@@ -41,5 +41,57 @@ Yearly 26kb / data source
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![ Data Source Profiles RRA Edit] ( images/data-source-profiles-edit2.png )
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+ ### Changing data profile averages
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+ The Cacti GUI allows you to change the averages on a specific Data source profile
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+ some setups require a higher resolution of data and you may want to change the averaging to
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+ keep the most data this will come with a cost of storage due to the bigger sized RRD file
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+ To do this follow these steps
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+ #### Method 1:
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+ ### New system without any hosts
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+ 1 . Login to Cacti
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+ 2 . Click on Presets >> Data Profiles
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+ 3 . Select the profile you want to edit i.e 1 minute collection
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+ 4 . Select the period which you want to edit i.e weekly
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+ 5 . If you wish to change the average select the aggregate level for 1 minute
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+ you will be able to go as low as 5 Minutes
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+ 6 . You will need to edit the Rows amount to match the data retention you want
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+ to set after this period the data will be averaged out to the monthly graph
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+ 7 . Save config and generate graphs
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+ #### Method 2:
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+ ### Existing device on system ( Remove exisitng graphs)
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+ This is a more data destructive route and it will depend on your situation
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+ If you have graphs already on cacti you will not be able to use method 1
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+ One option if you do not care about the graphs is to either remove the graphs via the gui
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+ or run the following script ` /cli/php remove_graphs.php with the --all ` function which will REMOVE ALL THE GRAPHS
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+ You can then follow the steps outlined in Method 1 to change the profile how you like
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+ ### Data profile Rows Calculation
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+ The rows calculation take in to account the following
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+ Rows = Aggregate level * hours
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+ Example
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+ 1 Minute aggregate level storing for 3 days ( 72 hours)
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+ (Aggregate level)60 * 72 ( 72 hours) = 4,320
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---
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Copyright (c) 2004-2020 The Cacti Group
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