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 27BF37A566 for ; Fri, 7 May 2021 16:26:00 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 0E2C72B6F2 for ; Fri, 7 May 2021 16:25:30 +0200 (CEST) Received: from cczrelay01.in2p3.fr (cczrelay05.in2p3.fr [134.158.66.155]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id 372502B6E5 for ; Fri, 7 May 2021 16:25:28 +0200 (CEST) Received: from cczmbox04.in2p3.fr (cczmbox04.in2p3.fr [134.158.66.134]) by cczrelay01.in2p3.fr (8.14.4/8.14.4) with ESMTP id 147DWged003847 for ; Fri, 7 May 2021 15:32:42 +0200 X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.100.3 at cczrelay01 Date: Fri, 7 May 2021 15:32:42 +0200 (CEST) From: Denis PUGNERE To: Proxmox VE user list Message-ID: <1812088100.247408784.1620394362636.JavaMail.zimbra@ipnl.in2p3.fr> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [134.158.138.202] X-Mailer: Zimbra 8.7.11_GA_3865 (ZimbraWebClient - FF88 (Linux)/8.7.11_GA_3865) Thread-Topic: native container strange cpu usage behaviour Thread-Index: y+0OTEmkdl/APOrTpTxHn6jWTfrxqg== X-SPAM-LEVEL: Spam detection results: 1 KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment KAM_LAZY_DOMAIN_SECURITY 1 Sending domain does not have any anti-forgery methods KHOP_HELO_FCRDNS 0.398 Relay HELO differs from its IP's reverse DNS SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_NONE 0.001 SPF: sender does not publish an SPF Record URIBL_BLOCKED 0.001 ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [proxmox.com] Subject: Re: [PVE-User] native container strange cpu usage behaviour X-BeenThere: pve-user@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE user list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 07 May 2021 14:26:00 -0000 Buenos dias Leandeo, May be look at I/O errors, bad sectors on storage generate I/O wait on CPU = without any processor activity. or another source : NFS server not responding. Cheers, Denis ----- Le 7 Mai 21, =C3=A0 14:49, Leandro Roggerone leandro@tecnetmza.com.ar= a =C3=A9crit : > Hi guys. > I was running unbound dns on native proxmox container. > It is being monitored by librenms. > After some time running without any problem following happened. > First begin receiving snmp notifications regarding "high cpu/core > temperature" > (temperature was ok when checking at proxmox cli using sensor command) > Then I noticed that cpu is at %100 all time on lnms cpu graphs. > SO... > I take out dns queries , stoped unbound and rebooted container , then aft= er > reboot, I have following top output. >=20 > top - 12:46:02 up 52 min, 1 user, load average:* 7.93, *5.49, 5.60 > Tasks: 15 total, 1 running, 14 sleeping, 0 stopped, 0 zombie > %Cpu(s): 0.0 us, 0.0 sy, 0.0 ni,100.0 id, 0.0 wa, 0.0 hi, 0.0 si, > 0.0 st > KiB Mem : 8388608 total, 8141576 free, 39164 used, 207868 buff/cac= he > KiB Swap: 8388604 total, 8388604 free, 0 used. 8349444 avail Me= m >=20 > PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAN= D > 1 root 20 0 43316 5052 3912 S 0.0 0.1 0:00.13 system= d > 39 root 20 0 39092 6660 6372 S 0.0 0.1 0:00.03 > systemd-journal > 51 root 20 0 41536 3132 2740 S 0.0 0.0 0:00.01 > systemd-udevd > 57 dbus 20 0 58136 4200 3720 S 0.0 0.1 0:00.01 > dbus-daemon > 58 root 20 0 26392 2928 2656 S 0.0 0.0 0:00.01 > systemd-logind > 65 root 20 0 6524 1712 1588 S 0.0 0.0 0:00.00 agetty > 68 root 20 0 6524 1640 1520 S 0.0 0.0 0:00.00 agetty > 69 root 20 0 6524 1612 1488 S 0.0 0.0 0:00.00 agetty > 70 root 20 0 22708 2636 2012 S 0.0 0.0 0:00.00 crond > 273 root 20 0 112932 7688 6656 S 0.0 0.1 0:00.01 sshd > 275 root 20 0 218560 4996 4180 S 0.0 0.1 0:00.16 rsyslo= gd > 276 root 20 0 124696 15860 10952 S 0.0 0.2 0:01.47 snmpd > 291 root 20 0 155340 10596 9240 S 0.0 0.1 0:00.18 sshd > 293 root 20 0 11944 3072 2596 S 0.0 0.0 0:00.06 bash > 490 root 20 0 56216 3944 3352 R 0.0 0.0 0:00.00 top >=20 >=20 > So ... Question is , why load average is so high if there is no processes > consuming cpu. > Any idea / feedback about this? > Thanks. >=20 > > Libre > de virus. www.avast.com > > <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > _______________________________________________ > pve-user mailing list > pve-user@lists.proxmox.com > https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-user