[Kernel-packages] [Bug 159356] Re: When DMA is disabled system freeze on high memory usage

I am running on a ~9 year laptop with 1866MiB ram and 3933MiB swap. Lubuntu installed. Linux ub2 4.18.0-16-generic #17-Ubuntu SMP Fri Feb 8 00:06:57 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux So my problem is for example, having two different browsers open with too many open browser tabs (4-6) on ea

[Kernel-packages] [Bug 159356] Re: When DMA is disabled system freeze on high memory usage

Further, to my comment above, if I enable swap, the program continues to run using up all the swap, and then terminates without a system freeze. The program pauses for about 1/3 second intervals as swap gets used. The higher vm.min_free_kbytes the pauses are less. I have a third memory eater and I

[Kernel-packages] [Bug 159356] Re: When DMA is disabled system freeze on high memory usage

Try increasing vm.min_free_kbytes I have two memory eater programs, one uses 1Mb steps and the other 1Kb steps. When I run the 1Mb, the oom killer cuts in. When I run the 1Kb program the oom does not. If I raise the vm.min_free_kbytes = 17-25 both programs are terminated, no system free