Hi Didi, Please find the attached logs from Host and Engine. Host ovirt-sj-02 HE Undeploy 2021-03-08 14:15:52 till 2021-03-08 14:18:24 Host ovirt-sj-02 HE Deploy 2021-03-08 14:20:51 till 2021-03-08 14:23:22 I do see errors in the agent and broker and vdsm, but I do not see why it happened. Thank you for helping, let me know if any additional files are needed. I will send the broker.log separately ----- kind regards/met vriendelijke groeten Marko Vrgotic Sr. System Engineer @ System Administration ActiveVideo o: +31 (35) 6774131 m: +31 (65) 5734174 e: m.vrgotic@activevideo.com<mailto:m.vrgotic@activevideo.com> w: www.activevideo.com<http://www.activevideo.com> ActiveVideo Networks BV. Mediacentrum 3745 Joop van den Endeplein 1.1217 WJ Hilversum, The Netherlands. The information contained in this message may be legally privileged and confidential. It is intended to be read only by the individual or entity to whom it is addressed or by their designee. If the reader of this message is not the intended recipient, you are on notice that any distribution of this message, in any form, is strictly prohibited. If you have received this message in error, please immediately notify the sender and/or ActiveVideo Networks, LLC by telephone at +1 408.931.9200 and delete or destroy any copy of this message. From: Marko Vrgotic <M.Vrgotic(a)activevideo.com&gt; Date: Monday, 8 March 2021 at 15:29 To: Yedidyah Bar David <didi(a)redhat.com&gt; Cc: users(a)ovirt.org <users(a)ovirt.org&gt; Subject: Re: [ovirt-users] Re: Upgrade from 4.3.5 to 4.3.10 HE Host issue Hi Didi, Please find the attached logs from Host and Engine. Host ovirt-sj-02 HE Undeploy 2021-03-08 14:15:52 till 2021-03-08 14:18:24 Host ovirt-sj-02 HE Deploy 2021-03-08 14:20:51 till 2021-03-08 14:23:22 I do see errors in the agent and broker and vdsm, but I do not see why it happened. Thank you for helping, let me know if any additional files are needed. ----- kind regards/met vriendelijke groeten Marko Vrgotic Sr. System Engineer @ System Administration ActiveVideo o: +31 (35) 6774131 m: +31 (65) 5734174 e: m.vrgotic@activevideo.com<mailto:m.vrgotic@activevideo.com> w: www.activevideo.com<http://www.activevideo.com> ActiveVideo Networks BV. Mediacentrum 3745 Joop van den Endeplein 1.1217 WJ Hilversum, The Netherlands. The information contained in this message may be legally privileged and confidential. It is intended to be read only by the individual or entity to whom it is addressed or by their designee. If the reader of this message is not the intended recipient, you are on notice that any distribution of this message, in any form, is strictly prohibited. If you have received this message in error, please immediately notify the sender and/or ActiveVideo Networks, LLC by telephone at +1 408.931.9200 and delete or destroy any copy of this message. From: Yedidyah Bar David <didi(a)redhat.com&gt; Date: Monday, 8 March 2021 at 09:25 To: Marko Vrgotic <M.Vrgotic(a)activevideo.com&gt; Cc: users(a)ovirt.org <users(a)ovirt.org&gt; Subject: Re: [ovirt-users] Re: Upgrade from 4.3.5 to 4.3.10 HE Host issue ***CAUTION: This email originated from outside of the organization. Do not click links or open attachments unless you recognize the sender!!!*** Hi, On Mon, Mar 8, 2021 at 10:13 AM Marko Vrgotic <M.Vrgotic(a)activevideo.com&gt; wrote: Please check/share all relevant logs. Thanks. Can be all of /var/log from engine and hosts, and at least: /var/log/ovirt-engine/engine.log /var/log/vdsm/* /var/log/ovirt-hosted-engine-ha/* Best regards, -- Didi