On 12 Jun 2019, at 14:15, Adam Armstrong <adama@memetic.org> wrote:

Verify the data being returned from SNMP.

The graph you're looking at comes from ucd-mib's data, I think.

Adam.

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On 12 Jun 2019, at 11:51, Simon Mousey Smith via observium <observium@observium.org> wrote:

Hi All

Ive only just noticed, but since I did a fresh install of observium on a new server and then migrated old data over,

the memory for ‘localhost’ is showing as MINUS or NAN%?

Anybody have an ideas?

I don’t have anything special in the snmpd.conf as it shows below

root@observium:~# cat /etc/snmp/snmpd.conf 

#  Listen for connections on all interfaces (both IPv4 *and* IPv6)

agentAddress udp:161,udp6:[::1]:161

#  Full view access

view   all         included   .1

#  system + hrSystem groups only

view   systemonly  included   .1.3.6.1.2.1.1

view   systemonly  included   .1.3.6.1.2.1.25.1

#  Default access to full view

rocommunity public 127.0.0.1    -V all

#  Default access to basic system info

#rocommunity public  default    -V systemonly

#  System contact and location

syslocation L24 XXX

syscontact Simon Smith

#  Disk Monitoring

disk       /     10000

disk       /var  5%

includeAllDisks  10%

# Unacceptable 1-, 5-, and 15-minute load averages

load   12 10 5

# This line allows Observium to detect the host OS if the distro script is installed

extend .1.3.6.1.4.1.2021.7890.1 distro /usr/local/bin/distro

# This lines allows Observium to detect hardware, vendor and serial

#extend .1.3.6.1.4.1.2021.7890.2 hardware /bin/cat /sys/devices/virtual/dmi/id/product_name

#extend .1.3.6.1.4.1.2021.7890.3 vendor   /bin/cat /sys/devices/virtual/dmi/id/sys_vendor

#extend .1.3.6.1.4.1.2021.7890.4 serial   /bin/cat /sys/devices/virtual/dmi/id/product_serial

# This line allows Observium to collect an accurate uptime

extend uptime /bin/cat /proc/uptime

# This line enables Observium's ifAlias description injection

pass_persist .1.3.6.1.2.1.31.1.1.1.18 /usr/local/bin/ifAlias_persist

root@observium:~# 

The code was copied over from the observium docs - https://docs.observium.org/device_linux/

Regards

Simon

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