After migrating mailcow to another server (by following the instructions in the documentation) I encounter the following error when trying to start mailcow with docker-compose up -d
`root@xxxxx:/opt/mailcow-dockerized# docker-compose up -d
WARNING: The WATCHDOG_NOTIFY_EMAIL variable is not set. Defaulting to a blank string.
Creating network “mailcowdockerized_mailcow-network” with driver “bridge”
Creating mailcowdockerized_watchdog-mailcow_1 …
Creating mailcowdockerized_solr-mailcow_1 …
Creating mailcowdockerized_memcached-mailcow_1 …
Creating mailcowdockerized_clamd-mailcow_1 …
Creating mailcowdockerized_watchdog-mailcow_1 … error
Creating mailcowdockerized_sogo-mailcow_1 …
Creating mailcowdockerized_redis-mailcow_1 …
Creating mailcowdockerized_unbound-mailcow_1 …
Creating mailcowdockerized_olefy-mailcow_1 …
ERROR: for mailcowdockerized_dockerapi-mailcow_1 Cannot start service dockerapi-mailcow: OCI runtime create failed: container_linux.go:349: starting container process caused "process_linux.go:449: container init caused \"process_linux.go:415: setting cgroup config for prCreating mailcowdockerized_solr-mailcow_1 … done
Creating mailcowdockerized_memcached-mailcow_1 … done
Creating mailcowdockerized_clamd-mailcow_1 … done
ERROR: for mailcowdockerized_watchdog-mailcow_1 Cannot start service watchdog-mailcow: OCI runtime start failed: fork/exec /usr/bin/runc: resource temporarily unavailable: : unknown
Creating mailcowdockerized_sogo-mailcow_1 … done
Creating mailcowdockerized_redis-mailcow_1 … done
\"error running hook: exit status 1, stdout: , stderr: time=\\\\“2020-05-06T23:55:35+02:00\\\\” level=fatal msg=\\\\"failed to add interface veth5cdbebf to sandbox: error setting interface \\\\\\\\“veth5cdbebf\\\\\\\\” IPv6 to fd4d:6169:6c63:6f77::Creating mailcowdockerized_olefy-mailcow_1 … done
Creating mailcowdockerized_php-fpm-mailcow_1 … done
Creating mailcowdockerized_nginx-mailcow_1 … done
Creating mailcowdockerized_acme-mailcow_1 … done
ERROR: for dockerapi-mailcow Cannot start service dockerapi-mailcow: OCI runtime create failed: container_linux.go:349: starting container process caused "process_linux.go:449: container init caused \"process_linux.go:415: setting cgroup config for procHooks process caused \\"failed to write \\\\“1\\\\” to \\\\“/sys/fs/cgroup/memory/docker/89d670f877d93fcaa760a58f6a3b1165503da5f6008ff422344b5548c63bcf74/memory.oom_control\\\\”: write /sys/fs/cgroup/memory/docker/89d670f877d93fcaa760a58f6a3b1165503da5f6008ff422344b5548c63bcf74/memory.oom_control: permission denied\\“\”": unknown
ERROR: for watchdog-mailcow Cannot start service watchdog-mailcow: OCI runtime start failed: fork/exec /usr/bin/runc: resource temporarily unavailable: : unknown
ERROR: for unbound-mailcow Cannot start service unbound-mailcow: OCI runtime create failed: container_linux.go:349: starting container process caused "process_linux.go:449: container init caused \"process_linux.go:432: running prestart hook 0 caused \\"error running hook: exit status 1, stdout: , stderr: time=\\\\“2020-05-06T23:55:35+02:00\\\\” level=fatal msg=\\\\"failed to add interface veth5cdbebf to sandbox: error setting interface \\\\\\\\“veth5cdbebf\\\\\\\\” IPv6 to fd4d:6169:6c63:6f77::9/64: failed to enable ipv6: reexec to set IPv6 failed: fork/exec /proc/self/exe: resource temporarily unavailable\\\\“\\n\\”\"": unknown
ERROR: Encountered errors while bringing up the project.`
Any ideas what could cause it?