Hi, CloudStack 4.23 can run with Java 21.
Have you already configured Linux bridges on the host ? Kind regards, Wei On Thu, Sep 10, 2026 at 3:43 PM Drew Weaver <[email protected]> wrote: > Hello, > > I am attempting to setup version 4.23.0.0 in a basic lab environment with > one hypervisor running AlmaLinux 10.2. > > The management server (also running Almalinux 10.2) seems to work okay > meaning that the UI loads and seems to function properly. > > However anytime I attempt to add this hypervisor as a host I keep seeing > this in the management-server.log > > 2026-09-10 09:32:44,733 DEBUG [c.c.u.s.SSHCmdHelper] > (qtp1860491691-42:[ctx-c03b659b, ctx-0f99dae7]) (logid:5530e197) SSH > command: sudo > /usr/share/cloudstack-common/scripts/util/keystore-cert-import > /etc/cloudstack/agent/agent.properties xxx /etc/cloudstack/agent/ > SSH command output: > chmod: cannot access '/etc/cloudstack/agent/cloud.key': No such file or > directory > > The file /etc/cloudstack/agent/cloud.key doesn't exist. The directory > looks like this: > > drwxr-xr-x 2 root root 177 Sep 10 09:35 . > drwxr-xr-x 3 root root 19 Sep 10 09:18 .. > -rw------- 1 root root 22258 Sep 10 09:25 agent.properties > -rwxr-x--- 1 root root 1814 Sep 10 09:32 cloud.ca.crt > -rwxr-x--- 1 root root 1826 Sep 10 09:32 cloud.crt > -rw------- 1 root root 1447 Sep 10 09:32 cloud.csr > -rw------- 1 root root 6534 Sep 10 09:32 cloud.jks > -rwxr-xr-x 1 root root 904 Sep 1 16:50 environment.properties > -rwxr-xr-x 1 root root 2601 Sep 1 16:50 log4j-cloud.xml > -rwxr-xr-x 1 root root 1114 Sep 1 16:50 uefi.properties > > I had two general questions. > > > 1. Does Cloudstack 4.23 require Java17 exactly or Java17 or newer? This > system seems to have Java21 on it which I guess is the default for Alma10. > 2. Does Cloudstack 4.23 support/work with NetworkManager? I noticed > last week when I was trying this on another hypervisor/lab machine that it > seemed like CloudStack was trying to use old style 'service network > restart' type commands when interacting with that other hypervisor which > was also Alma10. > > > Thanks for any information anyone can provide. > > -Drew > > >
