WHITEPAPER Red Hat StoRage SeRveR ABSTRACT TABLE OF CONTENTS 1 Abstract 9 Red Hat Storage advanced topics Elastic volume management 2 Red Hat Storage design goals Elasticity Linear scaling 9 6 High availability Technical differentiators Open source Complete storage operating system stack User space 10 Conclusion 11 Glossary www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 1 6/18/12 12:06 PM wHiTEpApER Red Hat StoRage SeRveR deSign goalS Elasticity Linear scaling www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 2 2 6/18/12 12:06 PM wHiTEpApER Scale-out with Red Hat Storage Server the enterprise wants to gain performance, they can www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 3 3 6/18/12 12:06 PM wHiTEpApER www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 4 4 6/18/12 12:06 PM wHiTEpApER www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 5 5 6/18/12 12:06 PM wHiTEpApER numbers, actual performance tests have proven this lin we have seen write throughput scale from 1.5 GB/s (one system) to 12 GB/s (eight systems). tecHnical diffeRentiatoRS connecting to between one Software-only Open source www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 6 6 6/18/12 12:06 PM wHiTEpApER User space Red Hat Storage Server is a complete storage stack in userspace Everything is a “volume” Volume = C shared-object library Stack volumes to create configuration Customize to match unique workload needs Open APIs Volume-to-volume and Platform-to-world Development is like application programming Rapid time to market Third party development a function such as replication if high avail Data stored in native formats No metadata with the elastic hash algorithm www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 7 7 6/18/12 12:06 PM wHiTEpApER Red Hat Storage Server global namespace technology in the private cloud or datacenter www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 8 8 6/18/12 12:06 PM wHiTEpApER Red Hat StoRage SeRveR advanced topicS Elastic volume management Unified file and object HigH availability N-way local synchronous replication www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 9 9 6/18/12 12:06 PM wHiTEpApER Geo-rep long distance asynchronous replication Replication in the private cloud/datacenter, public cloud, and hybrid cloud environments conclUSion 1-888-REDHAT-1 www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 10 10 6/18/12 12:06 PM wHiTEpApER gloSSaRy www.redhat.com RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 11 11 6/18/12 12:06 PM WHITEPAPER ABOUT RED HAT SALES AND iNQUiRiES NORTH AMERiCA EUROpE, MiDDLE EAST AND AFRiCA ASiA pACiFiC LATiN AMERiCA www.redhat.com #9535877_0612 RH_Storage_Server_Architecture_WP_9535877_0612_it.indd 12 ® 6/18/12 12:06 PM