Recovery Strategies

This section describes the AMPS features used for various recovery and failover strategies.

Recovery Strategy Reference

The AMPS server and the AMPS client libraries provide various options for recovering and resuming subscriptions. Use this cross-reference to choose the recovery strategy that best matches the needs of your application.


AMPS Feature(s)

Automatically recover subscription without replaying missed messages.

HAClient / Subscribe

Recover subscription and replay any messages missed while application is offline.

HAClient / Transaction Log / Bookmark Subscription / Bookmark Store

Recover subscription, get current state of a set of messages upon recovery and receive updates to that state.

HAClient / State of the World / SOW and Subscribe command

The scenarios above describe just a few of the most common recovery scenarios for a subscription. For recovery scenarios that aren't described above, contact 60East at for advice and guidance.

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