
Hi guys I'm trying to install HE on a KVM host and installer cannot get pass this: [ ERROR ] OSError: [Errno 24] Too many open files [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Unexpected failure during module execution.", "stdout": ""} [ INFO ] TASK [ovirt.ovirt.hosted_engine_setup : Sync on engine machine] [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this. Please add this host's fingerprint to your known_hosts file to manage this host."} [ ERROR ] Failed to execute stage 'Closing up': Failed executing ansible-playbook [ INFO ] Stage: Clean up KVM itself should be satisfying in terms of requirements, as a setup of a HE version from 'master' repo worked previously on it. Any ideas & thoughts shared, on what is that cryptic error message saying and how to troubleshoot I'll very much appreciate. many thanks, L.

Most probably it's related to ssh.Did you alter your sshd config ? oVirt needs password-less access to root. Best Regards,Strahil Nikolov On Sat, May 29, 2021 at 14:30, lejeczek via Users<users@ovirt.org> wrote: Hi guys I'm trying to install HE on a KVM host and installer cannot get pass this: [ ERROR ] OSError: [Errno 24] Too many open files [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Unexpected failure during module execution.", "stdout": ""} [ INFO ] TASK [ovirt.ovirt.hosted_engine_setup : Sync on engine machine] [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this. Please add this host's fingerprint to your known_hosts file to manage this host."} [ ERROR ] Failed to execute stage 'Closing up': Failed executing ansible-playbook [ INFO ] Stage: Clean up KVM itself should be satisfying in terms of requirements, as a setup of a HE version from 'master' repo worked previously on it. Any ideas & thoughts shared, on what is that cryptic error message saying and how to troubleshoot I'll very much appreciate. many thanks, L. _______________________________________________ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-leave@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/6X7UBMGLFS42CN...

On 29/05/2021 19:29, Strahil Nikolov wrote:
Most probably it's related to ssh. Did you alter your sshd config ?
oVirt needs password-less access to root.
Best Regards, Strahil Nikolov
On Sat, May 29, 2021 at 14:30, lejeczek via Users <users@ovirt.org> wrote: Hi guys
I'm trying to install HE on a KVM host and installer cannot get pass this:
[ ERROR ] OSError: [Errno 24] Too many open files [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Unexpected failure during module execution.", "stdout": ""} [ INFO ] TASK [ovirt.ovirt.hosted_engine_setup : Sync on engine machine] [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this. Please add this host's fingerprint to your known_hosts file to manage this host."} [ ERROR ] Failed to execute stage 'Closing up': Failed executing ansible-playbook [ INFO ] Stage: Clean up
KVM itself should be satisfying in terms of requirements, as a setup of a HE version from 'master' repo worked previously on it.
Any ideas & thoughts shared, on what is that cryptic error message saying and how to troubleshoot I'll very much appreciate. many thanks, L. _______________________________________________ Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> To unsubscribe send an email to users-leave@ovirt.org <mailto:users-leave@ovirt.org> Privacy Statement: https://www.ovirt.org/privacy-policy.html <https://www.ovirt.org/privacy-policy.html> oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ <https://www.ovirt.org/community/about/community-guidelines/> List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN... <https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN22IRT4ERG73ZH5REFE/>
Which ssh config, where? This is fresh installation with "ovirt-hosted-engine-usetup". thanks, L.

So the Hypervisor is complete vanilla without any alterations ? Do you get any output from 'rpm -V openssh-server' ? Best Regards,Strahil Nikolov On Sun, May 30, 2021 at 17:14, lejeczek via Users<users@ovirt.org> wrote: On 29/05/2021 19:29, Strahil Nikolov wrote:
Most probably it's related to ssh. Did you alter your sshd config ?
oVirt needs password-less access to root.
Best Regards, Strahil Nikolov
On Sat, May 29, 2021 at 14:30, lejeczek via Users <users@ovirt.org> wrote: Hi guys
I'm trying to install HE on a KVM host and installer cannot get pass this:
[ ERROR ] OSError: [Errno 24] Too many open files [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Unexpected failure during module execution.", "stdout": ""} [ INFO ] TASK [ovirt.ovirt.hosted_engine_setup : Sync on engine machine] [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this. Please add this host's fingerprint to your known_hosts file to manage this host."} [ ERROR ] Failed to execute stage 'Closing up': Failed executing ansible-playbook [ INFO ] Stage: Clean up
KVM itself should be satisfying in terms of requirements, as a setup of a HE version from 'master' repo worked previously on it.
Any ideas & thoughts shared, on what is that cryptic error message saying and how to troubleshoot I'll very much appreciate. many thanks, L. _______________________________________________ Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> To unsubscribe send an email to users-leave@ovirt.org <mailto:users-leave@ovirt.org> Privacy Statement: https://www.ovirt.org/privacy-policy.html <https://www.ovirt.org/privacy-policy.html> oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ <https://www.ovirt.org/community/about/community-guidelines/> List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN... <https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN22IRT4ERG73ZH5REFE/>
Which ssh config, where? This is fresh installation with "ovirt-hosted-engine-usetup". thanks, L. _______________________________________________ Users mailing list -- users@ovirt.org To unsubscribe send an email to users-leave@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/F7F7WD6O5MKRYS...

On 30/05/2021 16:25, Strahil Nikolov wrote:
So the Hypervisor is complete vanilla without any alterations ?
Do you get any output from 'rpm -V openssh-server' ?
Best Regards, Strahil Nikolov
On Sun, May 30, 2021 at 17:14, lejeczek via Users <users@ovirt.org> wrote:
On 29/05/2021 19:29, Strahil Nikolov wrote: > Most probably it's related to ssh. > Did you alter your sshd config ? > > oVirt needs password-less access to root. > > Best Regards, > Strahil Nikolov > > On Sat, May 29, 2021 at 14:30, lejeczek via Users > <users@ovirt.org <mailto:users@ovirt.org>> wrote: > Hi guys > > I'm trying to install HE on a KVM host and installer > cannot > get pass this: > > [ ERROR ] OSError: [Errno 24] Too many open files > [ ERROR ] fatal: [localhost]: FAILED! => {"msg": > "Unexpected > failure during module execution.", "stdout": ""} > [ INFO ] TASK [ovirt.ovirt.hosted_engine_setup : Sync on > engine machine] > [ ERROR ] fatal: [localhost]: FAILED! => {"msg": "Using a > SSH password instead of a key is not possible because > Host > Key checking is enabled and sshpass does not support > this. > Please add this host's fingerprint to your known_hosts > file > to manage this host."} > [ ERROR ] Failed to execute stage 'Closing up': Failed > executing ansible-playbook > [ INFO ] Stage: Clean up > > KVM itself should be satisfying in terms of > requirements, as > a setup of a HE version from 'master' repo worked > previously > on it. > > Any ideas & thoughts shared, on what is that cryptic > error > message saying and how to troubleshoot I'll very much > appreciate. > many thanks, L. > _______________________________________________ > Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> > <mailto:users@ovirt.org <mailto:users@ovirt.org>> > To unsubscribe send an email to users-leave@ovirt.org <mailto:users-leave@ovirt.org> > <mailto:users-leave@ovirt.org <mailto:users-leave@ovirt.org>> > Privacy Statement: > https://www.ovirt.org/privacy-policy.html <https://www.ovirt.org/privacy-policy.html> > <https://www.ovirt.org/privacy-policy.html <https://www.ovirt.org/privacy-policy.html>> > oVirt Code of Conduct: > https://www.ovirt.org/community/about/community-guidelines/ <https://www.ovirt.org/community/about/community-guidelines/> > <https://www.ovirt.org/community/about/community-guidelines/ <https://www.ovirt.org/community/about/community-guidelines/>> > List Archives: > https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN... <https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN22IRT4ERG73ZH5REFE/> > <https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN... <https://lists.ovirt.org/archives/list/users@ovirt.org/message/6X7UBMGLFS42CN22IRT4ERG73ZH5REFE/>> > Which ssh config, where? This is fresh installation with "ovirt-hosted-engine-usetup".
thanks, L. _______________________________________________ Users mailing list -- users@ovirt.org <mailto:users@ovirt.org> To unsubscribe send an email to users-leave@ovirt.org <mailto:users-leave@ovirt.org> Privacy Statement: https://www.ovirt.org/privacy-policy.html <https://www.ovirt.org/privacy-policy.html> oVirt Code of Conduct: https://www.ovirt.org/community/about/community-guidelines/ <https://www.ovirt.org/community/about/community-guidelines/> List Archives: https://lists.ovirt.org/archives/list/users@ovirt.org/message/F7F7WD6O5MKRYS... <https://lists.ovirt.org/archives/list/users@ovirt.org/message/F7F7WD6O5MKRYS3D4FFC3EN7T5U3PT7S/>
Yes. For me it reproduces every time - get CentOS Stream in a KVM, get all updates. ovirt-release44-4.4.6.3-1.el8.noarch ovirt-host-4.4.6-1.el8.x86_64 openssh-server-8.0p1-8.el8.x86_64 (ps. Strahil, do it the same almost everybody else does it - you read from the top to bottom so write that way, this not a conversation just between us two.)
participants (2)
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lejeczek
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Strahil Nikolov