qemu-server stable-bookworm v2 4/4] migration: tell users to upgrade if nets-host-mtu is required but not supported X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Proxmox VE development discussion Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: pve-devel-bounces@lists.proxmox.com Sender: "pve-devel" See also commit "migration: only use nets-host-mtu for PVE 8 target if actually required". Tell people to upgrade when the target does not support preserving the VirtIO-net MTU yet and that is required for the migration at hand. Suggested-by: Thomas Lamprecht Signed-off-by: Fiona Ebner --- src/PVE/QemuMigrate.pm | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/PVE/QemuMigrate.pm b/src/PVE/QemuMigrate.pm index ea35e54d..22688e48 100644 --- a/src/PVE/QemuMigrate.pm +++ b/src/PVE/QemuMigrate.pm @@ -1010,6 +1010,7 @@ sub phase2_start_local_cluster { }; my $target_replicated_volumes = {}; + my $target_nets_host_mtu_not_supported; # Note: We try to keep $spice_ticket secret (do not pass via command line parameter) # instead we pipe it through STDIN @@ -1067,11 +1068,16 @@ sub phase2_start_local_cluster { }, errfunc => sub { my $line = shift; + $target_nets_host_mtu_not_supported = 1 + if $line =~ m/^Unknown option: nets-host-mtu/; $self->log('info', "[$self->{node}] $line"); }, noerr => 1, ); + die "node $self->{node} is too old for preserving VirtIO-net MTU, please upgrade\n" + if $target_nets_host_mtu_not_supported; + die "remote command failed with exit code $exitcode\n" if $exitcode; die "unable to detect remote migration address\n" -- 2.39.5 _______________________________________________ pve-devel mailing list pve-devel@lists.proxmox.com https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel