[ovirt-users] Re: Host reboots when network switch goes down

2021-09-29 Thread Strahil Nikolov via Users
Tinkering with timeouts could be risky, so in case you can't have a second switch - your solution (shutting down all VMs, maintenance, etc) should be the safest. If possible test it on a cluster on VMs, so you get used to the whole procedure.  Best Regards,Strahil Nikolov On Wed, Sep 29, 20

[ovirt-users] Re: Host reboots when network switch goes down

2021-09-29 Thread cen
On 29. 09. 21 13:31, Vojtech Juranek wrote: this is possible, but changing sanlock timeouts can be very tricky and can have unwanted/unexpected consequences, so be very careful. Here is a guideline how to do it: https://github.com/oVirt/vdsm/blob/master/doc/io-timeouts.md Thank you for your fe

[ovirt-users] Re: Host reboots when network switch goes down

2021-09-29 Thread Vojtech Juranek
On Wednesday, 29 September 2021 09:43:56 CEST cen wrote: > Hi, > > we are experiencing a weird issue with our Ovirt setup. We have two > physical hosts (DC1 and DC2) and mounted Lenovo NAS storage for all VM > data. > They are connected via a managed network switch. > > What happens is that if

[ovirt-users] Re: Host reboots when network switch goes down

2021-09-29 Thread Nir Soffer
On Wed, Sep 29, 2021 at 2:08 PM cen wrote: > > Hi, > > we are experiencing a weird issue with our Ovirt setup. We have two > physical hosts (DC1 and DC2) and mounted Lenovo NAS storage for all VM data. > > They are connected via a managed network switch. > > What happens is that if switch goes dow