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Cisco Bug: CSCzv10857 - When CASE is unable to update, the mail service becomes unstable

Last Modified

Mar 07, 2018

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases

3.2.0-0 3.2.1-0 3.3.1-09 3.4.0-06

Description (partial)


Systems with high hourly mail volume  can experience severe degradation in overall email 
processing capacity may suffer performance degradation if they do not receive antispam updates from CASE
IronPort.lab>workqueue rate 10
Time Pending In Out
15:00:14 106080 0 0
15:00:24 106080  0 0
15:00:34 106080 0 0
15:00:44 106080 0 0
15:00:54 106080 0 0

email systems with high hourly mail volumes.

Related Community Discussions

[RCA] 10/21/14 Cisco ESA CASE Update outage Final
Root Cause Analysis (RCA) Report Summary of Incident Description On Oct 21, 2014, Cisco’s Anti-Spam backend infrastructure experienced network downtime that caused the inability for the Email Security Appliances (ESA) to pull down updates for a few hours. This inability to update exposed a performance issue where CPU utilization increases to a point where the mail work queue gets overloaded, causing mail delivery to be delayed. Incident Categorization Incident Date(s): 10/21/2014 Incident Type: Service ...
Latest activity: Sep 25, 2017
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Bug Details Include

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