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bd9bb4ca61
The kernel documentation page is not distribution specific and also more likely to be up to date than the Fedora wiki page referenced previously.
42 lines
1.3 KiB
Plaintext
42 lines
1.3 KiB
Plaintext
# This file is part of systemd.
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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# See sysctl.d(5) and core(5) for documentation.
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# To override settings in this file, create a local file in /etc
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# (e.g. /etc/sysctl.d/90-override.conf), and put any assignments
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# there.
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# System Request functionality of the kernel (SYNC)
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#
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# Use kernel.sysrq = 1 to allow all keys.
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# See https://www.kernel.org/doc/html/latest/admin-guide/sysrq.html for a list
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# of values and keys.
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kernel.sysrq = 16
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# Append the PID to the core filename
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kernel.core_uses_pid = 1
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# Source route verification
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net.ipv4.conf.default.rp_filter = 1
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net.ipv4.conf.all.rp_filter = 1
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# Do not accept source routing
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net.ipv4.conf.default.accept_source_route = 0
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net.ipv4.conf.all.accept_source_route = 0
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# Promote secondary addresses when the primary address is removed
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net.ipv4.conf.default.promote_secondaries = 1
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net.ipv4.conf.all.promote_secondaries = 1
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# Fair Queue CoDel packet scheduler to fight bufferbloat
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net.core.default_qdisc = fq_codel
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# Enable hard and soft link protection
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fs.protected_hardlinks = 1
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fs.protected_symlinks = 1
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