Cannot reach Virtual Server under Proxmox after a certain amount time of inactivity

mykeebot

New Member
Oct 25, 2023
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Hi All,

I have a Rocky Linux 8 server configured under Proxmox and I have a proper network configuration as below on the screenshot...

ScreenShot_15767.gif

My problem is that after a day of inactivity, I cannot SSH to my Rocky 8 VM, I cannot even ping it...

ScreenShot_15765.gif

I have to restart the server, then I get answer to ping again and I can SSH to the server as well...

ScreenShot_15766.gif

Does somebody know what causing this? Should I modify some kind of network settings?

I really appreciate your help in advance,
Mike
 
You are pinging the IP of your vmbr1 not of your vm? Please post a screenshot of your vm config or the output of qm config VM-ID
If you are using vmbr1 in your vm, remove the ip from the vmbr1 and put the IP inside your vm. Usually you dont need a ip on a vmbr, it is not needed to get a connection inside the vm into the network.
 
You are pinging the IP of your vmbr1 not of your vm? Please post a screenshot of your vm config or the output of qm config VM-ID
If you are using vmbr1 in your vm, remove the ip from the vmbr1 and put the IP inside your vm. Usually you dont need a ip on a vmbr, it is not needed to get a connection inside the vm into the network.
Many thanks for your input jsterr! By clicking on the URL below you may find detailed description of my network...

https://forum.proxmox.com/threads/c...t-subnet-under-proxmox-ve.135449/#post-600259

I had to add vmbr1 because I have to work with these IPs, it's a corporate network and I cannot change any IP address. It should work like this and it actually works, but after a while of inactivity, my Rocky 8 VM becomes unreachable. The only workaround what I can see now is the Rocky 8 VM restart.

Thanks,
Mike
 
Any help would be really appreciated. As I tested further, the VM becomes unavailable after a short amount time of inactivity. It's fairly frustrating because it's an application server and the users cannot reach it.