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en:services:server_services:gwdg_cloud_server:volumes_manual [2021/05/18 09:44]
ssadegh [Create a new volume]
en:services:server_services:gwdg_cloud_server:volumes_manual [2021/05/20 08:59]
ssadegh [Manage an existing volume]
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-===== Attach/Detach a volume to/from an instance ===== +===== Manage an existing volume ===== 
-....+<WRAP Group> <WRAP column half> There are several actions which can be applied on a volumeYou can see the list of them by clicking the small arrow on the very right of each volume rowThe most useful ones are described as follow.
-===== Delete a volume =====+The volume which is not attached and has no related snapshot can be deleted by **Delete Volume** . 
 +The size of the volume which is not attached can be increased by **Extend Volume** . 
 +The volume which is not attached can be transferred to another project by **Create Transfer** . The necessary quota in destination project should be met. The provided "Transfer ID" and "Authorization Key" should be given to receiver, to be used for accepting the transfer. 
 +</WRAP><WRAP column half> {{ :en:services:server_services:gwdg_cloud_server:new:volume_manage_list.png?direct&200 |}} </WRAP></WRAP> 
 +<WRAP Group> <WRAP column half> To attach or detach a Volume to or from an instance, the **Manage Attachments** option should be used.  
 +To attach a volume to a running instance, the following steps should be fulfilled: 
 +  * Select "Manage Attachment" of a volume with "Available" status. 
 +  * On displayed form, select the intended instance from the "Attach to Instance" list. 
 +  * You can optionally change the device name. 
 +  * Click "Attach Volume"
 +  * Connect to your instance and run "//fdisk -l//" to verify if the volume is attached. 
 +  * If the volume is new (has not been attached to another instance before) you will see a message in the output of previous command indicating that the disk doesn't contain a valid partition table. 
 +  * To format your device, execute:  "//fdisk /dev/vdc//"  (/dev/vdc should be replaced by your device name if it is different) 
 +</WRAP><WRAP column half> {{ :en:services:server_services:gwdg_cloud_server:new:volume_attach.png?direct&400 |}} </WRAP></WRAP>