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server-disk.md

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Disk and Storage

You need to grasp the below storage solution of AlibabaCloud:

Create Cloud disks

  1. Login to Console to list all disk by 【Elastic Compute Service】>【Storage & Snapshot】>【Disk】

  2. Click the 【Create Disk】 button Create Disk

  3. Set the Storage and Disk Name Set the disk

  4. Attach your disk to target ECS Mout Disk

  5. Then create partitions and file systems after the disk is attached to the instance

Detach Cloud disks

  1. Login to Console to list all disk by 【Elastic Compute Service】>【Storage & Snapshot】>【Disk】

  2. Click the 【More】>【Detach】 Detach Disk

  3. Go to the next steps

Resize Disks

You can resize your System Disk and Data Disk online by console

Resize most of time mean increase disk storage

  1. Login to Console to list all disk by 【Elastic Compute Service】>【Storage & Snapshot】>【Disk】

  2. Click the 【More】>【Resize Disk】 Resize Disk

  3. Check option【Online Resizing】

  4. Waiting for the result

Mount Disks

If you run df -m to list all file system and found that there not increase disk storage, how to resolve it?

  1. Connect ECS and install growpart for it

    yum install -y cloud-utils-growpart
growpart /dev/vda 1

  2. Add the new added disk to the first partition

    # Attach to the first partition of first disk (System Disk)
growpart /dev/vda 1

# Attach to the first partition of second disk (Data Disk)
growpart /dev/vdb 1

  3. Run the file system command

    # ext
resize2fs /dev/vda1 

# xfs
xfs_growfs /dev/vda1