It looks like a similar issue that I am experiencing, but i need to double 
check the sequence. 


I've tested it a few months back, but from what I recall i've managed to go 
through vm > snapshot > template > deploy without any issues. However, what I 
was experiencing is occasional problems with snapshots, which tend to cause 
problems for some image types and not others. 


For instance, I had a volume which always caused an error during snapshot and 
in addition to that it caused agent to disconnect from the master leaving the 
status with Alert. It happened every time i've tried to snapshot it. I've 
created another volume and migrated data across and didn't have any issues. The 
db entries for both images were identical (in terms of important fields - not 
creation/modification dates, etc). 


I will need to find time to do more testing and report back. 


Thanks 


Andrei 


----- Original Message -----

From: "Suresh Sadhu" <suresh.sa...@citrix.com> 
To: dev@cloudstack.apache.org 
Sent: Tuesday, 25 March, 2014 5:44:21 AM 
Subject: RE: ACS + RBD = mixed RAW/QCOW2 formats 

HI, 


Check this below 2 issues and it will give better idea ..why you are seeing 
this 2 disk formats and also still issues related RBD base primary 
storage(ceph) are in open state. 

https://issues.apache.org/jira/browse/CLOUDSTACK-4549 

https://issues.apache.org/jira/browse/CLOUDSTACK-4114 


May I know which version of cloudstack you are using. 

regards 
sadhu 

-----Original Message----- 
From: Andrei Mikhailovsky [mailto:and...@arhont.com] 
Sent: 25 March 2014 05:51 
To: dev@cloudstack.apache.org 
Subject: ACS + RBD = mixed RAW/QCOW2 formats 

Hello guys, 


Was wondering if anyone noticed that when you create images/vms you sometimes 
get the wrong format shown in the database. I've noticed, but couldn't find the 
correlation yet, that sometimes I get the QCOW2 disk image format and sometimes 
the RAW format when ACS stores images on the RBD primary storage. 


Not sure if this relates to how images are created (from 
snapshots/templates/image_wizzard). As a result, i tend to have an issue with 
volume snapshot creation when incorrect format is specified. 


Thanks 


Andrei 

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