Author Archives: Vyacheslav

Monitoring Combined Network Interface Channels in Zabbix

I decided to add to Zabbix a check of the number of Combined channels of network interfaces, since when loading the server there could be different situations when my scripts changing their number were not always executed or were executed, but the value was reset during the system startup.

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Distribution of network card interrupts across processor cores

I will give an example of the distribution of interrupt network interfaces on the processor cores.
For example, I’ll take a server with accel-ppp, 6Gb/s traffic, 500K + pps, nat with ipoe and 6000 dchp clients.
Also, be sure to disable hyper-threading in the BIOS, since load balancing on virtual cores can greatly increase the load on some physical cores.

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Error solution with REST API “The response is not a valid JSON response” WordPress+Nginx

Once I installed WordPress on an Ubuntu Server operating system with a Nginx web server and when I tried to add a new article I saw an error:

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