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Subject: Re: What is the zstreamdump command in OpenZFS?
To: freebsd-current@freebsd.org
References: <010001744ab9e165-697ac7b1-e44a-4103-8843-5efb6ea871e6-000000@email.amazonses.com>
 <13bfbbdf-9ca4-9e2a-c552-4c391ac8e311@FreeBSD.org>
From: Ryan Moeller <freqlabs@FreeBSD.org>
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Date: Tue, 1 Sep 2020 15:03:46 -0400
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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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