rus tr-4128 vmware vsphere and metrocluster
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1
Netwell
.
, ,
.
Netwell NetApp.
NETAPP TECHNICAL REPORT
VMware vSphere 5 NetApp MetroCluster
Santhosh Devaraju, Ashish Nainwal, NetApp
February 2013 | TR-4128
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1 .................................................................................................................................................. 4
1.1 ........................................................................................................................... 4
1.2 ................................................................................................................................ 4
1.3 .......................................................................................... 42 ...................................................................................................................................................... 5
2.1 - ........................................................................................................................... 5
2.2 vSphere .......................................................... 5
vSphere Metro Storage Cluster? .......................................................................................... 6
3 NetApp MetroCluster ............................................................................................................ 9
3.1 MetroCluster ................................................................................................................ 9
3.2 MetroCluster........................................................................................................................... 10
Stretched MetroCluster (SMC) ......................................................................................... 10
Stretched MetroCluster ............................................................................................. 11
Stretch MetroCluster Dual Twin ........................................................ 12
Fabric-Attached MetroCluster (FMC) ............................................................................... 13
Fabric-Attached MetroCluster ................................................................................... 13
4 vSphere ........................................................................................................................ 14
4.1 vCenter ................................................................................................ 14
1: vCenter Virtual Machine VMware HA Cluster.................................. 15
2: vCenter ..................................................................... 15
3: vCenter VMware vCenter Heartbeat Solution ...................... 15
4.2 vSphere HA NetApp MetroCluster ......................................................................... 17
.................................................................................................................................................. 17
4.3 VMware DRS NetApp MetroCluster ....................................................................... 18
4.4 VMware Storage DRS NetApp MetroCluster .......................................................... 18
5 ..................................................................... 19
5.1 NetApp Storage .............................................................................................. 19
5.2 VMware vSphere ............................................................................................ 21
vSphere HA NetApp MetroCluster ............................................................. 21
VMware DRS Groups vSphere 5 NetApp MetroCluster ............................. 23
DRS Rules vSphere 5 NetApp MetroCluster .............................................. 24
Datastore Cluster ............................................................................................................... 26
6 MetroCluster ................................................................................................ 27
6.1 .................................................................................. 27
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6.2 ESX ................................................................................................................................ 28
6.3 ESX ......................................................................................................................... 29
6.4 vCenter .................................................................................................................... 29
6.5 ................................................................................................. 30
(Management Network) ............................ 30
(Storage Network) ......................................... 31
NetApp Fabric MetroCluster ............ 32
6.6 ISL ............................................................................. 33
6.7 ......................................................................................... 34
6.8 .................................................................................................................... 36
6.9 .................................................................................................................... 37
7 ( )........................................................................... 38
8 ................................................................................................................................................... 39
.................................................................................................................................................. 40
................................................................................................................................... 40
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1 NetApp MetroCluster
VMware vSphere 5.0 .
NetApp MetroCluster,
VMware vSphere.
, , .
1.1
:
NetApp , ,
VMware vSphere 5.0 NetApp FAS.
, , / (dev/test).
1.2
:
,
,
:
NetApp VMware , ,
(, ),
.
, , .
, professionalservices NetApp VMware.
( ). ,
NetApp.
1.3
:
VMware :o VMware vCenter 5.0 o VMware vSphere 5.0
NetApp OS NetApp Data ONTAP
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5
2
2.1 -
-
. -
,
.
.
.
,
, ,
.
VMware, ,
IT-.
NetApp MetroCluster ,
,
. NetApp MetroCluster
,
.
,
RPO RTO .
VMware - high availability (HA) fault tolerance (FT)
NetApp MetroCluster - ,
.
,
,
.
2.2,
vSphere.
2.2 vSphere
NetApp Unified Storage Architecture .
NetApp FAS
Data ONTAP SAN (FC/FCoE,
iSCSI) NFS.
NetApp MetroClusterNetApp High Availability(controller failover, CFO)
. , MetroCluster
local SyncMirror, ( , , )
(controller failover on demand, CFOD).
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. Local SyncMirror
MetroCluster, (plex,
): plex ( )
, plex ( )
.
,
. ,
().
MetroCluster. ,
, , , ( Fabric MetroCluster), ,
.
VMware HA/DRS, -
ESXi
5.0 5.1, vCenter Server5.0 5.1. vSphere, vMotion,
, vCenter Server
HA/DRS, ESXi .
vSphere Metro Storage Cluster?
vSphere Metro Storage Cluster (vMSC) VMware.
vMSC ,
.
VMware
vMSC. VMware
Storage Compatibility Guide.
vSphere Metro Storage Cluster,
:
vSphere 5.x Support with NetApp MetroCluster VMware vSphere Metro Storage Cluster - Case Study
, NetApp MetroCluster vSphere
:
Stretched MetroCluster Fabric MetroCluster
http://www.vmware.com/resources/compatibility/search.php?deviceCategory=sanhttp://www.vmware.com/resources/compatibility/search.php?deviceCategory=sanhttp://www.vmware.com/resources/compatibility/search.php?deviceCategory=sanhttp://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2031038http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2031038http://www.vmware.com/files/pdf/techpaper/vSPHR-CS-MTRO-STOR-CLSTR-USLET-102-HI-RES.pdfhttp://www.vmware.com/files/pdf/techpaper/vSPHR-CS-MTRO-STOR-CLSTR-USLET-102-HI-RES.pdfhttp://www.vmware.com/files/pdf/techpaper/vSPHR-CS-MTRO-STOR-CLSTR-USLET-102-HI-RES.pdfhttp://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2031038http://www.vmware.com/resources/compatibility/search.php?deviceCategory=sanhttp://www.vmware.com/resources/compatibility/search.php?deviceCategory=san -
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1 Stretched MetroCluster.
. 1) Stretched MetroCluster.
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2 Fabric MetroCluster.
. 1) Fabric MetroCluster.
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3 NetApp MetroClusterMetroCluster ,
,
. , , MetroCluster
,
. , .
(takeover process) ,
.
, , Disaster Recovery,
, , .MetroCluster
.
, Active-Active. , (failover)
, .
SyncMirror. . (failover).
Cluster Remote. ,
.
, 500
, FC-,
.
3.1 MetroCluster
NetApp MetroCluster ,
, 1 2.
1) MetroCluster.
No.
1. HA- FAS, OS Data ONTAP.
2. Fibre Channel (FC) ,
NetApp, ( Fabric-MetroCluster).
( )
, .
MetroCluster,
- , MetroCluster.
, ,
FC
MetroCluster.
3. Fibre Channel-Virtual interface (FC-VI)
, Stretched MetroCluster, FC-VI
30m. FAS31xx, 32xx, 62xx.
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4. Copper/Fiber .
FAS9xx, 30xx, 60xx.
5. SFP.
6. FC initiator(storage adapters).
7. .
8. SAS, FibreBridges
6500N, SAS.9. Fabric-attached MetroCluster dark fiber
( ) ,
xWDM, .
: NetApp MetroCluster Compatibility Matrix
, /fabric OS, Data ONTAP.
2 NetApp MetroCluster.
2) MetroCluster.
No.
FAS Brocade Cisco
1. cluster
(failover)
.
Brocade extended distance
license
( 10)
Cisco ENTERPRISE_PKG
buffer-to-
buffer credits
2. syncmirror_local
-
Brocade ports-on-demand
(POD)
-
Cisco PORT_ACTIVATION_PKG
3. cluster_remote
Cisco FM_SERVER_PKG
()
Cisco Fabric
Manager GUI
3.2 MetroCluster
MetroCluster.
Stretched MetroCluster (SMC)
Stretched MetroCluster , HA-
( , ).
500 . Stretched MetroCluster
(failover), .
mirrored active-active, Stretched MetroCluster
. (plex), ,
Data ONTAP , .
mirrored active-active, MetroCluster
, , ,
( / ) .
http://support.netapp.com/matrix/mtx/login.dohttp://support.netapp.com/matrix/mtx/login.dohttp://support.netapp.com/matrix/mtx/login.do -
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3 Stretched MetroCluster.
. 3) Stretched MetroCluster.
:
. , ,
, , , .
Stretched MetroCluster
4 Stretched MetroCluster FAS32XX single controller, DS14MK4-FC.
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. 4) Stretched MetroCluster.
Stretched MetroCluster:
HA- FAS32XX, 1, 2. DS14MK4 1 2
: Stretched MetroCluster, 6
Stretched MetroCluster Considerations.
Stretch MetroCluster Dual Twin
Stretched MetroCluster dual MetroCluster
,
(single-head chassis) twin MetroCluster,
dual MetroCluster, A , A
, B , B
. 5 6dualtwin Stretch MetroCluster.
. 5) dual MetroCluster.
http://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdfhttp://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdfhttp://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdfhttp://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdfhttp://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdfhttp://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdfhttp://www.netapp.com/us/system/pdf-reader.aspx?pdfuri=tcm:10-59919-16&m=tr-3548.pdf -
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. 6) twin MetroCluster.
Fabric-Attached MetroCluster (FMC)
, Fabric-attached MetroCluster, ,
500 ( 160 ),
Brocade Cisco, dual-fabric
. Fabric-attached MetroCluster SyncMirror
,
. ,
aggregate.
7 Fabric-attached MetroCluster.
. 7) Fabric-attached MetroCluster.
:
. , ,
, , , .
Fabric-Attached MetroCluster
8 Fabric-attached MetroCluster
FAS62XX ,
DS14MK4-FC Brocade 5100.
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. 8) Fabric-attached MetroCluster.
Fabric-attached MetroCluster:
HA- FAS32XX, 1, 2. DS14MK4 1 2
4 vSphereVMware vCenter ESX,
,
VM, vMotion, DRS, .
VMware View, vCloud. VMware
.
4.1 vCenter
, ,
.
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1: vCenter Virtual Machine VMware HA Cluster
vCenter VMware HA cluster.
-, vCenter ESX,
HA. , vCenter
- , VM .
9 .
. 9) VMware HA.
2: vCenter
vCenter Server
, , .
, vCenter ,
NetApp CFOD recovery.
, Microsoft Cluster Service (MSCS), VMware KB.
Oracle RAC, Oracle Databases VMware RAC
Deployment Guide.
3: vCenter VMware vCenter Heartbeat Solution VMware vCenter Server
,
http://kb.vmware.com/selfservice/microsites/search.do?cmd=displayKC&docType=kc&docTypeID=DT_KB_1_1&externalId=1004617http://kb.vmware.com/selfservice/microsites/search.do?cmd=displayKC&docType=kc&docTypeID=DT_KB_1_1&externalId=1004617http://kb.vmware.com/selfservice/microsites/search.do?cmd=displayKC&docType=kc&docTypeID=DT_KB_1_1&externalId=1004617http://www.vmware.com/files/pdf/partners/oracle/vmware-oracle-rac-deploy-guide.pdfhttp://www.vmware.com/files/pdf/partners/oracle/vmware-oracle-rac-deploy-guide.pdfhttp://www.vmware.com/files/pdf/partners/oracle/vmware-oracle-rac-deploy-guide.pdfhttp://www.vmware.com/files/pdf/partners/oracle/vmware-oracle-rac-deploy-guide.pdfhttp://www.vmware.com/files/pdf/partners/oracle/vmware-oracle-rac-deploy-guide.pdfhttp://kb.vmware.com/selfservice/microsites/search.do?cmd=displayKC&docType=kc&docTypeID=DT_KB_1_1&externalId=1004617 -
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. ,
VMware vCenter Server. VMware vCenter
Server Heartbeat.
VMware vCenter Server Heartbeat
VMware vCenter. , vCenter Server Heartbeatactive-
passive vCenter Server, .
vCenter Server Heartbeat
vCenter Server, , .
, , ,vCenter Server Heartbeat
vCenter.
LAN, WAN.
VMware vCenter Server Heartbeat,
VMware vCenter Server Heartbeat.
VMware vCenter Server ,VMware License Server
, VMware vMotionVMware DRS , VMware vCenter
Server,
VMware vCenter Server
VMware vCenter Server , , inventory,
, VMware vCenter Server,
10 vCenter Server Heartbeat,
. VM vCenter Server ESX
, NetApp
MetroCluster. vCenter Server Heartbeat
LAN.
https://www.vmware.com/support/pubs/heartbeat_pubs.htmlhttps://www.vmware.com/support/pubs/heartbeat_pubs.htmlhttps://www.vmware.com/support/pubs/heartbeat_pubs.html -
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. 10) vCenter Heartbeat solution.
4.2 vSphere HA NetApp MetroCluster
vSphere HA , VM ,
. , ,
, , .
NetApp MetroCluster solution for vSphere, VMware vSphere HA
,
VM ESX.
HA, , , ,
-. , slave--,
network heartbeat. - heartbeats
. - , slave- ,
VM , . Slave-
VM - .
, heartbeats. -
, .
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HA vSphere 5.0 ,
;
network heartbeat .
network heartbeat, VMware HA :
datastore heartbeating. Datastore heartbeating - ,
management network. datastore
heartbeating , ,
.
vSphere HA, VMware:
vSphere Availability.
heartbeat, NetApp
Isolation IP address vSphere HA.
.
4.3 VMware DRS NetApp MetroCluster
VMware DRS ,
, , .
VMware DRS CPU , VM
. VMware DRS
NetApp MetroCluster.
VMhost affinity VMware DRS,
A B, , VM ,
,
. VMhost affinity rules
.
4.4 VMware Storage DRS NetApp MetroCluster
VMware Storage DRS
, ,
storage I/O control.
Storage I/O control DRS-Storage DRS. Storage I/O
control (SIOC) -,
,
- , .
Storage DRSStorage vMotion ,
. NetApp MetroCluster ,
. ,
VM A, ,
A. ,
A, B,
, ,
- .
http://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-availability-guide.pdfhttp://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-availability-guide.pdfhttp://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-availability-guide.pdf -
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NetApp site affinity;
site affinity A site affinity B.
, VM , Storage
vMotion, NetApp , VMware DRS,
, . affinity , ,
, .
5
5.1 NetApp Storage
/
, failover MetroCluster.
change_fsid OFF ( Data ONTAP version 7.2.4
), MetroCluster failover UUID- LUN
, VMFS ESX Server
. , VMFS , VM
.
cf.takeover.change_fsid OFF.
Data ONTAP version 7.2.4 .
NetApp FAS, Data ONTAP 7.2.4,
MetroCluster failover LUN- LUN UUID LUN. LUN- VMFS-3,
ESX Server 3.x Snapshot LUN. , RAW LUN,
RDM (Raw Device Mapping) MetroCluster,
RDM ,
LUN. ESX
VMFS LUN-, .VMware KB 1001783.
. 11) cf.takeover.change_fsid OFF.
FAS :
cluster, cluster_remote, syncmirror_local iSCSI, FCP / NFS
http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1001783http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1001783http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1001783http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1001783 -
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MetroCluster software-based disk ownership :
o High-Availability and MetroCluster Configuration Guideo MetroCluster Design and Implementation Guide
FAS , flexible aggregate , ESX: VMFS (FC
iSCSI) NFS.
Virtual Storage Console for VMware vSphere vCenter Server,
VMware.
NetApp NetApp Virtual Storage Console for vSphere
NetApp VMware vSphere.
12 NetApp
MetroCluster.
. 12) NetApp FAS
MetroCluster.
https://library.netapp.com/ecm/ecm_get_file/ECMP1120827https://library.netapp.com/ecm/ecm_get_file/ECMP1120827http://media.netapp.com/documents/tr-3548.pdfhttp://media.netapp.com/documents/tr-3548.pdfhttp://media.netapp.com/documents/tr-3548.pdfhttps://library.netapp.com/ecm/ecm_get_file/ECMP1120827 -
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5.2 VMware vSphere
vSphere HA NetApp MetroCluster
HA
ESX.
1. vCenter, vSphere Client.2. Hosts and Clusters.3. Edit Settings.4. Turn On vSphere HA.5. vSphere HA, Host Monitoring .6. disable Admission Control,
,
.
7. . Advanced Options , Isolationaddressdas.isolationaddress IP-.
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8. VM , Medium.
9. Host Isolation response NetApp Leave Powered On.
Host Isolation Leave Powered On,
,
.
: iSCSI/NFS, (management network)
IP storage network, ,
.
Shutdown, ,
, .
split-brain.
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10.VM Monitoring .11.Datastore HeartbeatingSelect any of the cluster datastores taking into
account my preferences.
12. OK.
VMware DRS Groups vSphere 5 NetApp MetroCluster
DRS VM .
.
1. vCenter, vSphere Client.
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2. vSphere inventory Edit Settings.
3. DRS Group Manager.4. virtual machine DRS groups, ,
.
5. VM .6. DRS- (host DRS groups), ,
.
7. .
DRS Rules vSphere 5 NetApp MetroCluster
DRS A B.
1. vSphere, inventory EditSettings.
2. Rules.3. Add.4. Rule.5. Type, Virtual Machines to Hosts.6. virtual machine DRS group host DRS group
.
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7. , VM host DRS groups, A, , A.
8. Should run on hosts in group.9. 3 7 B.10. OK.
NetApp Should run on hosts in group
Must run on hosts in group. A, VM A
B vSphere HA,
HA VMs B, .
, , HA,
, .
: (event), (alarm),
, VM VM-Host affinity rule. vSphere
Client, , VM
is violating VM-Host Affinity Rule .
(alarms),
vSphere Monitoring and Performance.
13 , DRS.
. 13) DRS.
http://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-monitoring-performance-guide.pdfhttp://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-monitoring-performance-guide.pdfhttp://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-monitoring-performance-guide.pdfhttp://pubs.vmware.com/vsphere-51/topic/com.vmware.ICbase/PDF/vsphere-esxi-vcenter-server-51-monitoring-performance-guide.pdf -
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Datastore Cluster
.
1. vCenter vSphere Client.2. Datastores and Datastore Clusters vSphere Client inventory,
datacenterNew Datastore Cluster.
3. , , Turn on Storage DRS .
4. SDRS automation level, , No Automation (Manual Mode).
NetApp Storage DRS ,
, .
5. , Enable I/O metric for SDRS recommendations ; .
6. .7. Select Datastores , A;
, A.
8. 1 6 B, , B.
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6 MetroCluster
6.1
, , HBA, ,
, FC/Ethernet ,
(dead) ESX.
HBA//, ESX .
,
, .
MetroCluster ,
.
, , NFS/iSCSI, NetApp
, vmkernel vSwitch , NFS vmkernel distributed vSwitch. NIC teaming
active-active active-standby.
, iSCSI LUNs, multipathing vmkernel
iSCSI. vSphere.
, Fibre Channel LUNs, NetApp , ,
HBA, HBA/port. NetApp
single initiator to single target.
Virtual Storage Console (VSC) multipathing.
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6.2 ESX
14 ESX.
. 14) ESX.
, ESX , (master node) VMware HA
, network
heartbeats. , , ,
, , master node
datastore heartbeats , , , ,
(management network).
, master node , ,
, ,
.
, ESX ,
, . DRS affinity rules
, , VM ,
. , DRS
, NetApp DRS
.
MetroCluster ,
.
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6.3 ESX
15 ESX .
. 15) ESX.
, (management network) ESX
, master node VMware HA network heartbeats
, .
,
-, datastore heartbeat. ,
master node , , .
, ,
, , , VM
. 30 .
MetroCluster ,
.
6.4 vCenter
, vCenter , ,
, DRS, , VM DRS .
,
, VMware HA VM
. , VM
, ,
latency .
vCenter, DRS host-VM
affinity rule.
MetroCluster , .
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6.5
(Management Network)
16 (management
network).
. 16) .
, , ESX A ESX .
, ESX network
heartbeats master node VMware HA-. ,
, master node , VM
.
MetroCluster ,
,
.
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(Storage Network)
17 .
. 17) .
, (ISL) ,
A /LUN- B . VMware
DRS , , , , ,
VM ,
.
MetroCluster ,
,
.
- (affinity rule) , A
( LUN-) B,
ISL. ISL , VM A,
B, . , , VMware HA ,
-
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- , heartbeats.
,
- VM .
NetApp Fabric MetroCluster
18 NetApp
Fabric MetroCluster.
. 18) NetApp Fabric MetroCluster.
, ISL Fabric
MetroCluster , ,
/LUN-
.
, ,
cf status.
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6.6 ISL
19 ISL (interswitch links, ) .
Figure 19) ISL .
, ISL
. , , ISL
(management network) (storage network),
, ISL.
, ESX , vSphere HA
datastore heartbeats , , ESX datastore
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heartbeats /LUN. A , ,
B , ,
datastore heartbeats. vSphere HA A
B, , B
(ISL).
B.
NetApp , - DRS.
, , ,
, vSphere HA VM
. , ISL , ,
, ,
VM MAC-.
6.7
20 .
. 20) .
,
,
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. ,
. ,
ESX
, ., ISL
.
,
/LUN-. , vSphere HA
, master node - network heartbeats.
,
, . ,
controller failover on demand (CFOD);
, plexes aggregates,
read-only .
, , ,
, ,
, backend- .
, ,
failback, ,
, . ,
failback, failback
.
, - , ,
.
, , , A
kernel panic, A B.
, ,
OS firmware . ,
.
Tier 1 2. NetApp FAS,
HA-, (
, OS,
),
, . , , (failback)
, .
-
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, B ,
B,
A.
6.8
21 .
. 21) .
, A,
/LUN-, A ( ), B,
, read-write ESX.
-
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MetroCluster , ,
, ,
.
, - ,
,
.
6.9
22 .
. 22) .
, A, ESX B
heartbeat ESX A, ,
ESX B heartbeats. heartbeats
, ESX A ,
, A, B.
, controller failure on demand,
A B. , LUN- A
-
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B, A
.
controller failover on demand 30
, vSphere HA VM 30
.
B.
A
(controller failure on demand, CFOD)
A.
7 ( )
3) 1: - ESX 1 2.
Tests Performed 1. ESX 1.2. 2.
Expected Results 1 .
VM, 1, 2.Actual Results .
.
MetroCluster Behavior - 1
.
VMware HA Behavior VM, ,
.
-
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4) 2: .
1. 0 1.2. 0 2.
VM - .
VM DRS-.
.
.
MetroCluster MetroCluster .
.
VMware HA HA
.
5) 3: .
1.
1.2. 0 2. VM -
.
VM DRS-. .
.
MetroCluster
.
VMware HA HA .
.
8
, ,
- .
NetApp MetroCluster
VMware vSphere HA, .
- ,
RPO RTO. ,
,
. VMware NetApp,
High Available Fault Tolerance .
.
-
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Ashish Nainwal Santhosh Devaraju NetApp
Infrastructure and Cloud Enablement group,
, NetApp.
1.0 2013
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