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4874
April 24th, 2018 01:00
calculate average of two columns in custom report
Hi,
I customized report and I made report settings but I'm getting incorrect results. You can see screenshot in normally results need equal (100+96)/2 =98 but I got different results
Value looks a lot closer but not correct in addition to i want to calculate average of two columns (100+97,44(actionally 98))/2. According to screenshot 2. How should i calculate? Anyone help me this subject?
Thank you.
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isakats
141 Posts
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April 24th, 2018 05:00
Hi menekse ,
This could either be a rounding issue or a difference in the selected time range between both reports.
Could you give us more information on the formula you selected and the report setup.
regards,
Isaka
menekse
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April 24th, 2018 06:00
Hi Isaka,
i chose Default Duration time last 15 min in two of report configuration (main and child report) and i used formula that "math.spatial.Average" and filtered name=='Availability' in child report(screenshot 3), value of Report Details:Table as a Selected value :Average (screenshot 2). i added screenshot. i hope i can explain. Thank you.
isakats
141 Posts
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April 25th, 2018 13:00
Hi menekse ,
This looks like it should work, i will setup a similar report in the lab to troubleshoot this further and let you know my findings.
regards,
Isaka
isakats
141 Posts
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April 26th, 2018 07:00
Hi menekse ,
I have been able to replicate the issue in the lab...however the Summary Settings of the column does return the correct value.
I will dig into it a bit more.
regards,
Isaka
menekse
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April 26th, 2018 07:00
i changed it but solution not correct again. I got results of 97.53
nerdnair
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April 26th, 2018 07:00
Have you tried modifying the time management settings on the availability column of the table?
isakats
141 Posts
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April 26th, 2018 08:00
Hi menekse ,
From my testing the discrepancy appears to happen when a table row selects multiple metrics, when i modified my filter and expansion to have a single metric per row.
You should be able to confirm this by clicking on the Availability % value for the devices and you will notice that there are multiple lines...one for each metric, like shown below.
Regards,
Isaka
menekse
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April 26th, 2018 23:00
Hi Isaka,
Yes i can see with chart but It is not professional to show such a result. I think EMC should fix this.
Thank you.