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Plugin df: ignore read-only and virtual filesystem types

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The set of filesystems is based on the list of excluded filesystems in
munin's "df" plugin for Linux.
This commit is contained in:
Lars Kruse 2020-02-08 23:16:21 +01:00
parent 44d1c8dc3a
commit e3103bdb6e
1 changed files with 2 additions and 1 deletions
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3
plugins/df
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@ -1,10 +1,11 @@
config_df() { config_df() {
IGNORE_FILESYSTEM_REGEX="(none|unknown|rootfs|iso9660|squashfs|udf|romfs|ramfs|debugfs|cgroup_root|devtmpfs)"
echo "graph_title Filesystem usage (in %) echo "graph_title Filesystem usage (in %)
graph_args --upper-limit 100 -l 0 graph_args --upper-limit 100 -l 0
graph_vlabel % graph_vlabel %
graph_category disk graph_category disk
graph_info This graph shows disk usage on the machine." graph_info This graph shows disk usage on the machine."
for PART in $(df -P | grep '^/' | sed '/\/[a-z0-9]*$/!d;s/.* \([a-z0-9\/]\{1,\}\)$/\1/g') for PART in $(df -PT | grep '^/' | grep -vwE "$IGNORE_FILESYSTEM_REGEX" | sed '/\/[a-z0-9]*$/!d;s/.* \([a-z0-9\/]\{1,\}\)$/\1/g')
do do
PINFO=$(df -P "$PART" | tail -1); PINFO=$(df -P "$PART" | tail -1);
PNAME=$(echo "$PINFO" | cut -d " " -f 1 | sed 's/\//_/g') PNAME=$(echo "$PINFO" | cut -d " " -f 1 | sed 's/\//_/g')