0
votes
0answers
40 views

cacti returning empty graphs, showing only “nan”

I installed cacti on a separate user account, on a server running WHM/CPanel. RRDTool and snmpwalk are both installed correctly and when running the poller.php through the user "cacti" (not root), I ...
0
votes
0answers
39 views

Cacti fresh install graphs with no values

recently i installed cacti in centos 6 using yum. it seems everything is ok but the graphs(including the default linux cpu/mem,..) are empty with no values. i double checked the permissions. currently ...
0
votes
0answers
28 views

Invalid units in GPRINT in Cacti 0.8.8b

I'm monitoring free SWAP and free RAM memory using SNMP (snmpd 5.4.3). The former is via "UCD-SNMP-MIB::memAvailSwap.0" and the latter via "NET-SNMP-EXTEND-MIB::nsExtendOutputFull" (using extend ...
0
votes
1answer
391 views

Cacti's Realtime plugin graphs fine no RRAs written

Got a Cacti instance (CactiEZ with cacti 088a) where I successfully graph with number of bespoke data template and corresponding graph template. Theres one specific however case where the RRAs are ...
0
votes
1answer
132 views

Multiple hosts in the same cacti graph?

I can make this graph on the command prompt using the rrdtool but I cannot make it in Cacti front end as I cannot get the two defs pointing to the two different rrd files. Is this even possible? ...
1
vote
0answers
82 views

How can I get Maximum value on Cacti Graph ?

I wonder how can I can retrieve from Command-line the max value on Cacti graph to an integer on a bash shell script. I tried with the following command: rrdtool graph - \ --start=1380874818 \ ...
1
vote
1answer
98 views

cacti : Terminology about ups, room temperature etc

We use cacti for graphing lots of metrics : Windows server related metrics go under a branch called "windows". Unix, Linux and storage metrics go under a branch called "Unix". Switch, firewalls, ...
6
votes
1answer
2k views

How to migrate all Cacti devices from 5 minute polls to 1 minute polls?

I have just taken over a Cacti server and am having a nightmare moving from 5 minute polls to 1 minute polls. So far, I have changed the data template along with the Step (from 300 down to 60) and ...
2
votes
1answer
305 views

Cacti is ignoring hash marks in interface aliases

I'm attempting to set up Cacti to monitor a router's interfaces, and I'm having trouble getting the graph templates to show the information that I'd like. Our interface configuration looks like ...
1
vote
1answer
296 views

Graphing increase in value in cacti

I have a data source which returns the number of messages sent since startup. I want to be able to graph this, but I'm unsure of the best way. What I'm thinking is graphing the increase in messages ...
7
votes
3answers
642 views

How to display a graph only for business hours with CACTI?

I have noticed that I can only display an uninterrupted period with CACTI. I am wondering whether is possible or not to make a custom graph which displaying only the business hours during a period (a ...
2
votes
3answers
9k views

Cacti rrdtool graph with no values, NaN in .rrd file

Cacti 0.8.7h, with latest RRDTool. I successfully graphed CPU/Interface traffic, but got blank graphs like when it comes to Memory/Temperature monitoring. The problem/bug is actually archived here, ...
1
vote
4answers
633 views

Will running RRDtool or Cacti slow down my servers performance?

I'm consider running some performance profile tools like Cacti for my server, but I'm concerned that running RRDtool or Cacti slow down my servers performance? Is this a valid concern for me? Or ...
1
vote
1answer
480 views

openvz graphing user_beancounters

We run a cluster of openvz servers and are looking for a way to automatically graph the content of user_beancounters for all ves. We currently have a fairly rudimentary cron which alerts us when ...
2
votes
1answer
302 views

How can I recover rrd's when my clock got out of sync?

I'm using cacti, and I accidentally set my clock set ahead. Cacti updated, storing new data in the rra's - and now that I've fixed my clock, I can't get cacti to update again. What do I do?
0
votes
2answers
2k views

Cacti Permisions Error

I installed Cacti + RRDTools yesterday via yum on CentOS 5. Everything appears to have installed correctly and the cacti directory is located /var/www/cacti. I setup a sub domain to point to it. ...