diff options
Diffstat (limited to 'sysctl.conf')
| -rw-r--r-- | sysctl.conf | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/sysctl.conf b/sysctl.conf new file mode 100644 index 0000000..e846a57 --- /dev/null +++ b/sysctl.conf @@ -0,0 +1,64 @@ +# /etc/sysctl.conf - Configuration file for setting system variables +# See sysctl.conf (5) for information. + +# you can have the CD-ROM close when you use it, and open +# when you are done. +#dev.cdrom.autoeject = 1 +#dev.cdrom.autoclose = 1 + +# protection from the SYN flood attack +net/ipv4/tcp_syncookies=1 + +# see the evil packets in your log files +net/ipv4/conf/all/log_martians=1 + +# makes you vulnerable or not :-) +net/ipv4/conf/all/accept_redirects=0 +net/ipv4/conf/all/accept_source_route=0 +net/ipv4/icmp_echo_ignore_broadcasts =1 + +# needed for routing, including masquerading or NAT +#net/ipv4/ip_forward=1 + +# sets the port range used for outgoing connections +#net.ipv4.ip_local_port_range = 32768 61000 + +# Broken routers and obsolete firewalls will corrupt the window scaling +# and ECN. Set these values to 0 to disable window scaling and ECN. +# This may, rarely, cause some performance loss when running high-speed +# TCP/IP over huge distances or running TCP/IP over connections with high +# packet loss and modern routers. This sure beats dropped connections. +#net.ipv4.tcp_ecn = 0 + +# Swapping too much or not enough? Disks spinning up when you'd +# rather they didn't? Tweak these. +#vm.vfs_cache_pressure = 100 +#vm.laptop_mode = 0 +#vm.swappiness = 60 + +#kernel.printk_ratelimit_burst = 10 +#kernel.printk_ratelimit = 5 +#kernel.panic_on_oops = 0 + +# Reboot 600 seconds after a panic +#kernel.panic = 600 + +# enable SysRq key (note: console security issues) +#kernel.sysrq = 1 + +# Change name of core file to start with the command name +# so you get things like: emacs.core mozilla-bin.core X.core +#kernel.core_pattern = %e.core + +# NIS/YP domain (not always equal to DNS domain) +#kernel.domainname = example.com +#kernel.hostname = darkstar + +# This limits PID values to 4 digits, which allows tools like ps +# to save screen space. +kernel/pid_max=10000 + +# Protects against creating or following links under certain conditions +# See https://www.kernel.org/doc/Documentation/sysctl/fs.txt +#fs.protected_hardlinks = 1 +#fs.protected_symlinks = 1 |