分布式存储ceph解决方案.pptx

文档介绍：分布式存储Ceph解决方案Ceph基础Ceph优化稳定可靠性Ceph和OpenStack整合Ceph运维2341AgendaCeph定义Cephisaunified,distributedstoragesystemdesignedforexcellentperformance,reliabilityandscalabilityCephuniquelydeliversobject,block,andfilestorageinoneunifiedsystemCeph发展历程SageWeilstartedtheopensourceCephprojectin2004forhisdoctoraldissertationattheUniversityofCalifornia,panyfortheopensourceCephfilesystemin2012RedHat30April2014,RedHatacquireInktankStoragefor$175MillionCeph结构Ceph代码调用栈RADOS(Reliable,AutonomicDistributedObjectStore)Ceph网络文件到osd映射Controlled,Scalable,DecentralizedPlacementofReplicatedData条带化stripe_unit=1048576stripe_count=4Order=22size=4M*8=32MErasureCoding