54 lines
1.6 KiB
Diff
54 lines
1.6 KiB
Diff
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From a57b906f58c8d293a1a353dbc5dabea237875759 Mon Sep 17 00:00:00 2001
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From: John Kacur <jkacur@redhat.com>
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Date: Thu, 4 Jun 2015 21:02:13 +0200
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Subject: [PATCH] Add trace-cmd flightrecorder service
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Make it possible to start and stop trace-cmd commands at start-up time.
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Signed-off-by: John Kacur <jkacur@redhat.com>
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---
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98-trace-cmd.rules | 1 +
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trace-cmd.conf | 4 ++++
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trace-cmd.service | 10 ++++++++++
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3 files changed, 15 insertions(+)
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create mode 100644 98-trace-cmd.rules
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create mode 100644 trace-cmd.conf
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create mode 100644 trace-cmd.service
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diff --git a/98-trace-cmd.rules b/98-trace-cmd.rules
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new file mode 100644
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index 000000000000..7c073692a0ab
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--- /dev/null
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+++ b/98-trace-cmd.rules
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@@ -0,0 +1 @@
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+SUBSYSTEM=="module", ACTION=="add", PROGRAM="/usr/bin/systemctl try-restart trace-cmd.service"
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diff --git a/trace-cmd.conf b/trace-cmd.conf
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new file mode 100644
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index 000000000000..22896d961d64
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--- /dev/null
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+++ b/trace-cmd.conf
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@@ -0,0 +1,4 @@
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+# ftrace based flightrecorder configuration file.
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+
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+# trace-cmd options
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+OPTS="-b 2048 -i -e block -e irq -e mce -e module -e power -e sched -e signal -e sys_enter -e sys_exit -e timer -e workqueue -e kvm -e net"
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diff --git a/trace-cmd.service b/trace-cmd.service
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new file mode 100644
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index 000000000000..6439b490f8f4
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--- /dev/null
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+++ b/trace-cmd.service
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@@ -0,0 +1,10 @@
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+[Unit]
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+Description=trace-cmd Flightrecorder
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+
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+[Service]
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+Type=oneshot
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+RemainAfterExit=yes
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+EnvironmentFile=/etc/sysconfig/trace-cmd.conf
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+ExecStart=/usr/bin/trace-cmd start $OPTS
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+ExecStop=/usr/bin/trace-cmd reset
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+ExecReload=/usr/bin/trace-cmd reset; /usr/bin/trace-cmd start $OPTS
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--
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1.8.3.1
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