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  1. Crivens

    Virus/malware attacked Windows 10 pro, and possibly FreeBSD as well

    There are rootkits that target different OS and which can survive a reinstall. Those are usually found in TLAs and they are not used on Joe Sixpack, normally. But who knows?
  2. Crivens

    Adjusting the ARC for ZFS on a laptop with 8GB of RAM

    Oh it does. The virtual file system object cache can be seen as "inactive" memory, that is memory that is known to contain data from files. This can be re-activated the fastest. The ARC cache of ZFS came a bit later, and it keeps the data compressed in memory. It also has more advanced...
  3. Crivens

    Adjusting the ARC for ZFS on a laptop with 8GB of RAM

    Does the use of memory for caching create any problems for you? OOM killings? Otherwise, the size of ARC can be ignored as it is being freed when needed. I simply doubt that there is a problem at all.
  4. Crivens

    Available memory is shrink

    ... because it does not work just fine always. You may check the page of the manufacturer and see if there is a newer version and maybe what the errata says. Maybe it is a manurefacturer, these are known to exist.
  5. Crivens

    Available memory is shrink

    Do you have the bios up to date? It almost looks like the memory split is not correct and the system tries to run in the 2GB you assigned to the graphics. Could you change that value and see if it does anything?
  6. Crivens

    Available memory is shrink

    Do you have some on-chip GPU that shares memory with the CPU? You may change the frame buffer size in bios and see if that changes something.
  7. Crivens

    Available memory is shrink

    Compiling node and running Chrome at the same time. I have an idea where that memory went...
  8. Crivens

    Modifying kernel to give each process an identifier/hash (proc address to kernel address translation)

    You may consider using the vnode number that is backing the text segment. That is always the same for the same binary, and it does not require you to hash anything.
  9. Crivens

    Backdoor in upstream xz/liblzma leading to SSH server compromise

    That looks like the compressed binary logs, and the lib is in this case the "everything and the kitchen sink" place. The lib is used in all the components, and needs to support all components. That is an architectural problem, and not many would see or acknowledge this. Did I mention that pid1...
  10. Crivens

    Cannot resume from suspend state

    Please check if you have the TPM driver loaded, and remove it if so. That thing does all sorts of problems for some of us w.r.t. suspend/resume.
  11. Crivens

    Sudden shutdown

    For what it's worth, my x230 does this also while running other OSes. This can be a hardware thing.
  12. Crivens

    RISC-V Single Board Computers (SBC's)

    Oh, and I like the idea of a standard boot process (U-Boot/EFI) and not this devtree madnesses which every arm does differently.
  13. Crivens

    RISC-V Single Board Computers (SBC's)

    Yeah, but 64 cores versus 4 can do with a lot with slower cores. Time will tell.
  14. Crivens

    RISC-V Single Board Computers (SBC's)

    I'm interested too. Currently I am fighting to keep my wallet shut against the attack of ... Nice.
  15. Crivens

    Sudden shutdown

    Then do a "sysctl -a | grep temp", that should return a bit of info
  16. Crivens

    Sudden shutdown

    Is it a Thinkpad? Some of them are prone to do this when the wlan card develops electrical problems. Remove it, carefully clean the contacts (You do have ESD gear, yes?) and refit. That helped my x230, but I need to do it again soon.
  17. Crivens

    Backdoor in upstream xz/liblzma leading to SSH server compromise

    Same as with warnings cast away. I used to tell my students "No you did not fix the problem. You made it hide better."
  18. Crivens

    Memory usage on FreeBSD

    BTW, we are talking about paging most of the time. Swapping is when your whole process gets thrown out. Paging is when only parts of your memory gets written to swap and reclaimed for other things.
  19. Crivens

    Backdoor in upstream xz/liblzma leading to SSH server compromise

    That it was a special file for a special OS for a special CPU is not so important. Since the linker relevant sections of the ELF format are touring complete (I may search the stream when I have the time), there is no need to load that. You may trick the linker into assembling the stubs itself...
  20. Crivens

    bhyve How to connect vmmanager to bhive ?

    ! This is really easy, you behave like a 13 year old. What happened to writing In complete sentences? See, you want us, or more precisely someone here, to spend time to answer your questions. And you do this while acting like some 13 year old picking his nose. What do you expect to happen? This...
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