[LU-11897] ineffective memory allocation in ptlrpc

• Type: Bug
• Resolution: Fixed
• Priority: Major
• Fix Version/s: Lustre 2.13.0
• Labels: patch
• Severity: 3
• Assignee: Andrew Perepechko
• Reporter: Andrew Perepechko

Description

For a few ptlrpc services, rqbd buffers are allocated using non-2^n allocation requests. This leads to ineffective memory usage and in some cases even to OOM.

A patch will be uploaded shortly.