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The CPU idle status is divided in two different "sub"-states: iowait and idle. If the CPU is idle, the kernel then determines if there is at least one I/O currently in progress to either a local disk or a remotely mounted disk (NFS) which had been initiated from that CPU. If there is, then the CPU is in state iowait. If there is no I/O in progress that was ...


You might know what a core is from shopping for desktops and laptops. It's the CPU, the processor, the bit that does the work. Here's a wikipedia link that might help. I plugged your site into this tool and most of the complaints were CSS and javascript that had to fully download before your site could fully render. Of course, I imagine we're viewing the ...


To me it looks like that the plugin does simply so heavy processing for every request that the requests take such a long time. You should ask the plugin provider if they can explain the slowdown in any way.


I'm afraid your experience is clearly insufficient to deal with such issues. You probably should hire someone to either supervise the server for you, or at least get it straight now (and get rid of cPanel). He might even tell you it is not a server issue, but rather WordPress thing. You should start with looking at the load itself (CPU, memory, I/O, etc., ...


I have never experienced issue such as long load times like that, however one thing I have noticed that tend to speed up my Wordpress load times is to use WP Super Cache. It caches the pages as plain HTML pages for most users, that way your server doesn't need to recompile the page every time. As others have said, it could be poor server performance on ...


I have made a chart for each NUMA node affinity. Hope someone could benefit from it.

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