X-Git-Url: http://git.ipfire.org/?p=ipfire-2.x.git;a=blobdiff_plain;f=config%2Fetc%2Fsysctl.conf;h=dd087d2d97a77ed52af9b557a73a2935dc1c2908;hp=f3897c3c79d12b536e5418967ca0b4fdadd539f5;hb=af2cc3be64d82d35978590b316a46b5b206afa0d;hpb=36600cef36577ca36d4349bc7658a68234311ea2

diff --git a/config/etc/sysctl.conf b/config/etc/sysctl.conf
index f3897c3c79..dd087d2d97 100644
--- a/config/etc/sysctl.conf
+++ b/config/etc/sysctl.conf
@@ -26,8 +26,11 @@ net.ipv4.conf.all.accept_redirects = 0
 net.ipv4.conf.all.accept_source_route = 0
 net.ipv4.conf.all.log_martians = 1
 
+# Enable connection tracking for IPVS
+net.ipv4.vs.conntrack = 1
+
 kernel.printk = 1 4 1 7
-vm.swappiness=0
+vm.swappiness=1
 vm.mmap_min_addr = 4096
 vm.min_free_kbytes = 8192
 
@@ -42,3 +45,9 @@ net.netfilter.nf_conntrack_acct=1
 net.bridge.bridge-nf-call-ip6tables = 0
 net.bridge.bridge-nf-call-iptables = 0
 net.bridge.bridge-nf-call-arptables = 0
+
+# Try to keep kernel address exposures out of various /proc files (kallsyms, modules, etc).
+kernel.kptr_restrict = 2
+
+# Avoid kernel memory address exposures via dmesg.
+kernel.dmesg_restrict = 1