HP Cache Server Appliance Administrator Guide

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Appendix A Traffic Manager Statistics
The Protocols page
The following table describes the statistics on the Protocols page.
Statistic Description
HTTP Transaction Frequency and Speeds
Hits
Fresh The percentage of hits that are fresh and their average transaction times.
Stale Revalidated The percentage of hits that are stale and revalidated, turn out to be still fresh and
served, and their average transaction times.
Misses
Now Cached The percentage of requests for documents that were not in the cache (but are
now) and their average transaction times.
Server No Cache The percentage of requests for documents that were not in the cache, but have
server no-cache headers (cannot be cached); and their average transaction times.
Stale Reloaded The percentage of misses that are revalidated, turn out to be changed, reloaded,
and served; and their average transaction times.
Client no Cache The percentage of misses with client no-cache headers and their average
transaction times.
Errors
Connection Failures The percentage of connect errors and their average transaction times.
Other Errors The percentage of other errors and their average transaction times.
Aborted Transactions
Client Aborts The percentage of client-aborted transactions, and their average transaction
times.
Questionable Client
Aborts
The percentage of transactions that could possibly be client aborted, and their
average transaction times.
Partial Request Hangups The percentage of early hangups (after partial requests) and their average
transaction times.
Pre-Request Hangups The percentage of pre-request hangups and their average transaction times.
Pre-Connect Hangups The percentage of pre-connect hangups and their average transaction times.
Other Transactions
Unclassified The percentage of unclassified transactions and their average transaction times.
HTTP Client
Total Document Bytes The total amount of HTTP data served to clients since installation.
Total Header Bytes The total amount of HTTP header data served to clients since installation.
Total Connections The total number of HTTP client connections since installation.
Transactions In Progress The total number of HTTP client transactions in progress.
HTTP Server
Total Document Bytes The total amount of HTTP data received from origin servers since installation.
Total Header Bytes The total amount of HTTP header data received from origin servers since
installation.
Total Connections The total number of HTTP server connections since installation.
Transactions In Progress The total number of HTTP server connections in progress.
FTP
Open Connections The number of open FTP connections.