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Displaying transactions and connections – Brocade Virtual ADX Server Load Balancing Guide (Supporting ADX v03.1.00) User Manual

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Brocade Virtual ADX Server Load Balancing Guide

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Miscellaneous Layer 7 switching configurations

5

Displaying transactions and connections

To display information about the transactions and connections for Layer 7 switching over keepalive
connections, enter the following command.

In the example above, MyServer01 has 11 concurrent client-side connections and 3 concurrent
server-side connections to the Real Server MyServer01. Two of the 3 server-side connections are
processing different HTTP transactions and the third one is idle.

In addition, clients made a total of 46 connections to the Brocade Virtual ADX; while the Brocade
Virtual ADX only needs to create a total of 5 server-side reusable keep-alive connections to
MyServer01 to serve all the requests sent on the 46 client-side connections. In those 46 client-side
connections and 5 server-side connections, 147 HTTP transactions have been completed.

Syntax: show server session keep-alive

NOTE

This command only works on the Brocade Virtual ADX.

Table 33

specifies the show server session keep-alive command fields and its description

TABLE 33

Fields in the show server session keep-alive display

Field

Description

CltConn:Cur/Tot:

Number of current and total client-side connections on this BP.

SerConn:Cur/Tot:

Number of current and total server-side connections on this BP. When persistent connection
is enabled, the number of current and total server-side connections is typically much less
than the current and total client-side connections, because a server-side connection can be
reused by requests from any client-side connection.

CurrTrans:

Number of busy server side connections that are in the process of serving HTTP transactions.
The difference between number of current client-side connections and CurrTrans indicates
the number of current idle client-side connections.

IdleSerCon:

Number of idle server-side connections that are available to be re-used by new requests made
to the same server. The sum of CurrTrans and IdleSerCon is equal to the number of current
server-side connections.

TotTrans

TotTrans: Total number of HTTP transactions that have been successfully completed for the
server. Because a persistent connection allows multiple HTTP transactions to be done,
TotTrans typically have a much higher value than the total number of both client-side and
server-side connections.

Virtual ADX4/1#show server session keep-alive

Avail. Sessions = 1999972 Total Sessions = 2000000

Hash size = 200001

Total C->S Conn = 0 Total S->C Conn = 0

Total Reassign = 0 Unsuccessful Conn = 0

Server State - 1:enabled, 2:failed, 3:test, 4:suspect, 5:grace_dn, 6:active

Real Server St CltConn:Cur/Tot SerConn:Cur/Tot CurrTrans IdleSerCon TotTrans

MyServer01 1 11/46 3/5 2 1 147

MyServer02 1 0/0 0/0 0 0 0

MyServer03 1 0/0 0/0 0 0 0