6f1fff58ba
Since we dropped CentOS7 support, now we can drop legacy control group parameters which is deprecated on systemd v252.
59 lines
1.7 KiB
Bash
Executable File
59 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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#
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# Copyright (C) 2019-present ScyllaDB
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#
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#
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# SPDX-License-Identifier: AGPL-3.0-or-later
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#
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if [ ! -d /run/systemd/system ]; then
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exit 0
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fi
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version_ge() {
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[ "$2" = "`echo -e "$1\n$2" | sort -V | head -n1`" ]
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}
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# Install capabilities.conf when AmbientCapabilities supported
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. /etc/os-release
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KERNEL_VER=$(uname -r)
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# CAP_PERFMON is only available on linux-5.8+
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if version_ge $KERNEL_VER 5.8; then
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AMB_CAPABILITIES="$AMB_CAPABILITIES CAP_PERFMON"
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mkdir -p /etc/systemd/system/scylla-server.service.d/
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cat << EOS > /etc/systemd/system/scylla-server.service.d/capabilities.conf
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[Service]
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AmbientCapabilities=CAP_PERFMON
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EOS
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fi
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# For systems with not a lot of memory, override default reservations for the slices
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# seastar has a minimum reservation of 1.5GB that kicks in, and 21GB * 0.07 = 1.5GB.
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# So for anything smaller than that we will not use percentages in the helper slice
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MEMTOTAL=$(cat /proc/meminfo |grep -e "^MemTotal:"|sed -s 's/^MemTotal:\s*\([0-9]*\) kB$/\1/')
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MEMTOTAL_BYTES=$(($MEMTOTAL * 1024))
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if [ $MEMTOTAL_BYTES -lt 23008753371 ]; then
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mkdir -p /etc/systemd/system/scylla-helper.slice.d/
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cat << EOS > /etc/systemd/system/scylla-helper.slice.d/memory.conf
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[Slice]
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MemoryHigh=1200M
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MemoryMax=1400M
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EOS
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fi
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if [ -e /etc/systemd/system/systemd-coredump@.service.d/timeout.conf ]; then
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COREDUMP_RUNTIME_MAX=$(grep RuntimeMaxSec /etc/systemd/system/systemd-coredump@.service.d/timeout.conf)
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if [ -z $COREDUMP_RUNTIME_MAX ]; then
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cat << EOS > /etc/systemd/system/systemd-coredump@.service.d/timeout.conf
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[Service]
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RuntimeMaxSec=infinity
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TimeoutSec=infinity
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EOS
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fi
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fi
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systemctl --system daemon-reload >/dev/null || true
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