Overview
Breakdown of systemd-sysctl
.
External links:
File list
/etc/
sysctl.conf
[empty]
sysctl.d/
/usr/lib/
systemd/
systemd-sysctl
system/
systemd-sysctl.service
sysinit.target.wants/
sysctl.d/
Config files
10-default-yama-scope.conf
kernel.yama.ptrace_scope = 0
20-pptpd.conf
50-coredump.conf
kernel.core_pattern=|/usr/lib/systemd/systemd-coredump %P %u %g %s %t %c %h %e
50-default.conf
# Use kernel.sysrq = 1 to allow all keys.
# See https://www.kernel.org/doc/html/latest/admin-guide/sysrq.html for a list
# of values and keys.
kernel.sysrq = 16
# Append the PID to the core filename
kernel.core_uses_pid = 1
# Source route verification
net.ipv4.conf.all.rp_filter = 1
# Do not accept source routing
net.ipv4.conf.all.accept_source_route = 0
# Promote secondary addresses when the primary address is removed
net.ipv4.conf.all.promote_secondaries = 1
# Fair Queue CoDel packet scheduler to fight bufferbloat
net.core.default_qdisc = fq_codel
# Enable hard and soft link protection
fs.protected_hardlinks = 1
fs.protected_symlinks = 1
50-libkcapi-optmem_max.conf
net.core.optmem_max = 81920
60-libvirtd.conf