checksum

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    How do I verify a FreeBSD installation ISO image burned (or written) to a USB stick?

    How do I verify a FreeBSD installation ISO image (ie. FreeBSD-13.0-RELEASE-amd64-dvd1.iso) burned --- or written :-) - to a USB stick? The USB stick is created by the following command: dd if=FreeBSD-13.0-RELEASE-amd64-dvd1.iso of=/dev/da0 bs=1m conv=sync I've tried by issuing the following...
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    Check installed packages for checksum mismatches ("pkg check")

    The command "pkg check -s -a" verify the checksums against installed packages. I've tried both an Internet-connected VM and another Internet-disconnected VM and the command passes and completes without errors. 1. How does it verify the the packages? (Is it similar to "shasum -a 256 ..." and...
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    FreeBSD 12.1 Release Signed Checksum Signatures Good Signature but key expired.

    Hi All, When I verify the FreeBSD 12.1 Release signed checksum signature using gpg it say good signature but the key has expired. I tried it with - https://www.freebsd.org/releases/12.1R/CHECKSUM.SHA256-FreeBSD-12.1-RELEASE-amd64.asc...
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    Solved Changing ZFS checksum on boot device: bad idea

    Hello, I read several times that changing ZFS checksum to sha512 could improve performances. So, on a FreeBSD 11 computer installed with a ZFS boot device, I did "zfs set checksum=sha512 zroot" and everything seemed fine. Until I rebooted. When I rebooted, I had errors like: ZFS: i/o error -...
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