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Andrew Pantyukhin P Nf Sv4
- 2. SAN - Storage Area Network NAS - Network Attached Storage DAS - Direct Attached Storage
- 3. SAN - FC, FCoE, iSCSI, AoE, ... NAS - NFS, SMB/CIFS, AFP, ... DAS - SAS/SATA, IDE, USB, ...
- 4. SAN - low latency, 仗仂亠 仗仂仂从仂仍, 亟仂仂亞仂亠 亳 仍仂亢仆仂亠 FC-亢亠仍亠亰仂 NAS - high latency, 仍仂亢仆亠 仗仂仂从仂仍, 舒弍仂舒亠 仗仂 亠亳
- 5. SAN low latency 亠磳 仆舒 仍仂亞亳从亠 FS NAS high latency 亞仍舒亢亳于舒亠 从亳仂于舒仆亳亠仄 仂弍亠亳 仂仂仆
- 6. NFS 仂舒 仂 FCP 仆舒 10-15%孫 NFS 弍亠亠 iSCSI 仆舒 5-10%孫 孫笑粧 NetApp tr-3581
- 7. FC 仂弍仆仂 于 仗亠亟亠仍舒 丶, 亠亟从仂 亟仂 100 从仄 NFS, SMB 亳 iSCSI 舒弍仂舒ﾑ 仗仂 IP, 仆仂 仆亠 仍ﾐ英 弍仂仍亳亠 RTT NFSv4 仗仂亟仂亟亳 亟仍 仍ﾐ英 RTT
- 8. SAN: Oracle Exadata, - 仂于舒仂, 仂从 仆舒 仆舒亟亢仆仂亳 NAS: Lustre, NetApp GX, Isilon, Panasas - 仗仂于亠亠仆仂, 仂从 仆舒 从仂仂亳
- 9. 亠仆仂 亳仆亠亞亳仂于舒仆仆亠 亠亠仆亳 pNFS = NAS + SAN
- 10. NFS - Unix SMB/CIFS - Windows AFP - Apple Lustre, GPFS, - Linux, proprietary
- 11. 仗仂亟亟亠亢亳于舒亠 于亠仄亳 Unix 仂仍亳仆仂 舒弍仂舒亠 仆舒 于亠 Mac OS X 舒弍仂舒亠 亟舒亢亠 仆舒 从亰仂亳从亠 亳仗舒 z/OS 仆仂仆仂 舒弍仂舒亠 仗仂亟 Windows, 亠 仂仂亠亠 从仂仄仄亠亠从仂亠 仂弍舒舒亠 于仂亰仄仂亢仆仂礆亳 Lustre 亳 GPFS
- 12. v1 - 1984 (Sun) v2 - 1989 (Sun) v3 - 1995 (Sun) v4 - 2000, 2003 (IETF) v4.1 - 2010 (IETF)
- 13. 仍亞从仂 于仂舒仆仂于仍亠仆亳 仆亠亰舒于亳亳仄仂 仂 舒仆仗仂舒, 弌 亳 舒亶仍仂于 亳亠仄 仗仂仂舒 仂仂舒 从仂仂
- 14. 舒弍仂舒亠 仗仂 TCP 亳 UDP 仆舒 仂仆仂于亠 仗仂仂从仂仍仂于 ONC RPC 亳 XDR 舒亠仆亳亳从舒亳 亳 亳仂于舒仆亳亠 亠亠亰 GSS (Kerberos) 舒于仂亳亰舒亳 亠亠亰 仗仂仍亳亳从亳 exports, ACL advisory locking (于 v4 - mandatory)
- 15. 仍舒 亟仂仗仆仂 亳 从仂仂 over Internet 仂弍磶舒亠仍仆舒 弍亠亰仂仗舒仆仂, negotiation 仆舒仂舒 从仂-仗仍舒仂仄亠仆仆仂 仍亞从仂 舒亳亠仆亳亶
- 16. 仗亠亠仍 亳亰 Sun 于 IETF RPCSEC_GSS, Kerberos security schemes stateful-舒亳亠从舒 compound RPC 亟亠仍舒仆 亞仍磲 仆舒 CIFS 亳 AFS
- 17. RPCSEC_GSS (RFC2203) authentication, integrity, privacy Kerberos V5 (RFC1964) LIPKEY (RFC2874) in-band negotiation
- 18. 亠仆亳亠 舒亶仍舒 仆仂于仂亞仂 亠于亠舒 仂亟仆亳仄 亰舒仗仂仂仄 亠从亳于仆仂 HTTP 从亳仂于舒仆亳亠 亟于 filehandles 于 "亠亞亳舒"
- 19. 仂仍从仂 UTF-8 仄仂仆亳仂于舒仆亳 仆亠, 亠于亠 仂亟舒 仂亟亳仆 ROOT FH 于亠 从仗仂亳亠仄亠 从仍亠亳于舒ﾑ 于 仂亟仆 亳亠舒亳 亞亳弍从亳亠, 舒亳磳仄亠 舒亳弍, 于从仍ﾑ舒 ACL 亳 locations 亳仄亠仆仂于舒仆仆亠 owner, group
- 20. 舒亳弍 locations 仄仂亢亠 仂仂弍舒 从仍亳亠仆 仂 亟亞亳 亠于亠舒 从仍亳亠仆 仄亳亞亳亠 仗亳 仂从仍ﾑ亠仆亳亳 亠从亠亞仂 亠于亠舒 从仍亳亠仆 仄仂亢亠 弍舒仍舒仆亳仂于舒 仆舒亞亰从 仄亠亢亟 亠仗仍亳从舒仄亳
- 21. 于仂亠仆仆亶 byte-range locking lease-仄仂亟亠仍 仂弍亠仗亠亳于舒亠 弍仂亠 于仂舒仆仂于仍亠仆亳亠 于亠仆仂 仗仂亟于亳亳 locks 弍仂仍亠 仆亠
- 22. 从亳仂于舒仆亳亠 亟亳亠从仂亳亶 亳 舒亳弍仂于 仂仗亠亟亠仍磳 从仍亳亠仆仂仄 从亳 亟舒仆仆 于舒仍亳亟亳ﾑ 仗亳 仂从亳亳 亟亠仍亠亞亳仂于舒仆亳亠 - 舒亰亠亠仆亳亠 仆舒 仍仂从舒仍仆 仂弍舒弍仂从 亰舒仗仂仂于 仗仂亰于仂仍磳 舒弍仂舒 舒从亳于仆仄亳 NFS-舒亶仍舒仄亳 仆舒 仍仂从舒仍仆仂仄 亟亳从亠 仗亠于亶 舒亞 从 仆舒仂亠亶 舒仗亠亟亠仍仆仆仂亳
- 23. Solaris - 舒仄舒 仗仂仍仆舒 仗仂亟亟亠亢从舒 Linux - 亳仂从舒 仗仂亟亟亠亢从舒, 亠 弍舒亞亳 FreeBSD - 仗仂亟亟亠亢从舒 仂于舒舒, 亠 弍舒亞亳 NetApp - 亳仂从舒 仗仂亟亟亠亢从舒, 亠 仂亞舒仆亳亠仆亳 Isilon, Panasas, AIX, z/OS - 亠 仗仂亟亟亠亢从舒 于 舒亰仆仂仄 仂仂礌亳亳
- 24. RFC5661 - 舒仄亶 亟仍亳仆仆亶 RFC-亟仂从仄亠仆 于 亳仂亳亳 亳仗舒于仍亠仆亳亠 从仆 仆亠亟仂舒从仂于 NFS 亟仂仗仂仍仆亠仆亳亠 v4 仆舒 仂仆仂于亠 仂仗舒 仗仂仄仍亠仆仆仂亞仂 亳仗仂仍亰仂于舒仆亳 仗仂亟亟亠亢从舒 从仍舒亠仂于 亳 仗舒舒仍仍亠仍仆仂亞仂 亟仂仗舒 (pNFS)
- 25. 舒亳弍 locations 于 仂仍亳 referrals 仗亠于亶 舒亞 从 FedFS
- 26. +-----------+ |+-----------+ +-----------+ ||+-----------+ | | ||| | NFSv4.1 + pNFS | | +|| Clients |<------------------------------>| Server | +| | | | +-----------+ | | ||| +-----------+ ||| | ||| | ||| Storage +-----------+ | ||| Protocol |+-----------+ | ||+----------------||+-----------+ Control | |+-----------------||| | Protocol| +------------------+|| Storage |------------+ +| Devices | +-----------+
- 27. EMC, IBM, LSI, NetApp, Panasas, Google, Sun, 仗仂仄仍亠仆仆亶 仂仗: NetApp, Panasas, Isilon, 于 仂从仂亶 舒亰舒弍仂从亠 2003 亞仂亟舒, 亠仍亳亰 于 礌于舒亠 2010 NFSv4.1, block pNFS (RFC5663), object pNFS (RFC5664)
- 28. 仂于仆亳: 舒亶仍, 仂弍亠从 亳仍亳 弍仍仂从亳 亠于亠舒 亟亠仍 仆舒 metadata servers 亳 storage devices 从仍亳亠仆 仗仂亳亰于仂亟亳 I/O 仆舒仗礆 从仍亳亠仆 仂亟舒 亠于亠 仆仂于亶 layout 从仍亳亠仆 仄仂亢亠 于亠亞亟舒 于弍舒 仂弍仆亶 NFSv4.1 I/O
- 29. 亟舒 从仍亳亠仆 layout 亳 亟仂仗 从 storage 从仍亳亠仆 仗仂亳亰于仂亟亳 I/O 仆舒仗礆 从仍亳亠仆 仂亟舒 亠于亠 仆仂于亶 layout 从仍亳亠仆 仄仂亢亠 于亠亞亟舒 于弍舒 仂弍仆亶 v4.1 I/O
- 30. file - 亟亞仂亶 NFSv4.1 亠于亠 block - 弍仍仂仆仂亠 舒仆亳仍亳亠 (SAN) object - 仂弍亠从仆仂亠 舒仆亳仍亳亠 (OSD) 仂-仂 亠, 仗仂亟亟亠亢亳于舒ﾑ亠亠 NFSv4.1 storage protocol
- 31. 亳亟亠舒仍仆舒 仂仆仂于舒 亟仍 cluster storage 仂弍亠从 - 从舒从 inode: 亟舒仆仆亠 亳 舒亳弍 OSDv1/v2 - 舒仆亟舒仆亠 仆舒弍仂 从仂仄舒仆亟 SCSI 舒仗仗舒舒仆舒 仗仂亟亟亠亢从舒 仂弍亠从仂于
- 32. 从仍亳亠仆: Linux, Solaris, 亠于亠: NetApp, Panasas, Linux, Solaris, IBM, EMC, FreeBSD - ? NetApp, Panasas, Isilon, IBM Series N - FreeBSD!
- 33. RDMA - 仆亠 仂仍从仂 InfiniBand/iWARP/Myrinet, 仆仂 亳 10GbE 从仂仂仆仂亶 亟仂仗 从 亟舒仍仆仆仂亶 仗舒仄亳 弍亠亰 CPU RPCRDMA - 从仂仂仆舒 舒弍仂舒 RPC 仗仂 RDMA NFS over RDMA - NFS 仍ﾐ英 于亠亳亶 仗仂 RPCRDMA
- 34. 仆舒弍仂 仗仂仂从仂仍仂于 亟仍 亠亟亠舒亳于仆 舒亶仍仂于 亳亠仄 亟仂仗亠仆 亟仍 仂弍仆 从仍亳亠仆仂于 NFSv4 亳 NFSv4.1 舒仆亳从亳 仂舒仆ﾑ 从仂仆仂仍 仆舒亟 于仂亳仄亳 亳亠仄舒仄亳 仄舒舒弍亳亠仄仂 仗仂 亞亠仂亞舒亳亳, 亳仍 从仍亳亠仆仂于, 舒亶仍仂于, 亠于亠仂于
- 35. NSDB - DNS 亟仍 舒亶仍仂于 仆舒 仂仆仂于亠 LDAP Junction admin - 仗舒于仍亠仆亳亠 舒亰亟亠仍舒仄亳 仗仂 ONC RPC Namespace discovery - 仆舒 弍舒亰亠 DNS SRV
- 36. 仗仂舒亠 舒亟仄亳仆亳亳仂于舒仆亳亠 舒亰亟亠仍磳 亳亰亳亠从仂亠 仄亠仂仆舒仂亢亟亠仆亳亠 亟舒仆仆 仂 仍仂亞亳亠从仂亞仂 仗仂舒亠 仄亳亞舒亳 亳 HA/LB-亠仗仍亳从舒亳 亟舒仆仆 亠于亠仆仆仂 仗仂舒亠 仂弍仍舒仆仂亠 舒仆亠仆亳亠 亟舒仆仆
- 37. AIX - 2004 HPUX - 2008 Linux - 2006 OpenSolaris - 2010
- 38. 仂 仄 弍仍 亟仂从仍舒亟? 仂 舒从仂亠 NFS? 舒 仂弍亠亟 亢亠 弍仍? 从仂亞亟舒 亟仂从仍舒亟亳从 仗仂仍亠亟仆亳亶 舒亰 弍亳仍?