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NetVisor UNUM High Capacity User Guide: 2022.6.3.2

High Availability (cont'd)

High Availability Validation after Fail-over

In the following example, the UNUM instance runs on one of the instances in the cluster. This instance is HA

protected.

UNUM HA - Configuration Validation - Example  - Cluster Good

Respective instance (10.110.0.208) then becomes unresponsive or is rebooted.

UNUM HA - Configuration Validation - Example  - Cluster Instance Failed or Rebooted

Summary of Contents for NetVisor UNUM High Capacity Appliance

Page 1: ...NetVisor UNUM High Capacity User Guide Arista Networks www arista com NetVisor UNUM High Capacity User Guide version 2022 6 3 2 PDOC 00237 01 ...

Page 2: ...right 2022 Arista Networks Inc All rights reserved The information contained herein is subject to change without notice The trademarks logos and service marks Marks displayed in this documentation are the property of Arista Networks in the United States and other countries Use of the Marks are subject to Arista Network Terms of Use Policy available at http www arista com en terms of use Use of mar...

Page 3: ...troduction 4 Glossary 6 Specifications 7 Physical Installation 10 Hardware Overview 11 System Interface 15 Network Connections 17 High Availability 24 HA Considerations Cluster 60 Replace a Failed Cluster Server 61 Submitting a Service Request 69 Appendix A 70 Appendix B 74 ...

Page 4: ... architecture It combines an elastic big data database and intelligent analytics engine with an intuitive and consistent user interface that allows seamless navigation across fully integrated management and analysis modules Arista NetVisor UNUM liberates network operators from the complexity of provisioning and operating a complex network or groups of networks by automating the complete network li...

Page 5: ...switch an out of band switch is configured as a mirror in either an existing Arista switched network or a non Arista switched network NetVisor OS as an inband switch stats are pulled directly from configured switches such as connections vports ports tunnels and vflow stats Collectors gather network analytics and feed data into the Arista NetVisor UNUM analytics store s The Collector uses the vREST...

Page 6: ...igh Capacity User Guide 2022 6 3 2 Glossary Glossary of Arista NetVisor UNUM and Arista NetVisor OS Terms To review the Glossary of Arista NetVisor UNUM and Arista NetVisor OS Terms please refer to to the HTML document ...

Page 7: ...er Guide 2022 6 3 2 Specifications Specifications Arista NetVisor UNUM High Capacity Appliance UNUM High Capacity Appliance Specifications Software Requirements Specifications UNUM Virtual Machines Software Requirement Specifications ...

Page 8: ...ity User Guide 2022 6 3 2 Specifications cont d Arista NetVisor UNUM Fabric Manager Scalability Matrix UNUM Fabric Manager Scalability Arista NetVisor UNUM Insight Analytics Scalability Matrix UNUM Insight Analytics Scalability ...

Page 9: ...uide 2022 6 3 2 Specifications cont d Arista NetVisor UNUM 6 3 2 Licensing UNUM Licensing Information For more information about the Hardware and Specifications and Scalability please refer to the Arista NetVisor UNUM Platform Data Sheet ...

Page 10: ...cal Installation Please refer to Server Installation section in the Users Manual MNL 1662 Follow the Manuals link at the following location https www supermicro com products system 2U 2028 SYS 2028TP HTTR cfm Please review and follow all Warnings outlined in the above documentation ...

Page 11: ...and lower server nodes on the inner chassis wall This guide pin also acts as a stop when a server node is fully installed If too much force is used when inserting a server node this pin may break off Take care to slowly slide a server node in until you hear the click of the locking tab seating itself Each Server node consists of Processors Dual Intel Xeon E5 26x series processors Memory Sixteen DI...

Page 12: ...monitor port two USB 3 0 ports an IPMI dedicated LAN port and two Ethernet ports Eth0 and Eth1 Eth0 is used for Management Eth1 is used for internal server node to server node communications Eth1 must be isolated from the public network Other Features Other onboard features that promote system health include onboard voltage monitors auto switching voltage regulators chassis and CPU overheat sensor...

Page 13: ...t hot plug high efficiency 80 plus Platinum certified power supplies rated at 2000 Watts In the unlikely event your power supply fails replacement is simple and can be accomplished without tools An amber light will be illuminated on the power supply when the power is off An illuminated green light indicates that the power supply is operating Cooling System The chassis contains four system fans whi...

Page 14: ... cont d Mounting Rails The Arista NetVisor UNUM High Capacity Appliance includes a set of quick release rails and can be placed in a rack for secure storage and use To setup your rack follow the step by step instructions included in the SMCI manual Server Chassis Features ...

Page 15: ...trol panels is used to apply or remove power from the power supply to each of the four server nodes in the chassis The power button has a built in LED which will turn green when the power is on Each of the four server nodes are powered on and off individually Powering off one server node does not affect the power of the other server nodes Turning power off with this button does not remove power fr...

Page 16: ...icates a fan failure A flashing red light which flashes in four second intervals indicates a power failure When notified of an alert check the routing of the cables and make sure all fans are present and operating normally You should also check to make sure that the chassis covers and air shrouds are installed This LED will remain flashing or on as long as the temperature is too high or a fan does...

Page 17: ...or UNUM High Capacity Appliance requires a separate 1G or 10G switch for connectivity between eth1 on all Server nodes 2 Connect your Management Network to Eth0 1G or 10G on Server node A By default Server node A Host is configured for DHCP To set a static IP see Appendix A 3 It is required to connect Eth1 into an isolated 1G or 10G switch Server nodes will communicate via Eth1 with the following ...

Page 18: ...18 NetVisor UNUM High Capacity User Guide 2022 6 3 2 Network Connections cont d High Capacity Appliance Network Interface cont d Network Connections ...

Page 19: ... want to change the default Eth1 IP Addresses of 172 16 250 150 172 16 250 162 5 Connect VGA console and IPMI as desired IPMI default configuration is DHCP 6 USB connections are not advised 7 The Arista NetVisor UNUM High Capacity Appliance comes with the Arista NetVisor UNUM software pre installed 8 Upon boot up by default Arista NetVisor UNUM will use DHCP to obtain a Management eth0 IP address ...

Page 20: ...20 NetVisor UNUM High Capacity User Guide 2022 6 3 2 Network Connections cont d Log onto each Server node as root using the ESXi web client or vSphere client if you have access VMware Welcome Screen ...

Page 21: ...21 NetVisor UNUM High Capacity User Guide 2022 6 3 2 Network Connections cont d Select Change Password VMware Change Password Dashboard Enter New Password VMware Change Password ...

Page 22: ... the IP of your Arista NetVisor UNUM Primary VM via the ESXi web client or vSphere client if you have access log in with the your newly set root password Arista NetVisor UNUM Primary VM In the above example you will see the IP from your DHCP server in this case it is 10 x x x but the actual IP will depend on your DHCP configurations 11 Once you obtain the IP of your Arista NetVisor UNUM use a Chro...

Page 23: ...n Screen NOTE All content of the Installation User s Guide is applicable to both the Arista NetVisor UNUM Standalone VM as well as the Arista NetVisor UNUM High Capacity Appliance unless otherwise noted There is no need to download the OVA software as it comes pre installed on the High Capacity Appliance The software upgrade procedure is the same for both the Standalone VM Appliance and the High C...

Page 24: ...al configuration process is as follows Create a DataCenter on the VMware vCenter if a datacenter does not currently exist Create a VMWare Cluster Create a shared Datastore Migrate the primary UNUM instance Configure HA on the cluster Validate the configuration in VMware and UNUM Database Health More detailed instructions are listed below in the Configure High Availability section The following ser...

Page 25: ... 207 ESXi Server Node B configured on IP Address 10 110 0 208 PN Unum main UNUM application instance running on Node A and fails over to Node B as necessary PN Unum data 2 UNUM datanode residing on local datastore on Node A PN Unum data 3 UNUM datastore residing on local datastore on Node B Fully Configured High Availability UNUM Instance ...

Page 26: ...er Guide 2022 6 3 2 High Availability cont d DN Cluster ESXi Hosts ESXi Server Node A configured on IP address 10 110 0 207 ESXi Server Node B configured on IP Address 10 110 0 208 Fully Configured High Availability UNUM Instance Hosts ...

Page 27: ...hines PN Unum main UNUM application instance running on Node A and fails over to Node B as necessary PN Unum data 2 UNUM datanode residing on local datastore on Node A PN Unum data 3 UNUM datastore residing on local datastore on Node B Fully Configured High Availability UNUM Instance Virtual Machines ...

Page 28: ...num main shown currently running on ESXi instance 10 110 0 208 and in vSphere HA protection mode High Availability Should this instance go down or offline the UNUM application switches over to run on ESXi instance 10 110 0 207 Fully Configured High Availability UNUM Instance vSphere HA Protection Mode ...

Page 29: ...de 2022 6 3 2 High Availability cont d Datastores Datastore HC shared instance used by UNUM HA and VMware Heartbeat Datastore2 HC shared instance used for VMware Heartbeat Fully Configured High Availability UNUM Instance Redundant Datastores ...

Page 30: ...tabase Health 172 16 250 150 represents the health of the UNUM primary instance 172 16 250 151 156 represent the health of the UNUM datanodes The datanodes for Nodes A B appear in the vCenter dashboard and all datanodes appear in the UNUM Database Health Fully Configured High Availability UNUM Instance Database Health ...

Page 31: ...HA refer to the following steps The general process involves 1 Creating a DataCenter on the VMware vCenter if a datacenter does not currently exit 2 Creating a VMWare Cluster 3 Creating an NFS datastore 4 Migrating the primary UNUM instance 5 Configuring HA on the cluster 6 Validating the configuration and Database Health ...

Page 32: ...y User Guide 2022 6 3 2 High Availability cont d Create Data Center on vCenter If a datacenter does not exit you must create a new datacenter Right click on the vSphere instance and select New Datacenter UNUM HA Add New Datacenter ...

Page 33: ... High Capacity User Guide 2022 6 3 2 High Availability cont d Enter the name for the new datacenter UNUM HA Add New Name Click OK to continue The new datacenter appears in the dashboard UNUM HA New Datacenter Dashboard ...

Page 34: ... High Capacity User Guide 2022 6 3 2 High Availability cont d Create VMware Cluster Create a VMware cluster under the new datacenter by selecting the datacenter Right click and select New Cluster UNUM HA Create Cluster ...

Page 35: ...UM High Capacity User Guide 2022 6 3 2 High Availability cont d Enter a name for the new cluster UNUM HA New Cluster Name Click OK to continue The new cluster appears in the dashboard UNUM HA New Cluster in Dashboard ...

Page 36: ...r UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Add Primary Hosts Power off the deployed VMs before processing Highlight the new cluster and right click and select Add Hosts UNUM HA Add Hosts ...

Page 37: ... High Availability cont d Add Primary Hosts ESXi servers only ESXi servers A B Enter the IP Address username and password for each node UNUM HA Add Hosts Details Click Next to continue Review the Host Summary Click Next to continue and review the entries ...

Page 38: ...38 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d UNUM HA Add Hosts Finish Click Finish to add the new hosts The hosts appear in the dashboard UNUM HA Hosts Dashboard ...

Page 39: ...lability cont d Add NFS Configure the VMWare Cluster to use the shared datastore The example below shows how to configure for NFS the shared medium we have chosen Create a new NFS datastore under Cluster Storage New Datastore UNUM HA Create Datastore Click on Next ...

Page 40: ...40 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Enter NFS type and details UNUM HA Create Datastore NFS Type Click on Next ...

Page 41: ...41 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Enter the details including Name Folder and Server UNUM HA Enter Datastore Details Click on Next ...

Page 42: ...42 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Select all hosts in the cluster UNUM HA Select Host Accessibility Click Next to continue ...

Page 43: ... 6 3 2 High Availability cont d Review all details and click Finish to complete the datastore configuration UNUM HA Complete New Datastore Note Repeat the New Datastore process and create a second datastore for redundancy For example Datastore2 HC ...

Page 44: ...tVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Migrate Primary UNUM Instance You must migrate PN Unum main instance to the clustered datastore UNUM HA Dashboard Ready for Migration ...

Page 45: ... User Guide 2022 6 3 2 High Availability cont d Power Off the PN Unum main VM instance before proceeding UNUM HA Dashboard Power Off PN Unum main Right click on the PN Unum main instance and select Migrate UNUM HA Dashboard Migrate ...

Page 46: ...46 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Select Migration Type Choose Change Storage Only and click Next to continue UNUM HA Migrate Change Storage Only ...

Page 47: ...47 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Select the Datastore for the migration UNUM HA Migrate Select Storage for Migration Click Next to continue ...

Page 48: ...48 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Ready To Complete UNUM HA Migrate Ready To Complete Migration Click Finish to begin the migration ...

Page 49: ...49 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Progress is monitored in the dashboard UNUM HA Migrate Migration in Progress ...

Page 50: ...50 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d After the migration completes Power On the PN Unum main instance UNUM HA Migrate PN Unum main Powered On ...

Page 51: ...igh Capacity User Guide 2022 6 3 2 High Availability cont d Configure HA on VMWare Cluster Setup HA on VMware Cluster if not previously configured Click on Configure vSphere Availability Edit UNUM HA Configure vSphere HA ...

Page 52: ...52 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Select vSphere HA to On UNUM HA Configure vSphere HA On ...

Page 53: ...53 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Disable the Admission Control setting UNUM HA Configure vSphere Admission Control Disabled ...

Page 54: ...54 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d Select Heartbeat Datastores UNUM HA Configure vSphere Heartbeat Datastores Click on OK ...

Page 55: ...2 High Availability cont d HA Configuration Validation The Recent Tasks pane shows that HA configures successfully on the hosts and when HA is configured on the VMware cluster UNUM HA Configuration Validation The VM on Shared Storage shows HA protected ...

Page 56: ...56 NetVisor UNUM High Capacity User Guide 2022 6 3 2 High Availability cont d UNUM HA Configuration Validation vSphere HA Protection Enabled ...

Page 57: ...r In the following example the UNUM instance runs on one of the instances in the cluster This instance is HA protected UNUM HA Configuration Validation Example Cluster Good Respective instance 10 110 0 208 then becomes unresponsive or is rebooted UNUM HA Configuration Validation Example Cluster Instance Failed or Rebooted ...

Page 58: ...ity User Guide 2022 6 3 2 High Availability cont d You can confirm the UNUM instance restarts on the second host 10 110 0 207 Host B in the same VMWare Cluster UNUM HA Configuration Validation Example Cluster Instance Failed Over ...

Page 59: ...ilability cont d UNUM Database Health High Availability Validation after Fail over In UNUM Settings Database Health monitor the datanode status In this example the offline datanode returns to service UNUM HA Configuration Validation Example UNUM Datanodes Status ...

Page 60: ...eration can continue however the system is operating in a non redundant configuration The failed or removed Server node must be replaced as soon as possible Failure of more than one Server Node B C or D Upon failure or removal of more than one Server node B C or D will likely result in permanent data loss Two of the three Server nodes B C and D must be operational for the system to collect manage ...

Page 61: ...ple below In the example UNUM displays single ESXi instance with 4 data nodes all offline UNUM System Health Dashboard Cluster In the event of a Cluster Server failure and you have received a replacement Server from Arista Networks please use the following instructions to rebuild the Cluster Note The replacement Server you receive has VMware ESXi installed You need to add the Server to the Cluster...

Page 62: ...me The UNUM Cluster setup script is named unum_provision sh and is located in the default folder home vcf srv vcf bin tools cluster 2 Run the setup script unum_provision sh UNUM Cluster Menu Setup Script 3 Select Option 2 Manage Cluster from the deployment menu UNUM Cluster Menu Manage Cluster 4 Select Option 5 Node Management from the setup menu UNUM Cluster Menu Node Management 5 Select Option 2...

Page 63: ...de replacement for more instructions UNUM Cluster Menu Primary Server Node IP Address 7 Download the applicable Cluster OVA Template from the Pluribus Cloud The downloaded OVA version must be the same version as previously installed Enter the absolute path of the OVA template Enter Shift U and then press the Tab key on your keyboard The downloaded OVA template name will be displayed Press Enter to...

Page 64: ...as the process continues The auto provisioning process typically begins within 10 minutes and provisions the new Data Node Server UNUM Cluster Menu Replacement Server Provisioning Details UNUM will restart and NTP details for each new Data Server Node are displayed along with a summary message indicating Cluster Provisioning passed 9 Press any key to continue and you return to the configuration me...

Page 65: ...em Health dashboard Note For each Data Server Node there is an an Eth1 IP Address entry and you may observe two entries per IP Address one Offline and one Online This is a normal and expected condition and is temporary until the next automatic data refresh is performed by UNUM as shown in the images below This should normally occur with 20 25 minutes UNUM Cluster Menu Replacement Server Offline On...

Page 66: ...66 NetVisor UNUM High Capacity User Guide 2022 6 3 2 Replace a Failed Cluster Server cont d Data Server Nodes in the UNUM System Health dashboard cont d UNUM Cluster Menu Replacement Server Online ...

Page 67: ... Cluster will form You must run a Restore Configuration from the UNUM_setup sh script located on the new Primary Server Node in the home vcf directory to restore previously stored data and configuration On an UNUM Primary Server Node data is automatically backed up on a daily basis Select Option 8 Advanced Settings Restore Configuration Restore Configuration Select Option 2 to restore your configu...

Page 68: ...er Node Replacement cont d Option 2 Advanced Settings Restore Process When the Data Server Node with data node VMs is inserted into the Cluster with Primary Server Node and Data Server Node and the IP address matches the previous IP Address the auto provisioning begins and the Cluster will eventually form ...

Page 69: ...rtner reseller or Arista Networks Purchasing a support contract from a local partner is sometimes preferred due to geographical or language requirements Please contract your local partner to better understand the available service programs and pricing If you originally purchased an Pluribus FreedomCare maintenance agreement you can contact Arista Networks directly for support requirements ...

Page 70: ... console and Press F2 to log in to DCUI 2 In the System Customization screen move the cursor down and select Configure Management Network EXSI Management Configure Management Network 3 Select IP Configuration and press Enter to assign an IP address EXSI IP Configuration 4 Select Set static IP address and network configuration and press Enter ...

Page 71: ...You will be presented with the DNS configuration where you need to enter the DNS Server IP address and hostname When you have finished entering the details press Enter EXSI DNS Configuration 7 Now you will be back on the Configure Management screen Scroll down to Custom DNS Suffixes and press Enter to change DNS suffixes 8 In Custom DNS Suffixes modify the suffixes as required press Enter EXSI Cus...

Page 72: ...nfigure Management Network Confirm 10 Press Y to confirm the settings this will save the settings and restart the management network 11 If you want to make sure that the configuration is correct from the System Customization screen you can perform the test management network operation To proceed with the test select Test Management Network and press Enter 12 The ESXi host will try to ping the DNS ...

Page 73: ...Guide 2022 6 3 2 Appendix A cont d ESXI Test Management Network 13 Press Enter to proceed with the testing and the test will show the status as OK or Failed If you notice any failure make sure that you have configured the correct settings ...

Page 74: ...tatic IP Assignment Arista NetVisor UNUM Management eth0 Interface 1 Login If desired to set a static IP for Arista NetVisor UNUM log into the VM via the console with the credentials vcf changeme UNUM Console Login Screen 2 Run UNUM_setup sh Run UNUM_setup sh Script ...

Page 75: ...NUM IP You may now configure the Host IP by selecting Option 1 Follow the on screen instructions for entering the Host IP address Note Before you can configure or edit UNUM IP Addresses you must first stop UNUM using Option 4 UNUM Options Menu Stop UNUM UNUM Options Menu Configure IP ...

Page 76: ...76 NetVisor UNUM High Capacity User Guide 2022 6 3 2 Appendix B cont d Configure UNUM IP cont d UNUM Configure UNUM IP Menu ...

Page 77: ...t Eth1 used for internal system communication as clustered UNUM VM instances REQUIRE a range of IP address settings for Eth1 before normal operations begin Eth1 is set to IP address 172 16 250 150 24 by default WARNING If you change the IP addresses of Eth1 in a cluster configuration you disrupt normal operations Please contact Technical Support if you need or want to change the Eth1 address in a ...

Page 78: ...if you use the default range as the UNUM management network there could be network conflicts within your network Therefore you have the ability to modify the docker0 interface IP address using Option 2 Configure docker0 IP UNUM Configure Docker0 VCFnet Bridge IP Select Option 2 Configure docker0 IP Enter the desired IP address range and mask Shown below as example only Enter the sudo password UNUM...

Page 79: ... Appendix B cont d UNUM Configure Docker0 IP Press any key to continue If required view the new docker0 IP address using ifconfig from a command prompt UNUM New Docker0 IP Address Note The docker0 IP address has to be a specific host IP address and mask ...

Page 80: ...NUM management network there could be network conflicts within your network Therefore you have the ability to modify the VCFnet interface IP address using Option 3 Configure vcfnet network UNUM Configure VCFnet Network IP Select Option 3 Configure vcfnet Network Enter the desired IP address range and mask Shown below as example only Enter the sudo password UNUM updates the vcfnet IP address stoppi...

Page 81: ...etwork IP Press any key to continue If required view the new vcfnet IP address using ifconfig from a command prompt UNUM New vcfnet IP Address Note The vcfnet IP address has to be a specific network IP address and mask If no further configuration changes are required use Option 3 to restart UNUM ...

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