What are the best ways to reduce the volumetry of logs indexed in splunk, especially ones from firewalls? [on hold]

Firewalls logs represent around 60% of the logs of an information system. We are using Splunk and want to reduce the volumetry without losing important information. One solution we question is the usage of a log aggregator as logsurfer. The idea would be for example to: aggregate usual logs groups as e.g. for session opening…

docker container resource in a pacemaker clusters fails to start

I have two-node pacemaker cluster on Centos7 with /var/lib/docker built on drbd primary/secondary resource. All resources are grouped in a group “res_group”. All resources except the container resource (nginx service) starts properly in the cluster. The nginx/container resource when I start it on on both nodes available in the cluster, fails with error: Master/Slave Set:…