The IBM z/VM journal minidisk space allocation must be large enough for one weeks worth of audit records.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-237937	IBMZ-VM-000930	SV-237937r859002_rule		Medium

Description
In order to ensure operating systems have a sufficient storage capacity in which to write the audit logs, operating systems need to be able to allocate audit record storage capacity. The task of allocating audit record storage capacity is usually performed during initial installation of the operating system.

STIG	Date
IBM zVM Using CA VM:Secure Security Technical Implementation Guide	2022-08-31

Details

Check Text ( C-41147r859001_chk )
Examine the "MDISK" statement for journaling. If the space allocations are not large enough for one weeks' worth of audit records, this is a finding.

Fix Text (F-41106r649650_fix)
Monitor journal minidisks for required space allocation for one week's worth of data. The system administrator will determine the required space allocation. Assure space allocation is large enough for one week of audit records.