Reference Guide

Dell - Internal Use - Confidential
Confidential Page 3 5/10/2016
Release Notes— Fluid Cache for SAN for Linux Systems
Purpose of this Release
Fluid Cache for SAN for Linux 2.1.0 is a maintenance release with the following focus:
 Add support for RHEL 6.7
 Improve diagnostic capability when there are cluster issues
 Improve cluster shutdown robustness
 Fix stability issues and improve cluster operation
Note: Installation and Upgrade instructions for 2.1.0 are in the Dell Fluid Cache for SAN Version
2.1.0 Admin and Deployment Guide for Linux Systems.
Fixed Issues in this Release
Improve diagnostic capability
 Reduced log lines
 Reduce max log file size
 Consistent log format
 Stuck SCSI2 logging
 RoCE network verification
 Past anomaly detection
Cluster management usability
 CFM Shutdown Intelligence – do not kill all
 Marking blocks truly clean – quicker recovery time
 Improve handling of CFM crash during uncaching
Operational improvement
 Issues with write phase of compare and write
 Shutdown failure scenario
 MD Crash due to unresolved duplicates
 Performance degradation during unaligned I/Os
 Cache device could not be used