[ovirt-users] Re: Why cannot connect to KVM Libvirtd using oVirt ??

oVirt never uses passowrd for ssh communication to the root user of remote hosts.Check if passwordless ssh is configured. You can set a host in maintenance and re add the host. Best Regards,Strahil Nikolov On Mon, Jun 21, 2021 at 20:21, tommy&lt;sz_cuitao(a)163.com&gt; wrote: <!--#yiv8551256578 _filtered {} _filtered {} _filtered {}#yiv8551256578 #yiv8551256578 p.yiv8551256578MsoNormal, #yiv8551256578 li.yiv8551256578MsoNormal, #yiv8551256578 div.yiv8551256578MsoNormal {margin:0cm;text-align:justify;text-justify:inter-ideograph;font-size:10.5pt;}#yiv8551256578 a:link, #yiv8551256578 span.yiv8551256578MsoHyperlink {color:#0563C1;text-decoration:underline;}#yiv8551256578 span.yiv8551256578EmailStyle17 {color:windowtext;}#yiv8551256578 .yiv8551256578MsoChpDefault {}#yiv8551256578 _filtered {}#yiv8551256578 div.yiv8551256578WordSection1 {}--> The error log is :   VDSM olvms3 command GetVmsNamesFromExternalProviderVDS failed: Cannot recv data: Host key verification failed.: Connection reset by peer   But if I use the virsh, it can connect.   [root@olvms1 ~]# virsh -c qemu+ssh://root@192.168.10.175/system root(a)192.168.10.175&#39;s password: Welcome to virsh, the virtualization interactive terminal.   Type:  'help' for help with commands        'quit' to quit   virsh # virsh # virsh # list Id   Name   State --------------------   virsh # virsh # virsh # list --all Id   Name    State ------------------------ -    1.vm1   shut off   virsh #     Why ??       _______________________________________________ Users mailing list -- users(a)ovirt.org To unsubscribe send an email to users-leave(a)ovirt.org Privacy Statement: https://www.ovirt.org/privacy-policy.html oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/SLSQVFOWWGX...