Exporter filtering question on matching metrics with chart_context #18817
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BolverBlitz
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@BolverBlitz I am facing the same issue. In my case, I have setup a central netdata server and other child hosts are sending data to it. The problem is that, on the dashboard I am not able to get the latest data and metric values for most of the hosts. I guess it may be because the central server is getting the data at high rate from all the server, I thought restrict the streaming of metrics may help me in this case. Let me know if you find the solution to your problem. |
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Problem:
So i only want some charts, i´ve checked netdata frontend (The thing running port 19999) and wrote down all data i need, however the " send charts matching" seems to match the "chart_id" field and this should be unique.
So so for disks this is fine, disk.sd* would match all my sda - sdag drives. But for other like S.M.A.R.T values this gets complicated the ID is like "smartctl.device_sdx_type_sat_smart_attr_command_timeout_normalized" so when i do "smartctl.device_sd*" i would get a lot of metrics i dont want. Kinda the same issue comes with "net.packets" there is also the interface name + port in the name.
Now i read that this may support regex, while this would work i would still have to extra check all of my diffrent host systems if i didn´t forget some exotic network card.
Question: Can i filter on the "chart_context" value, or is there another solution to my problem i´ve not seen yet?

Idearly i would like to filter like the web version on this value:
For now i´ll filter this on my server side, but i would like to not send data over the network when i throw out 90%
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