vi Intel NetStructure Cache Appliance Administrator’s Guide
vi
Intel NetStructure Cache Appliance Administrator’s Guide
Using the monitor menu......................................................................... 99
Viewing Node statistics.................................................................... 99
Viewing Protocol statistics............................................................. 100
Viewing Cache statistics................................................................ 104
Viewing Other statistics ................................................................. 105
Using the expert menu......................................................................... 107
Using the save menu ........................................................................... 108
Using the load menu............................................................................ 108
Using the logoff menu.......................................................................... 108
Chapter 6 Troubleshooting Problems 109
Rebooting your system ........................................................................ 110
Rebooting your system from the CLI............................................. 110
Upgrading software.............................................................................. 111
Appendix A Caching Solutions and Performance 113
Web proxy caching............................................................................... 114
A day in the life of a cache request ............................................... 114
Ensuring cached object freshness................................................. 115
Revalidating objects ...................................................................... 116
HTTP object freshness tests ......................................................... 116
Deciding whether to serve HTTP objects ......................................117
Configuring HTTP freshness options............................................. 118
Caching HTTP alternates .............................................................. 119
To cache or not to cache?............................................................. 119
Transparent proxy caching................................................................... 120
Serving requests transparently...................................................... 121
Interception strategies ................................................................... 121
ARM redirection............................................................................. 125
Adaptive interception bypass......................................................... 126
Server acceleration.............................................................................. 128
Advantages of server acceleration ................................................129
How server acceleration works...................................................... 129
Retrieving requested documents................................................... 129
Web server redirects ..................................................................... 131
Understanding server acceleration mapping rules ........................132
Examples of rules and translations................................................ 133