zfs send/recv: STILL invalid Backup Stream

Larry Rosenman ler at lerctr.org
Thu Jul 24 18:46:26 UTC 2014


On 2014-07-24 13:45, Allan Jude wrote:
> On 2014-07-24 14:25, Larry Rosenman wrote:
>> On 2014-07-24 12:43, Larry Rosenman wrote:
>>> On 2014-07-24 12:38, Allan Jude wrote:
>>>> On 2014-07-24 13:33, Larry Rosenman wrote:
>>>>> TRYING to use zfs send/recv between a 10-STABLE and an 11-CURRENT
>>>>> system, and receive the non-descript
>>>>> "invalid backup stream".
>>>>> 
>>>>> borg.lerctr.org /home/ler $ sudo bin/backup-TBH-ZFS-initial.sh
>>>>> Password:
>>>>> receiving full stream of zroot at 2014-07-24 into
>>>>> zroot/backups/TBH at 2014-07-24
>>>>> received 41.7KB stream in 300 seconds (142B/sec)
>>>>> receiving full stream of zroot/usr at 2014-07-24 into
>>>>> zroot/backups/TBH/usr at 2014-07-24
>>>>> received 41.7KB stream in 1 seconds (41.7KB/sec)
>>>>> receiving full stream of zroot/usr/local at 2014-07-24 into
>>>>> zroot/backups/TBH/usr/local at 2014-07-24
>>>>> received 2.81GB stream in 1116 seconds (2.58MB/sec)
>>>>> receiving full stream of zroot/usr/src at 2014-07-24 into
>>>>> zroot/backups/TBH/usr/src at 2014-07-24
>>>>> cannot receive new filesystem stream: invalid backup stream
>>>>> borg.lerctr.org /home/ler $ cat bin/backup-TBH-ZFS-initial.sh
>>>>> #!/bin/sh
>>>>> DATE=`date "+%Y-%m-%d"`
>>>>> #DATE2=2013-03-24
>>>>> #DATE2=`date -v "-1d" "+%Y-%m-%d"`
>>>>> # snap the source
>>>>> ssh root at tbh.lerctr.org zfs snapshot -r zroot@${DATE}
>>>>> # zfs copy the source to here.
>>>>> ssh root at tbh.lerctr.org "zfs send  -R -D  zroot@${DATE} | \
>>>>>      ssh home.lerctr.org \"zfs recv -F -u -v -d 
>>>>> zroot/backups/TBH\""
>>>>> # make sure we NEVER allow the backup stuff to automount.
>>>>> /sbin/zfs list -H -t filesystem -r zroot/backups/TBH| \
>>>>>     awk '{printf "/sbin/zfs set canmount=noauto %s\n",$1}' | sh
>>>>> borg.lerctr.org /home/ler $
>>>>> 
>>>>> This has been happening for YEARS and I can't seem to interest
>>>>> anyone in
>>>>> fixing it.
>>>>> 
>>>>> How can we get to the bottom of this?
>>>>> 
>>>>> borg.lerctr.org /home/ler $ uname -a
>>>>> FreeBSD borg.lerctr.org 11.0-CURRENT FreeBSD 11.0-CURRENT #56 
>>>>> r268982M:
>>>>> Tue Jul 22 10:14:59 CDT 2014
>>>>> root at borg.lerctr.org:/usr/obj/usr/src/sys/VT-LER  amd64
>>>>> borg.lerctr.org /home/ler $ ssh tbh uname -a
>>>>> FreeBSD thebighonker.lerctr.org 10.0-STABLE FreeBSD 10.0-STABLE #39
>>>>> r269019M: Wed Jul 23 11:44:35 CDT 2014
>>>>> root at thebighonker.lerctr.org:/usr/obj/usr/src/sys/GENERIC  amd64
>>>>> borg.lerctr.org /home/ler $
>>>>> 
>>>> 
>>>> Try adding -v to the 'zfs send' and see if it gives you more detail.
>>>> 
>>>> Can you also try this script for the replication:
>>>> 
>>>> http://github.com/allanjude/zxfer
>>> I've done that in the past and nothing, but I will try again.
>>> 
>>> I will also look at zxfer.... :)
>> 
>> 
>> with the -v, no more info, just what looks like normal messages....
>> 
>> 13:23:55   3.68G   zroot/usr/src at 2014-07-24
>> 13:23:56   3.68G   zroot/usr/src at 2014-07-24
>> 13:23:57   3.68G   zroot/usr/src at 2014-07-24
>> 13:23:58   3.68G   zroot/usr/src at 2014-07-24
>> 13:23:59   3.68G   zroot/usr/src at 2014-07-24
>> 13:24:00   3.69G   zroot/usr/src at 2014-07-24
>> 13:24:01   3.69G   zroot/usr/src at 2014-07-24
>> 13:24:02   3.69G   zroot/usr/src at 2014-07-24
>> 13:24:03   3.69G   zroot/usr/src at 2014-07-24
>> 13:24:04   3.69G   zroot/usr/src at 2014-07-24
>> 13:24:05   3.70G   zroot/usr/src at 2014-07-24
>> 13:24:06   3.70G   zroot/usr/src at 2014-07-24
>> 13:24:07   3.70G   zroot/usr/src at 2014-07-24
>> 13:24:08   3.70G   zroot/usr/src at 2014-07-24
>> 13:24:09   3.70G   zroot/usr/src at 2014-07-24
>> 13:24:10   3.71G   zroot/usr/src at 2014-07-24
>> 13:24:11   3.71G   zroot/usr/src at 2014-07-24
>> cannot receive new filesystem stream: invalid backup stream
>> borg.lerctr.org /home/ler/bin $
> 
> I notice you are doing a deduplicated stream. Does it work without
> deduplication (zfs send -D)?
I will try that after this zxfer test I'm running finishes, but IIRC it 
doesn't matter..
-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 214-642-9640 (c)     E-Mail: ler at lerctr.org
US Mail: 108 Turvey Cove, Hutto, TX 78634-5688


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