description EXPRESSCLUSTER Overview
EXPRESSCLUSTER is a Zerto component that automatically replicates data blocks between primary and secondary storage systems, enabling rapid recovery from server failures or planned maintenance events with minimal downtime.
help EXPRESSCLUSTER FAQ
What is EXPRESSCLUSTER used for?
EXPRESSCLUSTER is high-availability software that helps keep services running when a server fails or requires maintenance. It can replicate data between primary and secondary systems and support failover.
Does EXPRESSCLUSTER automatically replicate data?
The listing describes automatic block-level replication between primary and secondary storage systems. That design is intended to reduce the amount of manual work needed during recovery.
Can EXPRESSCLUSTER help during planned maintenance?
Yes, high-availability software such as EXPRESSCLUSTER can support controlled failover while a primary server is serviced. This can reduce interruption compared with shutting down the only active server.
Who makes EXPRESSCLUSTER?
EXPRESSCLUSTER is associated with NEC, which markets it as a high-availability and disaster-recovery product. It should not be confused with a generic backup application or with Zerto itself.
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