From 44f3c610103b0c4cff51fc42018279d66c22dad2 Mon Sep 17 00:00:00 2001
From: Krasi Georgiev <8903888+krasi-georgiev@users.noreply.github.com>
Date: Wed, 15 Jan 2020 12:03:04 +0200
Subject: [PATCH] remove some unused collectors

Signed-off-by: Krasi Georgiev <8903888+krasi-georgiev@users.noreply.github.com>
---
 .../node-exporter/node-exporter.libsonnet          | 14 +++++++++++++-
 manifests/node-exporter-daemonset.yaml             | 13 +++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)

diff --git a/jsonnet/kube-prometheus/node-exporter/node-exporter.libsonnet b/jsonnet/kube-prometheus/node-exporter/node-exporter.libsonnet
index d7e9fb3b..6a6d50fe 100644
--- a/jsonnet/kube-prometheus/node-exporter/node-exporter.libsonnet
+++ b/jsonnet/kube-prometheus/node-exporter/node-exporter.libsonnet
@@ -89,7 +89,19 @@ local k = import 'ksonnet/ksonnet.beta.4/k.libsonnet';
           '--path.procfs=/host/proc',
           '--path.sysfs=/host/sys',
           '--path.rootfs=/host/root',
-
+          '--no-collector.wifi',
+          '--no-collector.hwmon',
+          '--no-collector.netstat',
+          '--no-collector.sockstat',
+          '--no-collector.entropy',
+          '--no-collector.filefd',
+          '--no-collector.time',
+          '--no-collector.conntrack',
+          '--no-collector.bcache',
+          '--no-collector.stat',
+          '--no-collector.xfs',
+          '--no-collector.pressure',
+          '--no-collector.arp',
           // The following settings have been taken from
           // https://github.com/prometheus/node_exporter/blob/0662673/collector/filesystem_linux.go#L30-L31
           // Once node exporter is being released with those settings, this can be removed.
diff --git a/manifests/node-exporter-daemonset.yaml b/manifests/node-exporter-daemonset.yaml
index 9f585fa7..43781c5d 100644
--- a/manifests/node-exporter-daemonset.yaml
+++ b/manifests/node-exporter-daemonset.yaml
@@ -20,6 +20,19 @@ spec:
         - --path.procfs=/host/proc
         - --path.sysfs=/host/sys
         - --path.rootfs=/host/root
+        - --no-collector.wifi
+        - --no-collector.hwmon
+        - --no-collector.netstat
+        - --no-collector.sockstat
+        - --no-collector.entropy
+        - --no-collector.filefd
+        - --no-collector.time
+        - --no-collector.conntrack
+        - --no-collector.bcache
+        - --no-collector.stat
+        - --no-collector.xfs
+        - --no-collector.pressure
+        - --no-collector.arp
         - --collector.filesystem.ignored-mount-points=^/(dev|proc|sys|var/lib/docker/.+)($|/)
         - --collector.filesystem.ignored-fs-types=^(autofs|binfmt_misc|cgroup|configfs|debugfs|devpts|devtmpfs|fusectl|hugetlbfs|mqueue|overlay|proc|procfs|pstore|rpc_pipefs|securityfs|sysfs|tracefs)$
         image: quay.io/prometheus/node-exporter:v0.18.1
-- 
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