[PATCH] suricata: Limit to a maximum of "16" netfilter queues.

[PATCH] suricata: Limit to a maximum of "16" netfilter queues.

[Stefan Schantl]

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Signed-off-by: Stefan Schantl <stefan.schantl(a)ipfire.org>
---
 src/initscripts/system/suricata | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/initscripts/system/suricata b/src/initscripts/system/suricata
index 38b6a40d8..5a567f2d7 100644
--- a/src/initscripts/system/suricata
+++ b/src/initscripts/system/suricata
@@ -6,7 +6,7 @@
 #
 # Author      : Stefan Schantl <stefan.schantl(a)ipfire.org>
 #
-# Version     : 01.01
+# Version     : 01.02
 #
 # Notes       :
 #
@@ -50,7 +50,13 @@ function get_cpu_count {
 		[ "$line" ] && [ -z "${line%processor*}" ]  && ((CPUCOUNT++))
 	done </proc/cpuinfo
 
-	echo $CPUCOUNT
+	# Limit to a maximum of 16 cores, because suricata does not support more than
+	# 16 netfilter queues at the moment.
+	if [ $CPUCOUNT -gt "16" ]; then
+		echo "16"
+	else
+		echo $CPUCOUNT
+	fi
 }
 
 # Function to flush the firewall chains.
-- 
2.20.1

RE: [PATCH] suricata: Limit to a maximum of "16" netfilter queues.

[Kienker, Fred]

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Thank you SO much for this! Cleared up all of my problems with high core 
count firewalls.

Best regards, 
Fred

-----Original Message-----
From: Stefan Schantl <stefan.schantl(a)ipfire.org> 
Sent: 19 May, 2019 12:52
To: development(a)lists.ipfire.org
Subject: [PATCH] suricata: Limit to a maximum of "16" netfilter queues.

Signed-off-by: Stefan Schantl <stefan.schantl(a)ipfire.org>
---
 src/initscripts/system/suricata | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/initscripts/system/suricata 
b/src/initscripts/system/suricata index 38b6a40d8..5a567f2d7 100644
--- a/src/initscripts/system/suricata
+++ b/src/initscripts/system/suricata
@@ -6,7 +6,7 @@
 #
 # Author      : Stefan Schantl <stefan.schantl(a)ipfire.org>
 #
-# Version     : 01.01
+# Version     : 01.02
 #
 # Notes       :
 #
@@ -50,7 +50,13 @@ function get_cpu_count {
 		[ "$line" ] && [ -z "${line%processor*}" ]  && ((CPUCOUNT++))
 	done </proc/cpuinfo
 
-	echo $CPUCOUNT
+	# Limit to a maximum of 16 cores, because suricata does not 
support more than
+	# 16 netfilter queues at the moment.
+	if [ $CPUCOUNT -gt "16" ]; then
+		echo "16"
+	else
+		echo $CPUCOUNT
+	fi
 }
 
 # Function to flush the firewall chains.
--
2.20.1