[R5.0 vcenter]with eam continious restarting of esxi servers lossing connection to vcenter

[aswani kumar]

Observed this issue twice till now
With clusters deployed with eam
if we do restart or stopping of esxi servers more times
Vcenter server losing connection to datacenters and
If we try to login it displaying error message
"could not connect to one or more vCenter Server Systems:https://10.204.217.246:443/sdk"

As a workaround restart the vcenter-server

[amudhar (amudha)]

SR raise with VMware: #18932745309

Problem:
Vcenter server hangs, unable to connect to vsphere-client.

Symptom:
If we try to log into vsphere-client, it displays error message
"could not connect to one or more vCenter Server Systems:https://10.204.217.246:443/sdk" and hangs.

Workaround:
As a workaround vcenter-server needs to be restarted.

Details:
- Vcenter server 6.5
- user connected to ESX Agent Manager and created Agency and Agent VMs
- vpxd process shows stopped
- EAM log pasted below

eam.log
=======

2018-09-19T08:55:57.468-07:00 | WARN | VLSI-client-connection-monitor-1564 | HttpConfigurationCompilerBase.java | 81 | Interrupted, no more connection pool cleanups will be performed.^M
2018-09-19T08:56:07.473-07:00 | INFO | vim-monitor | VcConnection.java | 198 | Connecting to vCenter as com.vmware.vim.eam extension^M
2018-09-19T08:56:07.489-07:00 | INFO | vim-monitor | VcConnection.java | 637 | Connecting to https://bng-vc65.englab.juniper.net:8089/sdk/vimService via vCenter proxy http://localhost:80^M
2018-09-19T08:56:09.501-07:00 | ERROR | vim-monitor | VcConnection.java | 650 | Error communicating with the vCenter server.^M
com.vmware.vim.vmomi.client.common.UnexpectedStatusCodeException: Unexpected status code: 503^M
at com.vmware.vim.vmomi.client.common.Response$Status.getStatus(Response.java:58)^M
at com.vmware.vim.vmomi.client.http.impl.HttpExchangeBase.parseResponse(HttpExchangeBase.java:150)^M
at com.vmware.vim.vmomi.client.http.impl.HttpExchange.run(HttpExchange.java:48)^M
at com.vmware.vim.vmomi.client.http.impl.HttpProtocolBindingBase.executeRunnable(HttpProtocolBindingBase.java:226)^M
at com.vmware.vim.vmomi.client.http.impl.HttpProtocolBindingImpl.send(HttpProtocolBindingImpl.java:110)^M

2018-09-19T08:56:09.502-07:00 | WARN | vim-monitor | HttpConfigurationCompilerBase.java | 89 | Shutting down the connection monitor.^M
2018-09-19T08:56:09.502-07:00 | WARN | vim-monitor | VcListener.java | 110 | Trying to recover from error^M
com.vmware.vim.vmomi.client.common.UnexpectedStatusCodeException: Unexpected status code: 503^M
at com.vmware.vim.vmomi.client.common.Response$Status.getStatus(Response.java:58)^M
at com.vmware.vim.vmomi.client.http.impl.HttpExchangeBase.parseResponse(HttpExchangeBase.java:150)^M
at com.vmware.vim.vmomi.client.http.impl.HttpExchange.run(HttpExchange.java:48)^M
at com.vmware.vim.vmomi.client.http.impl.HttpProtocolBindingBase.executeRunnable(HttpProtocolBindingBase.java:226)^M