Last active
December 31, 2018 14:37
-
-
Save dlangille/6b7b8910fc7268f175da6416bb00bce2 to your computer and use it in GitHub Desktop.
Let's test this zfs send recv
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[dan@slocum:~] $ sudo touch /tank_fast/zrootd | |
[dan@slocum:~] $ sudo dd if=/dev/zero of=/tank_fast/zrootd bs=1k count=1 seek=70M | |
1+0 records in | |
1+0 records out | |
1024 bytes transferred in 0.000138 secs (7420666 bytes/sec) | |
# wow, no time at all | |
[dan@slocum:~] $ ls -l /tank_fast/ | |
total 2 | |
drwxr-xr-x 2 root wheel 2 Sep 18 21:00 dev-ingress01 | |
drwxr-xr-x 4 root wheel 4 Nov 20 2017 top-level | |
-rw-r--r-- 1 root wheel 75161928704 Dec 30 16:10 zrootd | |
[dan@slocum:~] $ ls -lh /tank_fast/ | |
total 2 | |
drwxr-xr-x 2 root wheel 2B Sep 18 21:00 dev-ingress01 | |
drwxr-xr-x 4 root wheel 4B Nov 20 2017 top-level | |
-rw-r--r-- 1 root wheel 70G Dec 30 16:10 zrootd | |
# let's create | |
[dan@slocum:~] $ sudo zpool create zrootd /tank_fast/zrootdast/zrootd | |
[dan@slocum:~] $ zpool list | |
NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT | |
dev-ingress01 9.94G 1.90G 8.04G - - 56% 19% 1.00x ONLINE - | |
jester 9.94G 1.01G 8.93G - - 32% 10% 1.00x ONLINE - | |
system 27.2T 6.05T 21.2T - - 35% 22% 1.00x ONLINE - | |
tank_fast 398G 23.0G 375G - - 46% 5% 1.00x ONLINE - | |
zrootd 69.5G 94.5K 69.5G - - 0% 0% 1.00x ONLINE - | |
# Umm, it's there, right there |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[dan@slocum:~] $ sudo zfs snapshot -r system/bootenv@Before.zrootd |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[root@slocum:~] # zfs send -R system/bootenv@Before.zrootd | zfs recv -u zrootd/bootenv |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[dan@slocum:~] $ zfs get -t filesystem -r mounted zrootd/bootenv | |
NAME PROPERTY VALUE SOURCE | |
zrootd/bootenv mounted no - | |
zrootd/bootenv/11.1-RELEASE mounted no - | |
zrootd/bootenv/11.1-RELEASE/tmp mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr/local mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr/obj mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr/src mounted no - | |
zrootd/bootenv/11.1-RELEASE/var mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/audit mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/empty mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/log mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/tmp mounted no - | |
zrootd/bootenv/11.2-RELEASE mounted no - | |
zrootd/bootenv/11.2-RELEASE/tmp mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr/local mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr/obj mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr/src mounted no - | |
zrootd/bootenv/11.2-RELEASE/var mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/audit mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/empty mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/log mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/tmp mounted no - | |
zrootd/bootenv/default mounted no - | |
zrootd/bootenv/default/tmp mounted no - | |
zrootd/bootenv/default/usr mounted no - | |
zrootd/bootenv/default/usr/local mounted no - | |
zrootd/bootenv/default/usr/obj mounted no - | |
zrootd/bootenv/default/usr/src mounted no - | |
zrootd/bootenv/default/var mounted no - | |
zrootd/bootenv/default/var/audit mounted no - | |
zrootd/bootenv/default/var/empty mounted no - | |
zrootd/bootenv/default/var/log mounted no - | |
zrootd/bootenv/default/var/tmp mounted no - |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[dan@slocum:~] $ zfs get -t filesystem -r mounted zrootd/bootenv | |
NAME PROPERTY VALUE SOURCE | |
zrootd/bootenv mounted no - | |
zrootd/bootenv/11.1-RELEASE mounted no - | |
zrootd/bootenv/11.1-RELEASE/tmp mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr/local mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr/obj mounted no - | |
zrootd/bootenv/11.1-RELEASE/usr/src mounted no - | |
zrootd/bootenv/11.1-RELEASE/var mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/audit mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/empty mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/log mounted no - | |
zrootd/bootenv/11.1-RELEASE/var/tmp mounted no - | |
zrootd/bootenv/11.2-RELEASE mounted no - | |
zrootd/bootenv/11.2-RELEASE/tmp mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr/local mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr/obj mounted no - | |
zrootd/bootenv/11.2-RELEASE/usr/src mounted no - | |
zrootd/bootenv/11.2-RELEASE/var mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/audit mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/empty mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/log mounted no - | |
zrootd/bootenv/11.2-RELEASE/var/tmp mounted no - | |
zrootd/bootenv/default mounted no - | |
zrootd/bootenv/default/tmp mounted no - | |
zrootd/bootenv/default/usr mounted no - | |
zrootd/bootenv/default/usr/local mounted no - | |
zrootd/bootenv/default/usr/obj mounted no - | |
zrootd/bootenv/default/usr/src mounted no - | |
zrootd/bootenv/default/var mounted no - | |
zrootd/bootenv/default/var/audit mounted no - | |
zrootd/bootenv/default/var/empty mounted no - | |
zrootd/bootenv/default/var/log mounted no - | |
zrootd/bootenv/default/var/tmp mounted no - |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[dan@slocum:~] $ zfs get -t filesystem -r mountpoint zrootd/bootenv | |
NAME PROPERTY VALUE SOURCE | |
zrootd/bootenv mountpoint legacy received | |
zrootd/bootenv/11.1-RELEASE mountpoint / received | |
zrootd/bootenv/11.1-RELEASE/tmp mountpoint /tmp inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr mountpoint /usr inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr/local mountpoint /usr/local inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr/obj mountpoint /usr/obj inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr/src mountpoint /usr/src inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var mountpoint /var inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/audit mountpoint /var/audit inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/empty mountpoint /var/empty inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/log mountpoint /var/log inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/tmp mountpoint /var/tmp inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.2-RELEASE mountpoint / received | |
zrootd/bootenv/11.2-RELEASE/tmp mountpoint /tmp inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr mountpoint /usr inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr/local mountpoint /usr/local inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr/obj mountpoint /usr/obj inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr/src mountpoint /usr/src inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var mountpoint /var inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/audit mountpoint /var/audit inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/empty mountpoint /var/empty inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/log mountpoint /var/log inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/tmp mountpoint /var/tmp inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/default mountpoint / received | |
zrootd/bootenv/default/tmp mountpoint /tmp inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr mountpoint /usr inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr/local mountpoint /usr/local inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr/obj mountpoint /usr/obj inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr/src mountpoint /usr/src inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var mountpoint /var inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/audit mountpoint /var/audit inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/empty mountpoint /var/empty inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/log mountpoint /var/log inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/tmp mountpoint /var/tmp inherited from zrootd/bootenv/default |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This disables the mounting on that one zpool, in this case the experimental zpool. | |
If I was doing this for real, I would have done this on system/bootenv/default | |
[dan@slocum:~] $ sudo zfs set mountpoint=none zrootd/bootenv/default | |
[dan@slocum:~] $ zfs get -t filesystem -r mountpoint zrootd/bootenv | |
NAME PROPERTY VALUE SOURCE | |
zrootd/bootenv mountpoint legacy received | |
zrootd/bootenv/11.1-RELEASE mountpoint / received | |
zrootd/bootenv/11.1-RELEASE/tmp mountpoint /tmp inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr mountpoint /usr inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr/local mountpoint /usr/local inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr/obj mountpoint /usr/obj inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/usr/src mountpoint /usr/src inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var mountpoint /var inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/audit mountpoint /var/audit inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/empty mountpoint /var/empty inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/log mountpoint /var/log inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.1-RELEASE/var/tmp mountpoint /var/tmp inherited from zrootd/bootenv/11.1-RELEASE | |
zrootd/bootenv/11.2-RELEASE mountpoint / received | |
zrootd/bootenv/11.2-RELEASE/tmp mountpoint /tmp inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr mountpoint /usr inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr/local mountpoint /usr/local inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr/obj mountpoint /usr/obj inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/usr/src mountpoint /usr/src inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var mountpoint /var inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/audit mountpoint /var/audit inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/empty mountpoint /var/empty inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/log mountpoint /var/log inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/11.2-RELEASE/var/tmp mountpoint /var/tmp inherited from zrootd/bootenv/11.2-RELEASE | |
zrootd/bootenv/default mountpoint none local | |
zrootd/bootenv/default/tmp mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr/local mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr/obj mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/usr/src mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/audit mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/empty mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/log mountpoint none inherited from zrootd/bootenv/default | |
zrootd/bootenv/default/var/tmp mountpoint none inherited from zrootd/bootenv/default | |
[dan@slocum:~] $ |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
For added safety, let's set canmount = off | |
[dan@slocum:~] $ sudo zfs set canmount=off zrootd/bootenv/default | |
[dan@slocum:~] $ zfs get -t filesystem -r canmount zrootd/bootenv | |
NAME PROPERTY VALUE SOURCE | |
zrootd/bootenv canmount on default | |
zrootd/bootenv/11.1-RELEASE canmount off received | |
zrootd/bootenv/11.1-RELEASE/tmp canmount off received | |
zrootd/bootenv/11.1-RELEASE/usr canmount off received | |
zrootd/bootenv/11.1-RELEASE/usr/local canmount off received | |
zrootd/bootenv/11.1-RELEASE/usr/obj canmount off received | |
zrootd/bootenv/11.1-RELEASE/usr/src canmount off received | |
zrootd/bootenv/11.1-RELEASE/var canmount off received | |
zrootd/bootenv/11.1-RELEASE/var/audit canmount off received | |
zrootd/bootenv/11.1-RELEASE/var/empty canmount off received | |
zrootd/bootenv/11.1-RELEASE/var/log canmount off received | |
zrootd/bootenv/11.1-RELEASE/var/tmp canmount off received | |
zrootd/bootenv/11.2-RELEASE canmount off received | |
zrootd/bootenv/11.2-RELEASE/tmp canmount off received | |
zrootd/bootenv/11.2-RELEASE/usr canmount off received | |
zrootd/bootenv/11.2-RELEASE/usr/local canmount off received | |
zrootd/bootenv/11.2-RELEASE/usr/obj canmount off received | |
zrootd/bootenv/11.2-RELEASE/usr/src canmount off received | |
zrootd/bootenv/11.2-RELEASE/var canmount off received | |
zrootd/bootenv/11.2-RELEASE/var/audit canmount off received | |
zrootd/bootenv/11.2-RELEASE/var/empty canmount off received | |
zrootd/bootenv/11.2-RELEASE/var/log canmount off received | |
zrootd/bootenv/11.2-RELEASE/var/tmp canmount off received | |
zrootd/bootenv/default canmount off local | |
zrootd/bootenv/default/tmp canmount on received | |
zrootd/bootenv/default/usr canmount on received | |
zrootd/bootenv/default/usr/local canmount on received | |
zrootd/bootenv/default/usr/obj canmount on received | |
zrootd/bootenv/default/usr/src canmount off received | |
zrootd/bootenv/default/var canmount on received | |
zrootd/bootenv/default/var/audit canmount on received | |
zrootd/bootenv/default/var/empty canmount on received | |
zrootd/bootenv/default/var/log canmount on received | |
zrootd/bootenv/default/var/tmp canmount on received | |
[dan@slocum:~] $ |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment