Hello,

I was able to somehow re-do my Linux backup and restore data on
Free/PC-BSD-10.0 and thanks to Heiko's encouragement I've stayed with
Amanda as my backup solution. :-)

Now, I've problem that estimation for my OS -- < 600GB alltogether,
split in 11 DLEs entries takes enormous long time in comparison with the
time it took on Linux/ext4.

Here is my df -h output:

[gour@atmarama] /var/db/amanda# df -h
Filesystem                                            Size    Used   Avail 
Capacity  Mounted on
tank/ROOT/default                                     356G    6.6G    349G     
2%    /
devfs                                                 1.0K    1.0K      0B   
100%    /dev
procfs                                                4.0K    4.0K      0B   
100%    /proc
linprocfs                                             4.0K    4.0K      0B   
100%    /compat/linux/proc
tank/tmp                                              349G    1.3M    349G     
0%    /tmp
tank/usr/home                                         356G    6.9G    349G     
2%    /usr/home
tank/usr/home/gour                                    896G    547G    349G    
61%    /usr/home/gour
tank/usr/jails                                        349G     32K    349G     
0%    /usr/jails
tank/usr/obj                                          349G     31K    349G     
0%    /usr/obj
tank/usr/pbi                                          351G    2.1G    349G     
1%    /usr/pbi
tank/usr/pbi/.pbi-world-amd64                         350G    537M    349G     
0%    /usr/pbi/.pbi-world-amd64
tank/usr/ports                                        349G    270M    349G     
0%    /usr/ports
tank/usr/ports/distfiles                              349G     36M    349G     
0%    /usr/ports/distfiles
tank/usr/src                                          350G    1.2G    349G     
0%    /usr/src
tank/var/audit                                        349G     33K    349G     
0%    /var/audit
tank/var/log                                          349G    493K    349G     
0%    /var/log
tank/var/tmp                                          349G     32K    349G     
0%    /var/tmp
tank/usr/jails/.warden-template-10.0-RELEASE-amd64    349G    178M    349G     
0%    /usr/jails/.warden-template-10.0-RELEASE-amd64


So, few questions:

a) what is the reason that estimate on FreeBS/ZFS is so slow in
comparison with the Linux/ext4 (I had raid1/lvm2 setup)?

b) as a workaround I put:

estimate calcsize


in my dumptype and wonder if there is some serious trade-off in it?

c) amanda-hackers mailing list is subscribed to gmane similar to this
list, but the former allows direct posting via gmane, while this one
does not not? 

Can someone do something to allow posting via Gmane for amanda-users
or do you allow that I contact Gmane maintainers and try to edit the
current setting?


Sincerely,
Gour

-- 
It is far better to discharge one's prescribed duties, even though 
faultily, than another's duties perfectly. Destruction in the course 
of performing one's own duty is better than engaging in another's
duties, for to follow another's path is dangerous.

http://www.atmarama.net | Hlapicina (Croatia) | GPG: 52B5C810

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