39 lines
1.8 KiB
Plaintext
39 lines
1.8 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) for the description of the files in this directory.
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# Pipe the core file to systemd-coredump. The systemd-coredump process spawned
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# by the kernel will start a second copy of itself as the
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# systemd-coredump@.service, which will do the actual processing and storing of
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# the core dump.
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#
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# See systemd-coredump(8) and core(5).
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kernel.core_pattern=|@rootlibexecdir@/systemd-coredump %P %u %g %s %t %c %h
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# Allow that 16 coredumps are dispatched in parallel by the kernel. We want to
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# be able to collect process metadata from /proc/%P/ while processing
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# coredumps, and thus need to make sure the crashed processes are not reaped
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# until we finished collecting what we need. The kernel default for this sysctl
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# is "0" which means the kernel doesn't wait for userspace processes to finish
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# processing before reaping the crashed processes — by setting this higher the
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# kernel will delay reaping until we are done, but only for the specified
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# number of crashes in parallel. The value of 16 is chosen to match
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# systemd-coredump.socket's MaxConnections= value.
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kernel.core_pipe_limit=16
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# Also dump processes executing a set-user-ID/set-group-ID program that is
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# owned by a user/group other than the real user/group ID of the process, or
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# a program that has file capabilities. ("2" is called "suidsafe" in core(5)).
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#
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# systemd-coredump will store the core file owned by the effective uid and gid
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# of the running process (and not the filesystem-user-ID which the kernel uses
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# when saving a core dump).
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#
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# See proc(5), setuid(2), capabilities(7).
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fs.suid_dumpable=2
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