Object Service Extension virtual machine filling up log files

Products

• VMware Cloud Director

Issue/Introduction

• OSE VMs are in a hung state
• OSE VM log partition /opt/vmware/voss/log is full. 
• CPU utilization is at 100%.

Environment

VMware Cloud Director Object Storage Extension

Cause

Archived log files and log files with DEBUG mode enabled can cause the disk space to fill up quickly.

Resolution

• Disable DEBUG mode with the following command: 

ose args set --k logging.level.com.vmware.voss -v INFO 

ose args del --k logging.level.org.apache.http.wire

ose service restart

Note: To  re-enable: ose args set --k logging.level.org.apache.http.wire -v debug

• Disable access log.
  
  ose args set --k server.undertow.accesslog.enabled --v false

ose service restart
  
  
• Configure automatic file cleanup using the parameters below as per the documentation . Changes to application properties require reboot of OSE service. 

• • oss.logback.rolling-policy.totalSizeCap
  • oss.logback.rolling-policy.maxFileSize
  • oss.logback.rolling-policy.maxHistory

Use ose args set command as per the documentation to configure these parameters.