Plugins sind zu munin/contrib verschoben wurden
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#!/bin/bash
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#%# family=auto
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#%# capabilities=autoconf
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# Michael Grote
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# michael.grote ät posteo.de
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# Outputs various metrics about same page merging.
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# Variablen
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ksm_dir_run="/sys/kernel/mm/ksm/run"
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function labels {
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cat << EOF
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graph_title kernel same page merging
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graph_category system
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graph_order pages_unshared pages_volatile pages_shared pages_sharing
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pages_shared.info how many shared pages are being used
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pages_sharing.info how many more sites are sharing them i.e. how much saved
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pages_unshared.info how many pages unique but repeatedly checked for merging
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pages_volatile.info how many pages changing too fast to be placed in a tree
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pages_shared.label pages_shared
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pages_sharing.label pages_sharing
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pages_unshared.label pages_unshared
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pages_volatile.label pages_volatile
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pages_shared.draw AREASTACK
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pages_sharing.draw AREASTACK
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pages_unshared.draw AREASTACK
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pages_volatile.draw AREASTACK
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EOF
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}
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# prüfe ob ksm aktiviert ist
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if [ ! -f "$ksm_dir_run" ]; then
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exit 1
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fi
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# wenn parameter = ...
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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if [ "$1" = "config" ]; then
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# setze label
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labels
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exit 0
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fi
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echo pages_shared.value $(cat "/sys/kernel/mm/ksm/pages_shared")
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echo pages_sharing.value $(cat "/sys/kernel/mm/ksm/pages_sharing")
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echo pages_unshared.value $(cat "/sys/kernel/mm/ksm/pages_unshared")
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echo pages_volatile.value $(cat "/sys/kernel/mm/ksm/pages_volatile")
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#!/bin/bash
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#%# family=auto
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#%# capabilities=autoconf
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# Michael Grote
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# michael.grote ät posteo.de
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# Outputs the running, stopped and total counts of ProxMox VMs and LXCs.
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# needs to be run as user: root AND group: root
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# [proxmox_count]
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# user root
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# group root
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# Pfade zu binaries
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wqm=$(command -v qm)
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wpct=$(command -v pct)
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# Berechne VMs
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total_vm=$($wqm list | sed 1d | wc -l)
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running_vm=$($wqm list | sed 1d | grep -c running )
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stopped_vm=$($wqm list | sed 1d | grep -c stopped )
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# Berechne LXCs
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total_lxc=$($wpct list | sed 1d | wc -l)
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running_lxc=$($wpct list | sed 1d | grep -c running )
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stopped_lxc=$($wpct list | sed 1d | grep -c stopped )
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# Berechne Gesamtwert
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total=$((total_vm + total_lxc))
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# wenn parameter = ...
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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if [ "$1" = "config" ]; then
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# setze label
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echo total_vm.label total Virtual Machines
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echo total.label total VMs and LXCs
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echo running_vm.label running Virtual Machines
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echo running_lxc.label running LXCs
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echo stopped_vm.label stopped Virtual Machines
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echo stopped_lxc.label stopped LXCs
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echo total_lxc.label total LXCs
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# setze optionen
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echo 'graph_title ProxMox - Number of VMs and LXCs'
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echo 'graph_vlabel Count'
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echo 'graph_category virtualization'
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echo 'graph_args -l 0'
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exit 0
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fi
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echo total.value "$total"
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echo total_vm.value "$total_vm"
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echo total_lxc.value "$total_lxc"
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echo running_vm.value "$running_vm"
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echo running_lxc.value "$running_lxc"
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echo stopped_vm.value "$stopped_vm"
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echo stopped_lxc.value "$stopped_lxc"
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exit 0
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45
zfs_count
45
zfs_count
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#!/bin/bash
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#%# family=auto
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#%# capabilities=autoconf
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# Michael Grote
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# michael.grote ät posteo.de
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# Outputs the count of zfs pools, datasets and snapshots.
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# lese alle pools, sed löscht die erste zeile
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list_pools=$(zpool list | sed 1d)
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# wenn parameter = ...
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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if [ "$1" = "config" ]; then
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# https://superuser.com/questions/284187/bash-iterating-over-lines-in-a-variable
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while read -r line; do
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# setze label <pool>.label <pool> snapshots
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echo "$line" | awk '{print $1"_snapshot.label " $1 " snapshots"}'
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echo "$line" | awk '{print $1"_dataset.label " $1 " datasets"}'
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done <<< "$list_pools"
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echo 'pools.label pools'
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# setze optionen
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echo 'graph_title zfs - pool, dataset and snapshot count' # Titelzeile
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echo 'graph_vlabel count' # Text links, hochkant
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echo 'graph_category fs' # Kategorie
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echo 'graph_args -l 0' # wertebegrenzer 0-100
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exit 0
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fi
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# lese jede Zeile der Variable $list
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# tue für jede Zeile
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# "echo" die Zeile, wende awk drauf, Spalte $1/$7
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while read -r line; do
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echo pools.value "$(zpool list | sed 1d | wc -l)"
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# setze poolnamen
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poolname=$(echo "$line" | awk '{ print $1 }')
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# zähle snapshots
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echo "$poolname""_snapshot.value" "$(zfs list -r -t snapshot "$poolname" | sed 1d | wc -l)"
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echo "$poolname""_dataset.value" "$(zfs list -r "$poolname" | sed 1d | wc -l)"
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done <<< "$list_pools"
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exit 0
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@ -1,45 +0,0 @@
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#!/bin/bash
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#%# family=auto
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#%# capabilities=autoconf
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# Michael Grote
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# michael.grote ät posteo.de
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# Outputs the zpool fragmentation per zfs pool.
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# lese alle pools, sed löscht die erste zeile
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# entferne das %-zeichen
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list=$(zpool list | sed 1d | tr -d %)
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# wenn parameter = ...
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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if [ "$1" = "config" ]; then
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# https://superuser.com/questions/284187/bash-iterating-over-lines-in-a-variable
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while read -r line; do
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# setze label
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echo "$line" | awk '{print $1".label " $1}'
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# setze warn-limits
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echo "$line" | awk '{print $1".warning " 50}'
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echo "$line" | awk '{print $1".critical " 75}'
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done <<< "$list"
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# setze optionen
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echo 'graph_title ZFS storage pool - fragmentation' # Titelzeile
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echo 'graph_vlabel fragmentation in %' # Text links, hochkant
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echo 'graph_category fs' # Kategorie
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echo 'graph_info This graph shows the ZFS Pool fragmentation.' # Text über Tabelle/Infos
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echo 'graph_args -l 0 --upper-limit 100' # wertebegrenzer 0-100
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exit 0
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fi
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# lese jede Zeile der Variable $list
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# tue für jede Zeile
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# "echo" die Zeile, wende awk drauf, Spalte $1/$7
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while read -r line; do
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# gebe wert aus
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# <name>.value <wert>
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echo "$line" | awk '{print $1".value " $7}'
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done <<< "$list"
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exit 0
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