Public bug reported: I am using AWS c3.xlarge instance with 2xSSD (2x40GB) and system is detecting/using only one of them:
root@localhost:~# cat /proc/partitions major minor #blocks name 1 0 65536 ram0 ... 1 15 65536 ram15 202 1 8388608 xvda1 <====== ESB 202 16 41934848 xvdb <====== One of two SSD. Same command with different output on Ubuntu 14.04 LTS ubuntu@localhost:~$ cat /proc/partitions major minor #blocks name 202 0 8388608 xvda 202 1 8377897 xvda1 <==== ESB 202 16 41934848 xvdb <==== first SSD 202 32 41934848 xvdc <==== second SSD 252 0 78643200 dm-0 One SSD is missing. Kernel version: Ubuntu 4.4.0-28.47-generic 4.4.13 Ubuntu version: Description: Ubuntu 16.04.1 LTS, Release: 16.04 ** Affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1611958 Title: AWS Ubuntu 16.04 LTS doesn't detect 2xSSD on c3.xlarge Status in linux package in Ubuntu: New Bug description: I am using AWS c3.xlarge instance with 2xSSD (2x40GB) and system is detecting/using only one of them: root@localhost:~# cat /proc/partitions major minor #blocks name 1 0 65536 ram0 ... 1 15 65536 ram15 202 1 8388608 xvda1 <====== ESB 202 16 41934848 xvdb <====== One of two SSD. Same command with different output on Ubuntu 14.04 LTS ubuntu@localhost:~$ cat /proc/partitions major minor #blocks name 202 0 8388608 xvda 202 1 8377897 xvda1 <==== ESB 202 16 41934848 xvdb <==== first SSD 202 32 41934848 xvdc <==== second SSD 252 0 78643200 dm-0 One SSD is missing. Kernel version: Ubuntu 4.4.0-28.47-generic 4.4.13 Ubuntu version: Description: Ubuntu 16.04.1 LTS, Release: 16.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1611958/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp