Package: libvirt-daemon Version: 7.0.0-3 When boot up, libvirtd log hundreds lines of 'Failed to open file '.../xxx.qcow2': No such file or directory' messages repeatedly. The qcow2 files were defined in VM configs but these qcow2 files are no longer exist. Related bug report and patch is available:
https://bugzilla.redhat.com/show_bug.cgi?id=1692100 Below is the log: # journalctl -- Journal begins at Fri 2021-06-18 10:10:15 HKT, ends at Fri 2021-06-18 11:59:21 HKT. -- Jun 18 10:10:15 HOSTNAME systemd-journald[48407]: Received SIGTERM from PID 1 (systemd). Jun 18 10:10:15 HOSTNAME systemd[1]: systemd-journald.service: Succeeded. Jun 18 10:10:15 HOSTNAME systemd[1]: Stopped Journal Service. Jun 18 10:10:15 HOSTNAME systemd[1]: Starting Journal Service... Jun 18 10:10:15 HOSTNAME systemd-journald[9354]: Journal started Jun 18 10:10:15 HOSTNAME systemd-journald[9354]: System Journal (/var/log/journal/###) is 96.0M, max 100.0M, 3.9M free. Jun 18 10:10:15 HOSTNAME systemd[1]: Started Journal Service. Jun 18 10:10:15 HOSTNAME systemd[1]: Starting Flush Journal to Persistent Storage... Jun 18 10:10:15 HOSTNAME systemd-journald[9354]: System Journal (/var/log/journal/###) is 96.0M, max 100.0M, 3.9M free. Jun 18 10:10:15 HOSTNAME systemd[1]: Finished Flush Journal to Persistent Storage. Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM1.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM2.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM3.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM4.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM5.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM6.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM7.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM8.qcow2': No such file or directory Jun 18 10:10:15 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM9.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME systemd[1]: Reloading. Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM1.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM2.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM3.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM4.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM5.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM6.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM7.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM8.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME libvirtd[1202]: Failed to open file '/opt/VM9.qcow2': No such file or directory Jun 18 10:10:16 HOSTNAME systemd[1]: Reloading. ... (hundreds of similar lines) ... Jun 18 10:11:34 HOSTNAME systemd[1]: Starting Self Monitoring and Reporting Technology (SMART) Daemon... Jun 18 10:11:34 HOSTNAME systemd-timesyncd[9282]: Timed out waiting for reply from 222.166.0.137:123 (1.debian.pool.ntp.org).