Compaq ProLiant 1000 Performance Analysis and Tuning of Raptor's Eagle NT 3.06 - Page 12

Number of rules used or rule base, Protocols used during test configurations, MaxReceive buffer

Page 12 highlights

278A/0497 WHITE PAPER (cont.) ... • The -y switch disables DNS lookups of source addresses when HTTP analyzes incoming connections. Default installations do not use this switch. • The -z switch disables DNS lookups of destination addresses when HTTP analyzes incoming connections. Default installations do not use this switch. In using these switches to gain performance on HTTP transfers, some restrictions do apply: • Alert thresholds for all HTTP rules are disabled. This is not usually a problem. Since HTTP traffic is so bursty by nature, even the highest alert thresholds are often exceeded. • HTTP connections do not appear in Hawk's Gateway window. This is not usually a problem since HTTP connections are so short-lived. • HTTP connections that have exceeded a time limit or time range are not automatically killed. • Messages in the Eagle log file do not display the number of the rule being used. Number of rules used or rule base The NSTL setup requires a minimum of 4 rules, which are used for most tests. Rule sets of 100 were also used to compare the performance difference in scanning the rule base. Protocols used during test configurations Tests are done using FTP and HTTP protocols and just the HTTP protocol. In both sets of tests a base system is used and the software and hardware difference is measured from the base system. MaxReceive buffer changes on the NetFlx-3 NIC cards Using the Windows NT Registry: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\cpqnf3(#)\Parameters Add the following parameter: MaxReceives = REG_DWORD 0x1F4 = 500 • Increases the number of MaxReceives counters for Compaq Netelligent 10/100TX Network Controller to 500. (The default is 100.) • Specifies the maximum number of receive lists the driver allocates for receive frames Base System • ProLiant 5000 system • 1-Pentium Pro 200 MHz Processor, 512K cache • 64 MB RAM • 2-EISA NetFlx-3 Network Interface Cards • PCI Smart/2-Array controller, 1Disk, Raid 0 • MaxReceive Buffer for NetFlx-3 cards equals 100 • 100 Mb Network • HTTP cache is ON • DNS Lookups for HTTP is ON 12

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278A/0497
The
-y
switch disables DNS lookups of source addresses when HTTP analyzes incoming
connections.
Default installations do not use this switch.
The
-z
switch disables DNS lookups of destination addresses when HTTP analyzes
incoming connections.
Default installations do not use this switch.
In using these switches to gain performance on HTTP transfers, some restrictions do apply:
Alert thresholds for all HTTP rules are disabled.
This is not usually a problem. Since HTTP
traffic is so bursty by nature, even the highest alert thresholds are often exceeded.
HTTP connections do not appear in Hawk's Gateway window.
This is not usually a problem
since HTTP connections are so short-lived.
HTTP connections that have exceeded a time limit or time range are not automatically killed.
Messages in the Eagle log file do not display the number of the rule being used.
Number of rules used or rule base
The NSTL setup requires a minimum of 4 rules, which are used for most tests. Rule sets of 100
were also used to compare the performance difference in scanning the rule base.
Protocols used during test configurations
Tests are done using FTP and HTTP protocols and just the HTTP protocol.
In both sets of tests a
base system is used and the software and hardware difference is measured from the base system.
MaxReceive buffer changes on the NetFlx-3 NIC cards
Using the Windows NT Registry:
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\cpqnf3(#)\Parameters
Add the following parameter:
MaxReceives = REG_DWORD 0x1F4 = 500
Increases the number of MaxReceives counters for Compaq Netelligent 10/100TX Network
Controller to 500. (The default is 100.)
Specifies the maximum number of receive lists the driver allocates for receive frames
Base System
ProLiant 5000 system
1-Pentium Pro 200 MHz Processor, 512K cache
64 MB RAM
2-EISA NetFlx-3 Network Interface Cards
PCI Smart/2-Array controller, 1Disk, Raid 0
MaxReceive Buffer for NetFlx-3 cards equals 100
100 Mb Network
HTTP cache is ON
DNS Lookups for HTTP is ON