Which versions of the Proxy SG operating system contain fixes for high Utilization issues.


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Solution

Overview

The following SGOS releases have specific fixes for high CPU utilization.  If you are experiencing high CPU utilization due to these problem descriptions, please upgrade SGOS to resolve those issues. 

 

Description of issue Bug numberVersion fixed in
CIFS high utilization issue128008Fixed in SGOS 5.4.3.7 and SGOS 5.5.3.1 or later.  To download, please see https://bto.bluecoat.com/download/ProxySG .
Client workers max out being blocked on DNS and access logging120372Fixed in SGOS 4.3.4.1.  To download, please see https://bto.bluecoat.com/download/product/13
Long URLS causing High CPU with Websense 94300 / 94735Fixed in SGOS 4.2.8.2 (bug 94300) or later and  5.2.4.3 (bug 94735).  Please update to the latest version of SGOS found at https://bto.bluecoat.com/download/ProxySG
High CPU in TCP and DNS when using tcp-fast-finwait2-recycle146141Fixed in SGOS 5.4.5.1.  To download, please see https://bto.bluecoat.com/download/product/17 

Please see 000014861 for instructions on how to upgrade SGOS on your ProxySG appliance.

NOTE: Please see 000014477 for information detailing other solutions for high CPU issues.

 

Cause
Resolution
Workaround
Additional Information
Bug Number
InQuira Doc IdFAQ903
Attachment

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First Published      10/01/2014
Last Modified      10/01/2014
Last Published      10/01/2014
Article Audience
Product      ProxySG
Software      SGOS 4, SGOS 5
Topic      Application Delivery Network
Article Number      000015932
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