<div dir="ltr">Hi,<div><br></div><div>I am trying to launch instance on 2 node Openstack system.</div><div>Controller and compute both nodes are on Ubuntu Server 14.04 / intel i5 processor</div><div>while booting instance through command prompt as well as from dashboard, I am getting following error in nova-compute.log</div><div><br></div><div><b>qemuMonitorOpenUnix : 306 : failed to connect to monitor socket ; no such a process</b></div><div><b>qemuprocesswaitformonitor : 1915 : internal error : process exited while connecting throu</b></div><div><b>Could not open backing file. Could not read image for determining its format : Invalid Argument</b></div><div><b><br></b></div><div>While launching instance I can even see following error in syslog file</div><div>nbd8: unknown partition table</div><div>EXT4-fs (nbd8): VFS: Can't find ext4 filesystem</div><div>EXT4-fs (nbd8): VFS: Can't find ext4 filesystem</div><div>EXT4-fs (nbd8): VFS: Can't find ext4 filesystem</div><div>FAT-fs (nbd8): invalid media value (0x74)</div><div>FAT-fs (nbd8): cant find a valid FAT filesystem</div><div>block nbd8: NBD_DISCONNECT</div><div><br></div><div>the partition table with<b> fdisk -l </b>is as below</div><div>Device Boot Start End Blocks Id System</div><div>/dev/sda1 1 976773167 488386583+ ee GPT</div><div><br></div><div>The output of <b>lsblk </b>is as below</div><div><br></div><div>NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT </div><div>sda 8:0 0 465.8G 0 disk </div><div>|-sda1 8:1 0 512M 0 part /boot/efi</div><div>|-sda2 8:2 0 457.4G 0 part /<br></div><div>|-sda3 8:3 0 7.9G 0 part [SWAP] </div><div>|</div><div><br></div><div>with <b>sudo parted</b> <b>/dev/sda </b>the output is as below</div><div><br></div><div>GNU Parted 2.3</div><div>Using /dev/sda</div><div>Welcome to GNU Parted! Type 'help'to view list of commands</div><div>(parted) p</div><div>Model: ATA HGST HTS725050A7 (scsi)</div><div>Disk /dev/sda: 500GB</div><div>Sector size (logical/physical): 512B/4096B</div><div>Partition Table: GPT</div><div><br></div><div>Number Start End Size File System Name Flags</div><div> 1 1049kB 538MB 537MB FAT32 boot</div><div> 2 538MB 492GB 491GB ext4</div><div> 3 492GB 500GB 8491MB linux-swap(v1)</div><div><br></div><div>(parted) </div><div><br></div><div>Please help to resolve the problem. Is it due to GPT partitioning and How can I make it understand underlying ext4 partition ? Let me know if need to give any more details.</div><div>Thanks in advance</div><div>-- <br><div class="gmail_signature"><div>
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<div><span style="font-family:garamond,serif;background-color:rgb(255,255,255)"><b><font color="#000000">-Regards<br></font></b></span></div><span style="font-family:garamond,serif;background-color:rgb(255,255,255)"><b><font color="#000000">Prof. Prashant Bharat Sawant<br></font></b></span></div>
<div><span style="font-family:garamond,serif;background-color:rgb(255,255,255)"><b><font color="#000000">Asst. Professor,<br></font></b></span></div></div><span style="font-family:garamond,serif;background-color:rgb(255,255,255)"><b><font color="#000000">K J Somaiya Institute of Engineering & IT,<br></font></b></span></div><span style="font-family:garamond,serif;background-color:rgb(255,255,255)"><b><font color="#000000">Somaiya Ayurvihar Complex, Sion(e), Mumbai<br></font></b></span></div><span style="font-size:12px"><span style="font-family:garamond,serif;background-color:rgb(255,255,255)"><b><font color="#000000">Mob. : 9096286742</font></b></span></span></div></div></div>
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