Web OS 10.0 Application GuideChapter 10: Health Checking n 231212777-A, February 2002HTTP Health ChecksHTTP-based health checks can include the hostname for HOST: headers. The HOST: headerand health check URL are constructed from the following components:If the HOST: header is required, an HTTP/1.1 GET will occur. Otherwise, an HTTP/1.0GET will occur. HTTP health check is successful if you get a return code of 200.Example 1:hname = everestdname = alteonwebsystems.comcontent = index.htmlHealth check is performed using:GET /index.html HTTP/1.1Host: everest.alteonwebsystems.comN OTE – If the content is not specified, the health check will revert back to TCP on the port that is beingload balanced.Example 2:hname = (none)dname = raleighduram.cityguru.comcontent = /page/gen/?_template=alteonHealth check is performed using:GET /page/gen/?_template=alteon HTTP/1.1Host: raleighduram.cityguru.comExample 3:hname = (none)dname = jansuscontent = index.htmlItem Option Configured Under Max. LengthVirtual server hostname hname /cfg/slb/virt/service 9 charactersDomain name dname /cfg/slb/virt 35 charactersServer group health check field content /cfg/slb/group 34 characters
