What is the zstreamdump command in OpenZFS?
Ryan Moeller
freqlabs at FreeBSD.org
Tue Sep 1 19:03:47 UTC 2020
On 9/1/20 2:13 PM, Ryan Moeller wrote:
>
> On 9/1/20 1:32 PM, Thomas Laus wrote:
>> Group:
>>
>> Whenever I perform a major upgrade to any of my ZFS pools, I make a
>> habit of sending the most recent snapshot to a file and then to a DLT
>> tape or DVD. I run the zstreamdump utility on the file and record the
>> checksum. I also run zstreamdump on the archive media and compare
>> checksums. With the recent ZFS upgrade in CURRENT, I could not locate
>> this utility. With a major upgrade such as this, I was really concerned
>> about not being able to boot and loosing everything on a production
>> system. Fortunately this upgrade went smoothly and I did not have to
>> restore from alternate media. The next time, I may not be lucky.
>>
>> Tom
>>
> zstreamdump is supposed to be a script wrapper around a new, more
> general, command: zstream
>
>
>
> #!/bin/sh
>
> zstream dump "$@"
>
>
>
> It doesn't appear to be installing itself properly, though. I'll have
> to look into that.
https://svnweb.freebsd.org/changeset/base/365057
>
> -Ryan
>
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