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How can I test my GPU RAM integrity?

There is an OpenCL-based memory tester called MemtestCL which can do this: MemtestCL is a program to test the memory and logic of OpenCL-enabled GPUs, CPUs, and accelerators for errors. It is an ...
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Compiled kernel 4.19 will not boot: "Kernel panic not syncing : System is deadlocked on memory"

I also had this issue trying to install Debian as a Proxmox VM... However the issue was simply that I had downloaded the incorrect Debian iso. I downloaded the i386 version when I actually needed the ...
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kernel code is a dedicated process running?

In Unix-style contexts, some people think of the kernel as “process 0” (coming before process 1, init). However that’s not really accurate, notably because kernels aren’t scheduled in the same way as ...
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Trouble understanding file partitions

I'll clear up the terminology first before going into the details. /dev/sda is a hard disk attached to your VM. The naming convention is that sda is the first disk, sdb would be the second disk and so ...
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force the linux to see less memory than physically accessible

Use mem=size kernel parameter. This will force the kernel to use only that much memory. Restricting memory area for linux kernel
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Linux Cache cannot be cleared completely, it fills the entire RAM after some days

after some days of "run time" I see that Cache gets filled up, but I'm unable to clear it completely. this leads to swap usage and later to OOM. I think you're chasing the wrong problem. ...
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Do linux processes actually separate cache?

No, the kernel doesn’t manage caches for processes. Any memory allocated to a process, and used, is treated as “precious” by the kernel: it will only be removed from physical memory if its contents ...
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what is the different between Buffer Cache that displayed from free command VS the available memory

Available memory is the total amount of RAM available for applications. buff/cache is memory that Linux uses for disk caching; it is freed when applications require it, so it doesn't count as "...
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