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Cisco Bug: CSCta18303 - Low TPS rate on long and complex queries.

Last Modified

Feb 04, 2014

Products (2)

  • Cisco ACE XML Gateways
  • Cisco ACE XML Gateway

Known Affected Releases


Description (partial)


ACE Web Application Firewall shows low performance figures in HTTP requests processing. HTTP transaction rate is about several hundreds per second or less. CPU usage is high and close to 100%

HTTP client sends long HTTP requests (GET or POST) with many parameters. The length of requests is more than 4 kilobytes. The number of parameters is about several thousands.
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