Http Health Checks - Nortel Web OS Switch Software Application Manual

HTTP Health Checks

HTTP-based health checks can include the hostname for HOST: headers. The HOST: header
and health check URL are constructed from the following components:
Item
Virtual server hostname
Domain name
Server group health check field
If the HOST: header is required, an HTTP/1.1 GET will occur. Otherwise, an HTTP/1.0
GET will occur. HTTP health check is successful if you get a return code of 200.
Example 1:
hname
dname
content = index.html
Health check is performed using:
GET /index.html HTTP/1.1
Host: everest.alteonwebsystems.com
N
OTE
load balanced.
Example 2:
hname
dname
content = /page/gen/?_template=alteon
Health check is performed using:
GET /page/gen/?_template=alteon HTTP/1.1
Host: raleighduram.cityguru.com
Example 3:
hname
dname
content = index.html
212777-A, February 2002
= everest
= alteonwebsystems.com
–
If the content is not specified, the health check will revert back to TCP on the port that is being
= (none)
= raleighduram.cityguru.com
= (none)
= jansus
Option Configured Under
hname /cfg/slb/virt/service
dname /cfg/slb/virt
content /cfg/slb/group
Web OS 10.0 Application Guide
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Chapter 10: Health Checking
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