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Cisco Bug: CSCuq16122 - Bad file descriptor errors in sds_client logs lead to workq pauses

Last Modified

Feb 13, 2018

Products (1)

  • Cisco Email Security Appliance

Known Affected Releases

8.5.6-063 8.5.7-043 9.0.0-500 9.1.0-028 9.1.0-032

Description (partial)

Symptom:
Customers will see messages being processed and entries similar to this in their antispam_logs:

Warning: case antispam - engine (57337) : [MID 123456789] webint: Timed out trying to receive from WBRS socket at Mail/case-daemon/Plugin/WebInt.pm line 1130, <GEN88> line 188. 
Warning: case antispam - engine (57337) : [MID 123456789] webint: request id [57337.1403716704] failed at Mail/case-daemon/Plugin/WebInt.pm line 1083, <GEN88> line 188.

Conditions:
- Running version 8.5.6-063 or upgrading from 8.5.6-106 to 9.0.0-500.
- URL Filtering is enabled.

This can be a symptom of excessive network delays and increased DNS lookup times. use 'websecuritydiagnostics' command to see what the current response time and DNS lookup times look like.

c670e07.ibeng> websecuritydiagnostics

1. Show statistics for entire uptime duration
2. Show statistics for most recent 600 seconds
[1]>2 

Available Data Range (10 minutes): Thu May 21 16:08:24 2015 to Thu May 21 16:18:27 2015
URLs in Cache : 12334 
Cache Hits : 6543 
URL Requests : 78643 
Response Time (milliseconds)
Minimum : 45.5600
Average : 67.3400
Maximum : 128.0000
DNS Lookup Time (milliseconds)
Minimum : 10.0450
Average : 30.1000
Maximum : 70.5000
c670e07.ibeng> 

If these appear excessive, implement the suggested workaround
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