Ip multipathing is a configuration that allows an ip address to automatically failover between two or more physical network interfaces. Network link failure it enables interfaces to fail over within approximately 10 seconds when using the default configuration. The ifconfig a output for the interfaces in the ipmp group must indicate up and. This document provides an example of configuring ipv6 link based ipmp in solaris 10. Configure link based ipmp in solaris sun solaris system admin. If in automatic configuration mode, use netcfg network virtualization adds many new capabilities and continuing to overload ifconfig is the wrong management approach limited virtualization. The following example shows ifconfig command output in a. While oracle has done well to update documentation surrounding their recent updates to the solaris 11 networking and virtualization stack, it will still come as a shock to many experienced solaris administrators that the old methods of configuring ipmp ip. This article describes how to configure link based ipmp interfaces in solaris 10. You can also configure the failure detection seconds in etcdefaultmpathd file and the default value is 10 seconds.
Two nics are linked to cisco 4506 ipmp configuration f. To enable or disable failback after the failed link becomes available default vaule yes 3. Detach functionality was introduced in the solaris 10 508 os. So, in case of an upgrade from solaris 8 to solaris 9 or higher you maybe need to change your configuration. How to use ip network multipathing in exclusiveip nonglobal zones. Its a different way of handling ip interfaces, replacing ifconfig and a lot of etc file manipulation. As you know solaris 11 has changed lot from solaris 10 and configuring ipmp also has no exception from that. Check the status of the the interfaces in the ipmp group. For the ipmp monitor there is one central configuration file on the vdcf. It eliminates a single network adapter as a single point of failure in these cases, a. Replace cable and it still works and ip moves back. Image packaging system ips a state of the art, network repositorybased. If in manual configuration mode use new ipadm and dladm commands. To get past this, you just need to run a ipadm deleteaddr on.
One of the configuration files you insert two ip addresses and one of them will be the one that can be failover to the other card in case of network failure. Oracle solaris ipmporaclesolaris solaris ipmp or solaris ip network multipathing, as the name suggests, is used to get seamless access to the server via network protocols. Jun 23, 2011 so, in case of an upgrade from solaris 8 to solaristm 9 or higher you have to change your configuration. In an ipmp configuration, you set the ip addresses at the configuration file named after your network card. Fujitsu m10 is sold as sparc m10 systems by fujitsu in japan. So, in case of an upgrade from solaris 8 to solaristm 9 or higher you have to change your configuration. An aggregation is similar to an ipmp link created for failover, but has other advantages. With ipmp, two or more nics are dedicated for each network to which the host connects. I started configuring every single file up to the ipmp configuration. Each interface can be assigned a static test ip address, which is used to assess the operational state of the interface. Maintaining boot environments with patches and software packages. Ipmp configuration solaris 10 vs solaris 11 step 1. Ipmp eliminates single network card failure and it ensures system will be always accessible via network. This document assumes ipmp is not configured on the system prior to these actions being taken.
Here as you can see the standby nic only has ipmp group configuration. Configure link based ipmp in solaris sun solaris system. Overview of package and patch installation practical examples. Thus, the global zones are connected in a lot of subnet but still have one default gateway. Solaris patching documentation center oracle technology.
Networking in oracle solaris 10 zones creating and using oracle. Configuring ipmp in oracle solaris 11 transitioning from. This means that test subnet of solaris 9 and 10 systems will not become probe targets for each other. By joining our community you will have the ability to post topics, receive our newsletter, use the advanced search, subscribe to threads and access many other special features. Nov 17, 20 the ipmp group can be configured with activeactive interfaces or activestandby interfaces. Ip network multipathing linkbased without probebased failure detection posted on may 9, 2014 by luca merello ip network multipathing ipmp is a layer 3 technology that enables you to group multiple ip interfaces into a. How to configure solaris 10 link based ipmp the geek diary. Oracle solaris 10 containers administration destech. The major advantage is that you can use different ips in test subnet than the ip data addresses.
The sun patch page provides all the patches for your specific system configuration. Ipmp interface configurations oracle solaris administration. Solaris 11 from nothing to ipmp load balancing the. Remove ipmp groups from dman interfaces sunfire 12152025k if exists. I got alert that one of the interface on ipmp configuration, is failed. Single interface link based ipmp configuration this is not a very useful configuration, as it does not actually provide high availability. Also need to know how to check patches version and how to upgrade them. Ip network multipathing linkbased without probebased failure detection posted on may 9, 2014 by luca merello ip network multipathing ipmp is a layer 3 technology that enables you to group multiple ip interfaces into a single logical interface called ipmp group. Jun 27, 2015 ipadm create ipmp ipmp0 ipadm add ipmp i net0 i net1 ipmp0 ipmpstat a ipmpstat i. In this file there is an option called failback to. The ip interfaces are now grouped into a virtual group ip interface e. It uses a configuration file etcdefaultmpathd to set various ipmp parameters.
These physical interfaces might or might not be on the same nic. The ipmp group can be configured with activeactive interfaces or activestandby interfaces. Creating and using differential flash archives in a live upgrade environment. The following tables summarize differences between oracle solaris 10 and 11 with emphasis on the benefits of oracle solaris 11.
Apr 16, 2012 configuring ipmp on solaris 11 has become very straightforward and simple. An ipmp configuration typically consists of two or more physical interfaces on the same system that are attached to the same ip link. Some of those zones are legacy, so they are unfortunately using different network subnets. Ipmp configuration using link based technique in solaris 10 by kunal raykar ipmp eliminates single network card failure and it ensures system will be always accessible via network. How to configure a link based ipmp in solaris 10 using. Probe based ipmp uses 2 types of addresses in its configuration. When we try to pull both heartbeats of the system, one of the node become panic and reboot. Ipmp basicsconfiguring an ipmp group on solaris 11. As shown above, all of ipmp can be configured with the ipadm command. Ipmp load spreading outgoing network traffic is able to utilize several network interfaces network trunking multiple physical network interfaces are treated as one. The important parameters in mpathd configuration file are. Configuring ipmp on solaris 11 has become very straightforward and simple. Configuring ip network multipathing on solaris azizs blog. The ip network multipathing or ipmp is a facility provided by solaris to provide faulttolerance and load spreading for network interface cards nics.
An aggregation is treated as one device for configuration and management, and uses only one ip address. On 2nd server the replicated data contains errors ierrors column. We are using solaris 10 on sparc platform t44 to run zones. Solaris ipmp in a test subnet oracle juergen schleichs blog.
Ipmp works differently in oracle solaris 11 than in oracle solaris 10. Solaris is registered as compliant with the single unix specification historically, solaris was developed as proprietary software. May 08, 2009 this entry was posted in solaris and tagged configure ipmp on solaris, ip network multipathing, ipmp, ipmp 2 interface 1 virtual ip, ipmp 4 interface 2 virtual ip, ipmp failover, ipmp with 2 interface, ipmp with 4 interface, link base ipmp, probe base ipmp, solaris ipmp, solaris link base ipmp, solaris probe base ipmp. Solaris 11 from nothing to ipmp load balancing the little. We did expect the vip should failover to the surival node. These kernel patches are based on solaris 10 1008 update6. The ipadm command is new in solaris 11 and the illumos derived distributions.
When the server is rebooted this configuration should take effect. Solaris supports sparc and x8664 workstations and servers from oracle and other vendors. Solaris ipmp with linkbased detection can be used to team two nics together into an activepassive failover set. Ip network multipathing ipmp in an exclusiveip zone is configured as. One significant change is that ip interfaces are now grouped into a virtual ip interface, for example, ipmp0. The content is drawn from transitioning from oracle solaris 10 to oracle solaris 11 and other sources in the oracle solaris documentation. Jun 28, 2015 the oracle solaris 11 ip multipathing ipmp feature has a new conceptual model. The first, most basic operation for which to use ipadm is the creation of a new ip interface. But can be used only to get intimated when an interface is failed. Im a bit desesparated by some kind of bugs we recently faced.
While oracle has done well to update documentation surrounding their recent updates to the solaris 11 networking and virtualization stack, it will still come as a shock to many experienced solaris administrators that the old methods of configuring ipmp ip multipathing. In bound as well as outbound load spreading is provided, so extra bandwidth is available. Ensure eeprom is configured to issue unique mac addresses to all system interfaces. Ipmp provides network availability during interface failures. Ipmultinicb with solaris ipmp probe base for cfs 5. These kernel patches are based on solaris 10 10 08 update6. Solaris 10 supports solaris network multipathing via. The oracle solaris 11 ip multipathing ipmp feature has a new conceptual model. I have just filled text for support stuff see above and im waiting for a contact. Ipmp failover failure i have one qustion about ipmp under solaris 9 904 sparc 64bit my os. If desired remove the ipmp configuration for network adapters that will not be used for ha dataservices.
It starts with server access configuration, followed by firmware issues, and then examines building the solaris 10 os and installing the latest logical domain manager ldom software this is followed by ldom configuration of the control and service domains, and a variety of guest domains each running their own operating system. Solaris operating system version 10 305 to 10 1 u11 release 10. I can not find name of my nic card and the ip address in solaris 10 i just intalled and do not want to reinstall it. The virtual ip interface serves all of the data ip addresses, while test addresses that are used for probebased failure detection are assigned to an underlying. Solaris is known for its scalability, especially on sparc systems, and for originating many innovative features such as dtrace, zfs and time slider.
Dec 11, 2008 these kernel patches are based on solaris 10 10 08 update6. Containers are used to create isolated environments for running. Can build environments with different solaris update releases and patch. Dec 17, 2017 oracle solaris ipmporacle solaris solaris ipmp or solaris ip network multipathing, as the name suggests, is used to get seamless access to the server via network protocols.
A permanent solution to the handling of these special patches is addressed in cr 6791625, which is delivered in the solaris 10 509 os by patch 955508. Ive never used a vni link, so i dont feel qualified to talk about that, but i do use ipmp, and i always felt the way you managed it in previous versions of solaris was something of a mess. Oracle vm server for sparc solaris 10 logical domains. I said earlier that an interface can be ip, vni, or ipmp. Jan 16, 20 this box did not have any network configurations done at all. How to apply a solaris recommended patch cluster solaris. Prior versions of solaris did already have ipmp support, but it was a bit hacky. The oracle solaris containers administration course offers a practical, guided experience working with oracle solaris containers, the oracle virtualization feature comprised of oracle solaris zones and oracle solaris resource controls. Arp backup cache database dhcp dhcpagent dns etc hcl hostname hosts ip ipaddress ipmp ipv4 ipv6 keygen nameserver ndd nfs nscd opensource openssh openssl package password patch processor recovery root route routingtable security server solaris solaris express solaris10 solaris 10 sparc sshd sun sun solaris sunvts x86 zlib. Live upgrade is a simple way to update or patchs systems and minimizes downtime and mitigate risks often associated with patching efforts. Heres where we genuinely do need a new command, and that command is, of course, ipadm. However, most of the examples i have seen online assume that both of the ipmp interfaces are unused and dont have your system ip on them, which probably isnt the case.
There are two type of ipmp configuration available in solaris 10. All ipmp interfaces are failed tarn technicaluser 28 dec 11 14. The bug 6457375 is fixed in kernel update patch 888801 sparc or 888901 x86. Normally it doesnt require any test ip address like probe based ipmp. Jan 03, 2007 this means that test subnet of solaris 9 and 10 systems will not become probe targets for each other. These two ips were plumbed on another server and that is decommissioned now. Solaris live upgrade is a superb tool that lets your operating system create an alternate boot environment. The interfaces are configured as members of the same ipmp group.
How to configure a link based ipmp in solaris 10 using ipv6. In solaris 11, you need to use ipadm command to configure the ipmp. You need an existing datalink to create an interface on note i. It can be configured by adjusting the parameters in the etcdefaultmpathd file.
Time taken by mpathd to detect a nic failure in ms default value 10 seconds 2. This box did not have any network configurations done at all. I am trying to set up ipmp for failover using the fewest amount of ip addresses. Oracle solaris 10 811 oracle solaris 11 oracle solaris 11 benefits. How to configure solaris 10 probe based ipmp the geek diary.
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