Re: Review Request 18412: Gluster should store disk images in qcow2 format
On Feb. 25, 2014, 10:21 a.m., Wido den Hollander wrote: Ship It! This is present in 4.4, 4.5 and master - Sebastien --- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/18412/#review35381 --- On Feb. 23, 2014, 7:20 p.m., Niels de Vos wrote: --- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/18412/ --- (Updated Feb. 23, 2014, 7:20 p.m.) Review request for cloudstack and Wido den Hollander. Repository: cloudstack-git Description --- By default all network disks are in RAW format. Gluster works fine with QCOW2 which has some advantages. Disks are by default in QCOW2 format. It is possible to run into a mismatch, where the disk is in QCOW2 format, but QEMU gets started with format=raw. This causes the virtual machines to lockup on boot. Failures to start a virtual machine can be verified by checking the log of the virtual machine, and compare the output of 'qemu-img info'. In /var/log/libvirt/qemu/VM.log find the URL for the drive: -drive file=gluster+tcp://...,format=raw,.. Compare this with the 'qemu-img info' output of the same file, mounted under /mnt/pool-uuid/img-uuid: # qemu-img info /mnt/pool-uuid/img-uuid ... file format: qcow2 ... This change makes passes the format when creating a disk located on RBD (RAW only) and Gluster (QCOW2). Diffs - plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java c986855 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtDomainXMLParser.java 9cf6a90 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtVMDef.java 290c5a9 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java 1c37607 Diff: https://reviews.apache.org/r/18412/diff/ Testing --- Test results described with this setup: http://blog.nixpanic.net/2014_02_23_archive.html Thanks, Niels de Vos
Re: Review Request 18412: Gluster should store disk images in qcow2 format
--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/18412/#review35381 --- Ship it! Ship It! - Wido den Hollander On Feb. 23, 2014, 7:20 p.m., Niels de Vos wrote: --- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/18412/ --- (Updated Feb. 23, 2014, 7:20 p.m.) Review request for cloudstack and Wido den Hollander. Repository: cloudstack-git Description --- By default all network disks are in RAW format. Gluster works fine with QCOW2 which has some advantages. Disks are by default in QCOW2 format. It is possible to run into a mismatch, where the disk is in QCOW2 format, but QEMU gets started with format=raw. This causes the virtual machines to lockup on boot. Failures to start a virtual machine can be verified by checking the log of the virtual machine, and compare the output of 'qemu-img info'. In /var/log/libvirt/qemu/VM.log find the URL for the drive: -drive file=gluster+tcp://...,format=raw,.. Compare this with the 'qemu-img info' output of the same file, mounted under /mnt/pool-uuid/img-uuid: # qemu-img info /mnt/pool-uuid/img-uuid ... file format: qcow2 ... This change makes passes the format when creating a disk located on RBD (RAW only) and Gluster (QCOW2). Diffs - plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java c986855 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtDomainXMLParser.java 9cf6a90 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtVMDef.java 290c5a9 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java 1c37607 Diff: https://reviews.apache.org/r/18412/diff/ Testing --- Test results described with this setup: http://blog.nixpanic.net/2014_02_23_archive.html Thanks, Niels de Vos
Review Request 18412: Gluster should store disk images in qcow2 format
--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/18412/ --- Review request for cloudstack and Wido den Hollander. Repository: cloudstack-git Description --- By default all network disks are in RAW format. Gluster works fine with QCOW2 which has some advantages. Disks are by default in QCOW2 format. It is possible to run into a mismatch, where the disk is in QCOW2 format, but QEMU gets started with format=raw. This causes the virtual machines to lockup on boot. Failures to start a virtual machine can be verified by checking the log of the virtual machine, and compare the output of 'qemu-img info'. In /var/log/libvirt/qemu/VM.log find the URL for the drive: -drive file=gluster+tcp://...,format=raw,.. Compare this with the 'qemu-img info' output of the same file, mounted under /mnt/pool-uuid/img-uuid: # qemu-img info /mnt/pool-uuid/img-uuid ... file format: qcow2 ... This change makes passes the format when creating a disk located on RBD (RAW only) and Gluster (QCOW2). Diffs - plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java c986855 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtDomainXMLParser.java 9cf6a90 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtVMDef.java 290c5a9 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java 1c37607 Diff: https://reviews.apache.org/r/18412/diff/ Testing --- Thanks, Niels de Vos
Re: Review Request 18412: Gluster should store disk images in qcow2 format
--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/18412/ --- (Updated Feb. 23, 2014, 8:20 p.m.) Review request for cloudstack and Wido den Hollander. Repository: cloudstack-git Description --- By default all network disks are in RAW format. Gluster works fine with QCOW2 which has some advantages. Disks are by default in QCOW2 format. It is possible to run into a mismatch, where the disk is in QCOW2 format, but QEMU gets started with format=raw. This causes the virtual machines to lockup on boot. Failures to start a virtual machine can be verified by checking the log of the virtual machine, and compare the output of 'qemu-img info'. In /var/log/libvirt/qemu/VM.log find the URL for the drive: -drive file=gluster+tcp://...,format=raw,.. Compare this with the 'qemu-img info' output of the same file, mounted under /mnt/pool-uuid/img-uuid: # qemu-img info /mnt/pool-uuid/img-uuid ... file format: qcow2 ... This change makes passes the format when creating a disk located on RBD (RAW only) and Gluster (QCOW2). Diffs - plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtComputingResource.java c986855 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtDomainXMLParser.java 9cf6a90 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/resource/LibvirtVMDef.java 290c5a9 plugins/hypervisors/kvm/src/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java 1c37607 Diff: https://reviews.apache.org/r/18412/diff/ Testing (updated) --- Test results described with this setup: http://blog.nixpanic.net/2014_02_23_archive.html Thanks, Niels de Vos
