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Bug #4580

open

Task #5682: tracking: smb performance issues

smb: large streams can cause large memory moves (memmove)

Added by Jeff Lucovsky over 1 year ago. Updated 19 days ago.

Status:
In Progress
Priority:
High
Assignee:
Target version:
Affected Versions:
Effort:
Difficulty:
Label:

Description

Large SMB streams can cause Suricata to move large chunks of memory (multi-tens of megabytes and higher) to make room for newly inbound packets. This seems to happen most often when there are gaps in the stream for which packets arrive later.

Actions #1

Updated by Victor Julien about 1 month ago

  • Status changed from New to In Progress
  • Assignee set to Victor Julien
  • Target version set to TBD

I have some work in progress to try to address it. Need to refresh it.

Actions #2

Updated by Victor Julien about 1 month ago

  • Subject changed from Large SMB streams can cause large memory moves to smb: large streams can cause large memory moves (memmove)
Actions #3

Updated by Victor Julien 19 days ago

  • Target version changed from TBD to 8.0beta1
  • Parent task set to #5682
Actions #4

Updated by Victor Julien 19 days ago

  • Priority changed from Normal to High
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