In the vsphere 5.5 release, the common problem with configuring VMware HA is that the vsphere ha agent on the host cannot access some of the management network addresses of other hosts, and Ha may not be able to restart the virtual machine if the host fails: xx.xx.xx.xx
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WORKAROUND: 1. First look at the configuration without the host-network-VLAN partitioning on standard switch 0/1 and the VLAN of the other host's standard switch 0/1, if one side is configured differently, it can be configured as both sides.
2. See if the kernel management VLAN is configured correctly.
This article is from the "people who specialize in Linux" blog, so be sure to keep this source http://haiyangsquare.blog.51cto.com/684491/1747029
The vsphere HA agent on the host cannot access some of the management network addresses of other hosts