HADR Benefits Feature History HADR Tutorial TCP Tuning Perf Tuning HADR Simulator HADR Simulator Options HADR Simulator Output HADR Simulator Params db2logscan HADR Config HADR Sync Mode HADR Takeover HADR Monitoring HADR Commands HADR Log Shipping HADR Perf Diag Connect db2diag.log Cluster Managers Client Reroute HADR on PureScale FAQ db2fmtlog replayonlywindow