From c705704f69f3c58c40c89d9ea93a9cd5ca97e395 Mon Sep 17 00:00:00 2001
From: Kerri Wait <kerri.wait@monash.edu>
Date: Tue, 21 Sep 2021 02:11:51 +0000
Subject: [PATCH] Update telegraf config to parse /proc/net/softnet_stat
details
---
roles/telegraf/files/telegraf_softnet_stats.awk | 3 +++
roles/telegraf/tasks/main.yml | 10 +++++++++-
roles/telegraf/templates/telegraf.conf.j2 | 8 ++++++++
3 files changed, 20 insertions(+), 1 deletion(-)
create mode 100644 roles/telegraf/files/telegraf_softnet_stats.awk
diff --git a/roles/telegraf/files/telegraf_softnet_stats.awk b/roles/telegraf/files/telegraf_softnet_stats.awk
new file mode 100644
index 00000000..b24ef34a
--- /dev/null
+++ b/roles/telegraf/files/telegraf_softnet_stats.awk
@@ -0,0 +1,3 @@
+#! /usr/bin/awk -f
+
+{ printf("softnet,cpu=%d sd_processed=%di,sd_dropped=%di,sd_time_squeeze=%di\n", NR-1, strtonum("0x"$1), strtonum("0x"$2), strtonum("0x"$3)) }
\ No newline at end of file
diff --git a/roles/telegraf/tasks/main.yml b/roles/telegraf/tasks/main.yml
index af25f19b..a3afc7ba 100644
--- a/roles/telegraf/tasks/main.yml
+++ b/roles/telegraf/tasks/main.yml
@@ -64,7 +64,15 @@
dest: '/opt/telegraf/bin/telegraf_slurmstats.py'
become: true
become_user: root
-#
+
+- name: copy softnet_stat script
+ copy:
+ mode: 'u=rw,g=r,o=r'
+ src: telegraf_softnet_stats.awk
+ dest: '/opt/telegraf/bin/telegraf_softnet_stats.awk'
+ become: true
+ become_user: root
+
- name: Install Telegraf config
template:
src: telegraf.conf.j2
diff --git a/roles/telegraf/templates/telegraf.conf.j2 b/roles/telegraf/templates/telegraf.conf.j2
index 30a743cb..e50589dc 100644
--- a/roles/telegraf/templates/telegraf.conf.j2
+++ b/roles/telegraf/templates/telegraf.conf.j2
@@ -157,6 +157,14 @@
timeout="4s"
interval="300s"
+[[inputs.exec]]
+ commands = [
+ "awk -v -f /opt/telegraf/bin/telegraf_softnet_stats.awk /proc/net/softnet_stat"
+ ]
+ data_format = "influx"
+ timeout="4s"
+ interval="600s"
+
# Both Slurm ManagementNodes will log sdiag stats, but no Compute or Login nodes will
{% if 'ManagementNodes' in group_names %}
[[inputs.exec]]
--
GitLab