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Optimization #5230

closed

rules: too much time spent in DetectUnregisterThreadCtxFuncs due to pcre2

Added by Victor Julien over 2 years ago. Updated over 2 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Victor Julien
Target version:
7.0.0-beta1
Effort:
Difficulty:
Label:

Description

Thread specific data for keywords is stored in a list, which worked fine until recently. However now that pcre2 also uses it, the list can get very large.

Perf flagged it as a major performance bottleneck during ruleset shutdown (incl reload).

Not an issue in 5 and 6.

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