Octave Orgeron wrote: >I'm curious about how issues around IPMP and Link Aggregation might be >addressed in S10 U5 and crossbow. > >I know there are some Link Aggregation enhancements in S10 U5 that'll help to >some degree. Specifically, what I'm looking to address are issues with IPMP on >LDoms. Currently, we have to configure two physical NICs as VSWs (Virtual >Switches), connect each guest domain to both VSWs, and configure IPMP in each >guest domain. Due to the fact that link status is not propagated up the stack, >probe based detection is required, so each guest domains needs atleast 3 IP's. >This consumes a lot of IP space if you have a rack of servers for LDoms. > >Having a bridge driver that could sit between an IPMP group or Link >Aggregation pair in the control/service domain would be ideal. That would >reduce the need for IPMP at the guest domain level. Or to have the link status >some how be detectable by the guest domains. > > With S10U5, vsw can use an aggregation device as its physical device. As LACP takes care of link failure detection, you don't need to have additional test addresses like in IPMP. Also in terms of load balancing, lacp provides better control.
Thanks, Harsha >This is a question that comes up often when people are configuring LDoms, >especially if they have used VMware. > >Thanks in advance for any info! > >Octave >-- >This message was posted from opensolaris.org >_______________________________________________ >ldoms-discuss mailing list >ldoms-discuss at opensolaris.org >http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss > >
