Imperva- method of finding regular match timeout

Recently, it has been found that many devices have regular matching timeout , Lead to waf Wasted performance .

Here is how to find the matching timeout policy

First of all, find message（/var/log/messages） The information file records the log records of regular matching timeout

Example ：

Then we need to find this file （/opt/SecureSphere/etc/global/SignatureItems.xml） This is the corresponding application strategy, and then copy the queried signature name by searching the regularity of the error log , Then look it up in the signature dictionary , Close it by judging its importance . The specific operation is as follows ：