From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate001.proxmox.com (gate001.proxmox.com [IPv6:2a0f:8001:1:32::40]) by lore.proxmox.com (Postfix) with ESMTPS id D995D1FF138 for ; Mon, 20 Jul 2026 14:38:34 +0200 (CEST) Received: from gate001.proxmox.com (localhost.localdomain [127.0.0.1]) by gate001.proxmox.com (Proxmox) with ESMTP id 47440215D6; Mon, 20 Jul 2026 14:37:47 +0200 (CEST) From: Alexander Zeidler To: pve-devel@lists.proxmox.com Subject: [PATCH manager] report: list recent reboot events and their kernel version Date: Mon, 20 Jul 2026 14:33:54 +0200 Message-ID: <20260720123649.226360-1-a.zeidler@proxmox.com> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Bm-Milter-Handled: 55990f41-d878-4baa-be0a-ee34c49e34d2 X-Bm-Transport-Timestamp: 1784551019083 X-SPAM-LEVEL: Spam detection results: 0 DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment (newer systems) RCVD_IN_DNSWL_LOW -0.7 Sender listed at https://www.dnswl.org/, low trust SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record Message-ID-Hash: VWPGKC7NE4BL642LH7W4TRV43N6EMDVX X-Message-ID-Hash: VWPGKC7NE4BL642LH7W4TRV43N6EMDVX X-MailFrom: a.zeidler@proxmox.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.10 Precedence: list List-Id: Proxmox VE development discussion List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Based on the most recent reboot events, it is possible to determine whether and when a crash, fencing, or reboot occurred and with which kernel version the node booted. Use `wtmpdb last` as a replacement for the well-known `last`, since the latter became obsolete [0] with Debian Trixie / PVE 9. # wtmpdb last reboot --fulltimes --limit 5 reboot system boot 7.0.14-5-pve Mon Jul 20 14:22:34 2026 - still running reboot system boot 7.0.14-5-pve Thu Jul 16 15:12:16 2026 - crash reboot system boot 7.0.14-5-pve Thu Jul 16 11:20:15 2026 - Thu Jul 16 15:10:46 2026 (03:50) reboot system boot 7.0.14-5-pve Wed Jul 15 13:39:34 2026 - crash reboot system boot 7.0.14-2-pve Wed Jul 15 07:39:18 2026 - Wed Jul 15 13:38:04 2026 (05:58) wtmpdb begins Wed Jul 15 07:39:18 2026 [0] https://www.debian.org/releases/trixie/release-notes/issues.html#the-last-lastb-and-lastlog-commands-have-been-replaced Signed-off-by: Alexander Zeidler --- PVE/Report.pm | 1 + 1 file changed, 1 insertion(+) diff --git a/PVE/Report.pm b/PVE/Report.pm index 29433d4a..6049c0bf 100644 --- a/PVE/Report.pm +++ b/PVE/Report.pm @@ -36,6 +36,7 @@ my $init_report_cmds = sub { 'hostname', 'date -R', 'cat /proc/cmdline', + 'wtmpdb last reboot --fulltimes --limit 5', 'pveversion --verbose', 'cat /etc/hosts', 'pvesubscription get', -- 2.47.3