Re: rbd create ... STRIPINGV2 and format 2 or later required

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So, should I open a bug report ?

STRIPINGV2 feature was added in Ceph v0.53, and I'm running v0.61 and using '--image-format 2' during 'rbd create'

Regards,
-Dieter


On Tue, Mar 11, 2014 at 03:13:28PM +0100, Srinivasa Rao Ragolu wrote:
>    of course. rbd userland utilities provide you create  images on RADOS as     
>    block storage.                                                               
>                                                                                 
>    On Tue, Mar 11, 2014 at 7:37 PM, Kasper Dieter                               
>    <[1]dieter.kasper@xxxxxxxxxxxxxx> wrote:                                     
>                                                                                 
>      I know, that format2 in rbd.ko is supported with kernel version 3.10 and   
>      above.                                                                     
>                                                                                 
>      But, if I want to create an rbd-image                                      
>      only the Ceph Userland services should be involved, shouldn't it ?         
>                                                                                 
>      -Dieter                                                                    
>                                                                                 
>      BTW the kernel version on the nodes hosting the OSDs processes is          
>      2.6.32-358.el6.x86_64                                                      
>              but I can also boot with a 3.10.32 kernel.                         
>                                                                                 
>      On Tue, Mar 11, 2014 at 02:57:05PM +0100, Srinivasa Rao Ragolu wrote:      
>      >    Please check the kernel version . Only kernel version 3.10 and        
>      above are                                                                  
>      >    supported to create format type 2 images.                             
>      >                                                                          
>      >    On Tue, Mar 11, 2014 at 7:16 PM, Kasper Dieter                        
>      >    <[1][2]dieter.kasper@xxxxxxxxxxxxxx> wrote:                           
>      >                                                                          
>      >      When using "rbd create ... --image-format 2" in some cases this     
>      CMD is                                                                     
>      >      rejected by                                                         
>      >      EINVAL with the message "librbd: STRIPINGV2 and format 2 or later   
>      >      required for non-default striping"                                  
>      >      But, in v0.61.9 "STRIPINGV2 and format 2" should be supported       
>      >                                                                          
>      >      [root@rx37-3 ~]# rbd create --pool SSD-r2 --size 20480 --order 16   
>      >      --image-format 2 --stripe-unit 65536 --stripe-count 4 t2            
>      >      rbd: create error: (22) Invalid argument                            
>      >      2014-03-11 14:39:03.885185 7f15bc170760 -1 librbd: STRIPINGV2 and   
>      format                                                                     
>      >      2 or later required for non-default striping                        
>      >                                                                          
>      >      [root@rx37-3 ~]# ceph -v                                            
>      >      ceph version 0.61.9 (7440dcd135750839fa0f00263f80722ff6f51e90)      
>      >                                                                          
>      >      Any hints ?                                                         
>      >                                                                          
>      >      Regards,                                                            
>      >      -Dieter                                                             
>      >      _______________________________________________                     
>      >      ceph-users mailing list                                             
>      >      [2][3]ceph-users@xxxxxxxxxxxxxx                                     
>      >      [3][4]http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com        
>      >                                                                          
>      > References                                                               
>      >                                                                          
>      >    Visible links                                                         
>      >    1. mailto:[5]dieter.kasper@xxxxxxxxxxxxxx                             
>      >    2. mailto:[6]ceph-users@xxxxxxxxxxxxxx                                
>      >    3. [7]http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com          
> 
> References
> 
>    Visible links
>    1. mailto:dieter.kasper@xxxxxxxxxxxxxx
>    2. mailto:dieter.kasper@xxxxxxxxxxxxxx
>    3. mailto:ceph-users@xxxxxxxxxxxxxx
>    4. http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>    5. mailto:dieter.kasper@xxxxxxxxxxxxxx
>    6. mailto:ceph-users@xxxxxxxxxxxxxx
>    7. http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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