High Availability Guide Failover Strategies for High Availability No Failover Strategy Failover Cluster Virtualization HA InterSystems IRIS Mirroring Using Distributed Caching with a Failover Strategy Mirroring Overview Mirroring Architecture and Planning Mirror Components Mirror Synchronization Automatic Failover Mechanics Preventing Automatic Failover Mirroring Communication Sample Mirroring Architecture and Network Configurations Redirecting Application Connections Following Failover or Disaster Recovery Mirroring in a Virtualized Environment Mirroring in a Cloud Environment Limiting Access to the Backup Failover Member Installing Multiple Mirror Members on a Single Host Configuring Mirroring Automated Deployment Methods for Mirrors Mirror Configuration Guidelines Installing the Arbiter Starting the ISCAgent Securing Mirror Communication with TLS Security Using the ^MIRROR Routine Creating a Mirror Adding Databases to a Mirror Editing or Removing Mirror Members Using Managed Key Encryption in a Mirror Configuring Application Server Connections to a Mirror Configuring a Mirror Virtual IP (VIP) Configuring the ISCAgent Configuring the Quality of Service (QoS) Timeout Setting Configuring Parallel Dejournaling Using the ^ZMIRROR Routine Configuring Mirroring for Healthcare Products Managing Mirroring Monitoring Mirrors Updating Mirror Member Network Addresses Resolving Network Address Validation Errors Authorizing X.509 DN Updates (TLS Only) Promoting a DR Async Member to Failover Member Demoting the Backup to DR Async Rebuilding a Mirror Member Stopping Mirroring on Backup and Async Members Managing Database Dejournaling General Mirroring Considerations Database Considerations for Mirroring Production Considerations for Mirroring Mirroring Considerations for Healthcare Products Mirror Outage Procedures Planned Outage Procedures Unplanned Outage Procedures Disaster Recovery Procedures