Patrick Chemla
2014-Jun-15 08:41 UTC
Re: [libvirt-users] Fedora 19/20 new install :Unable to create vcpu cgroup
Thanks for your interest. Here are the dir/files permissions for the kvmimages dir: # ls -ld /home /home/kvmimages /home/kvmimages/* drwxr-xr-x. 4 root root 4096 14 juin 23:05 /home drwxrwxrwx 2 root root 4096 15 juin 09:19 /home/kvmimages -rw-rw-rwx 1 root root 12884901888 14 juin 23:07 /home/kvmimages/eff1.img -rw-rw-rwx 1 root root 12884901888 14 juin 23:11 /home/kvmimages/eff2.img -rw----r-x 1 root root 12887130112 11 juin 15:51 /home/kvmimages/effi.qcow2 -rw-r--r-- 1 root root 4295884800 15 juin 09:19 /home/kvmimages/f20vm -rw-r--r-x 1 qemu qemu 4603248640 12 déc. 2013 /home/kvmimages/Fedora-20-x86_64-DVD.iso As you can see, all are executabled by others. Should I chown to qemu? or something else? Patrick Le 15/06/2014 11:32, Kashyap Chamarthy a écrit :> On Sun, Jun 15, 2014 at 10:27:12AM +0300, Patrick Chemla wrote: > > [. . .] > >> I adapted your commands to my conf: >> >> # qemu-img create -f qcow2 -o preallocation=metadata /home/kvmimages/f20vm >> 4G >> Formatting '/home/kvmimages/f20vm', fmt=qcow2 size=4294967296 encryption=off >> cluster_size=65536 preallocation='metadata' lazy_refcounts=off >> # virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom >> /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 >> WARNING CDROM media does not print to the text console by default, so you >> likely will not see text install output. You might want to use --location. >> >> Début d'installation... >> ERROR internal error: process exited while connecting to monitor: Failed >> to create chardev >> >> L'installation du domaine ne semble pas s'être terminée avec succès. >> Si c'est bon, vous pouvez démarrer le domaine en lançant : >> virsh --connect qemu:///system start f20vm >> sinon, recommencez l'installation. >> >> Always the same Failed to create chardev. >> >> I do think it's a problem of permission as you said, but on which >> directory/files? > Wherever your disk image is located (/home/kvmimages) QEMU should be > able to access it (executable bit for 'others'). For instance, I have > these permissions for my home directory where I store VM images: > > $ ls -lash / | grep home > 4.0K drwxr-xr-x. 7 root root 4.0K Aug 7 2013 home > > Permissions on the specific directory where I store VM images > (/home/kashyap/vmimages): > > $ ls -lash /home/kashyap/ | grep vmimages > 4.0K drwxrwxr-x. 2 kashyap kashyap 4.0K Jun 14 21:50 vmimages > > >> When I create/run a F20 VM on my local computer, it's OK. I have >> verified rpm versions, seem OK. I have rsynced /etc/libvirt dir from >> local computer to remote server. >> >> It works on my local like on yours,but not on my remote. I need the >> remote to run VMs. > If I'm parsing you correctly, you've SSHed into the remote machine and > running virt-install. Like I said, if QEMU can access your home > directory (as I noted above), where you're storing disk images, you > shouldn't have any issues. > >
Patrick Chemla
2014-Jun-15 08:46 UTC
Re: [libvirt-users] Fedora 19/20 new install :Unable to create vcpu cgroup
Hi, It it can help, I run virt-install with -d option # virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 -d [dim., 15 juin 2014 10:45:15 virt-install 9074] DEBUG (cli:187) Launched with command line: /usr/share/virt-manager/virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 -d [dim., 15 juin 2014 10:45:15 virt-install 9074] DEBUG (cli:195) Requesting libvirt URI default [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:199) Received libvirt URI qemu:///system [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (virt-install:193) Requesting virt method 'Par défaut', hv type 'Par défaut'. [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (virt-install:432) Received virt method 'kvm' [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (virt-install:433) Hypervisor name is 'hvm' [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:476) DISPLAY is not set: defaulting to nographics. [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (pollhelpers:36) Unable to list all volumes: Requested operation is not valid: storage pool 'gnome-boxes' is not active [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (pollhelpers:36) Unable to list all volumes: Requested operation is not valid: storage pool 'Téléchargements' is not active [dim., 15 juin 2014 10:45:16 virt-install 9074] WARNING (virt-install:343) CDROM media does not print to the text console by default, so you likely will not see text install output. You might want to use --location. [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (virt-install:551) Guest.has_install_phase: True Début d'installation... [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (distroinstaller:417) Using scratchdir=/var/lib/libvirt/boot [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (guest:449) Generated install XML: <domain type="kvm"> <name>f20vm</name> <uuid>4ce6b5f5-ed0f-48fa-8d8f-1dc846940f21</uuid> <memory>2097152</memory> <currentMemory>2097152</currentMemory> <vcpu>1</vcpu> <os> <type arch="x86_64">hvm</type> <boot dev="cdrom"/> <boot dev="hd"/> </os> <features> <acpi/> <apic/> <pae/> </features> <cpu mode="custom" match="exact"> <model>SandyBridge</model> </cpu> <clock offset="utc"> <timer name="rtc" tickpolicy="catchup"/> <timer name="pit" tickpolicy="delay"/> <timer name="hpet" present="no"/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>destroy</on_reboot> <on_crash>destroy</on_crash> <devices> <emulator>/usr/bin/qemu-kvm</emulator> <disk type="file" device="disk"> <driver name="qemu" type="qcow2"/> <source file="/home/kvmimages/f20vm"/> <target dev="hda" bus="ide"/> </disk> <disk type="file" device="cdrom"> <driver name="qemu" type="raw"/> <source file="/home/kvmimages/Fedora-20-x86_64-DVD.iso"/> <target dev="hdb" bus="ide"/> <readonly/> </disk> <controller type="usb" index="0" model="ich9-ehci1"/> <controller type="usb" index="0" model="ich9-uhci1"> <master startport="0"/> </controller> <controller type="usb" index="0" model="ich9-uhci2"> <master startport="2"/> </controller> <controller type="usb" index="0" model="ich9-uhci3"> <master startport="4"/> </controller> <interface type="network"> <source network="default"/> <mac address="52:54:00:83:bb:cb"/> </interface> <input type="mouse" bus="ps2"/> <console type="pty"/> </devices> </domain> [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (guest:450) Generated boot XML: <domain type="kvm"> <name>f20vm</name> <uuid>4ce6b5f5-ed0f-48fa-8d8f-1dc846940f21</uuid> <memory>2097152</memory> <currentMemory>2097152</currentMemory> <vcpu>1</vcpu> <os> <type arch="x86_64">hvm</type> <boot dev="hd"/> </os> <features> <acpi/> <apic/> <pae/> </features> <cpu mode="custom" match="exact"> <model>SandyBridge</model> </cpu> <clock offset="utc"> <timer name="rtc" tickpolicy="catchup"/> <timer name="pit" tickpolicy="delay"/> <timer name="hpet" present="no"/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>restart</on_crash> <devices> <emulator>/usr/bin/qemu-kvm</emulator> <disk type="file" device="disk"> <driver name="qemu" type="qcow2"/> <source file="/home/kvmimages/f20vm"/> <target dev="hda" bus="ide"/> </disk> <disk type="block" device="cdrom"> <target dev="hdb" bus="ide"/> <readonly/> </disk> <controller type="usb" index="0" model="ich9-ehci1"/> <controller type="usb" index="0" model="ich9-uhci1"> <master startport="0"/> </controller> <controller type="usb" index="0" model="ich9-uhci2"> <master startport="2"/> </controller> <controller type="usb" index="0" model="ich9-uhci3"> <master startport="4"/> </controller> <interface type="network"> <source network="default"/> <mac address="52:54:00:83:bb:cb"/> </interface> <input type="mouse" bus="ps2"/> <console type="pty"/> </devices> </domain> [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:234) File "/usr/share/virt-manager/virt-install", line 876, in <module> sys.exit(main()) File "/usr/share/virt-manager/virt-install", line 870, in main start_install(guest, continue_inst, options) File "/usr/share/virt-manager/virt-install", line 588, in start_install fail(e, do_exit=False) File "/usr/share/virt-manager/virtinst/cli.py", line 234, in fail logging.debug("".join(traceback.format_stack())) [dim., 15 juin 2014 10:45:16 virt-install 9074] ERROR (cli:235) internal error: process exited while connecting to monitor: Failed to create chardev [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:237) Traceback (most recent call last): File "/usr/share/virt-manager/virt-install", line 560, in start_install dom = guest.start_install(meter=meter, noboot=options.noreboot) File "/usr/share/virt-manager/virtinst/guest.py", line 403, in start_install noboot) File "/usr/share/virt-manager/virtinst/guest.py", line 467, in _create_guest dom = self.conn.createLinux(start_xml or final_xml, 0) File "/usr/lib64/python2.7/site-packages/libvirt.py", line 2897, in createLinux if ret is None:raise libvirtError('virDomainCreateLinux() failed', conn=self) libvirtError: internal error: process exited while connecting to monitor: Failed to create chardev [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:248) L'installation du domaine ne semble pas s'être terminée avec succès. Si c'est bon, vous pouvez démarrer le domaine en lançant : virsh --connect qemu:///system start f20vm sinon, recommencez l'installation. L'installation du domaine ne semble pas s'être terminée avec succès. Si c'est bon, vous pouvez démarrer le domaine en lançant : virsh --connect qemu:///system start f20vm sinon, recommencez l'installation. Le 15/06/2014 11:41, Patrick Chemla a écrit :> > Thanks for your interest. > > Here are the dir/files permissions for the kvmimages dir: > > # ls -ld /home /home/kvmimages /home/kvmimages/* > drwxr-xr-x. 4 root root 4096 14 juin 23:05 /home > drwxrwxrwx 2 root root 4096 15 juin 09:19 /home/kvmimages > -rw-rw-rwx 1 root root 12884901888 14 juin 23:07 > /home/kvmimages/eff1.img > -rw-rw-rwx 1 root root 12884901888 14 juin 23:11 > /home/kvmimages/eff2.img > -rw----r-x 1 root root 12887130112 11 juin 15:51 > /home/kvmimages/effi.qcow2 > -rw-r--r-- 1 root root 4295884800 15 juin 09:19 /home/kvmimages/f20vm > -rw-r--r-x 1 qemu qemu 4603248640 12 déc. 2013 > /home/kvmimages/Fedora-20-x86_64-DVD.iso > > As you can see, all are executabled by others. > > Should I chown to qemu? or something else? > > Patrick > Le 15/06/2014 11:32, Kashyap Chamarthy a écrit : >> On Sun, Jun 15, 2014 at 10:27:12AM +0300, Patrick Chemla wrote: >> >> [. . .] >> >>> I adapted your commands to my conf: >>> >>> # qemu-img create -f qcow2 -o preallocation=metadata >>> /home/kvmimages/f20vm >>> 4G >>> Formatting '/home/kvmimages/f20vm', fmt=qcow2 size=4294967296 >>> encryption=off >>> cluster_size=65536 preallocation='metadata' lazy_refcounts=off >>> # virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom >>> /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 >>> WARNING CDROM media does not print to the text console by default, >>> so you >>> likely will not see text install output. You might want to use >>> --location. >>> >>> Début d'installation... >>> ERROR internal error: process exited while connecting to monitor: >>> Failed >>> to create chardev >>> >>> L'installation du domaine ne semble pas s'être terminée avec succès. >>> Si c'est bon, vous pouvez démarrer le domaine en lançant : >>> virsh --connect qemu:///system start f20vm >>> sinon, recommencez l'installation. >>> >>> Always the same Failed to create chardev. >>> >>> I do think it's a problem of permission as you said, but on which >>> directory/files? >> Wherever your disk image is located (/home/kvmimages) QEMU should be >> able to access it (executable bit for 'others'). For instance, I have >> these permissions for my home directory where I store VM images: >> >> $ ls -lash / | grep home >> 4.0K drwxr-xr-x. 7 root root 4.0K Aug 7 2013 home >> >> Permissions on the specific directory where I store VM images >> (/home/kashyap/vmimages): >> >> $ ls -lash /home/kashyap/ | grep vmimages >> 4.0K drwxrwxr-x. 2 kashyap kashyap 4.0K Jun 14 21:50 vmimages >> >>> When I create/run a F20 VM on my local computer, it's OK. I have >>> verified rpm versions, seem OK. I have rsynced /etc/libvirt dir from >>> local computer to remote server. >>> >>> It works on my local like on yours,but not on my remote. I need the >>> remote to run VMs. >> If I'm parsing you correctly, you've SSHed into the remote machine and >> running virt-install. Like I said, if QEMU can access your home >> directory (as I noted above), where you're storing disk images, you >> shouldn't have any issues. >> >
Patrick Chemla
2014-Jun-15 08:57 UTC
Re: [libvirt-users] Fedora 19/20 new install :Unable to create vcpu cgroup
Sorry for posting bad debug info. Here are the right one with the chardev error only: # virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 -d [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (cli:187) Launched with command line: /usr/share/virt-manager/virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 -d [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (cli:195) Requesting libvirt URI default [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (cli:199) Received libvirt URI qemu:///system [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (virt-install:193) Requesting virt method 'Par défaut', hv type 'Par défaut'. [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (virt-install:432) Received virt method 'kvm' [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (virt-install:433) Hypervisor name is 'hvm' [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (cli:476) DISPLAY is not set: defaulting to nographics. [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (pollhelpers:36) Unable to list all volumes: Requested operation is not valid: storage pool 'gnome-boxes' is not active [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (pollhelpers:36) Unable to list all volumes: Requested operation is not valid: storage pool 'Téléchargements' is not active [dim., 15 juin 2014 10:56:25 virt-install 9795] WARNING (virt-install:343) CDROM media does not print to the text console by default, so you likely will not see text install output. You might want to use --location. [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (virt-install:551) Guest.has_install_phase: True Début d'installation... [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (distroinstaller:417) Using scratchdir=/var/lib/libvirt/boot [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (guest:449) Generated install XML: <domain type="kvm"> <name>f20vm</name> <uuid>2da45a47-cf6c-4564-9608-52b71d4513f0</uuid> <memory>2097152</memory> <currentMemory>2097152</currentMemory> <vcpu>1</vcpu> <os> <type arch="x86_64">hvm</type> <boot dev="cdrom"/> <boot dev="hd"/> </os> <features> <acpi/> <apic/> <pae/> </features> <cpu mode="custom" match="exact"> <model>SandyBridge</model> </cpu> <clock offset="utc"> <timer name="rtc" tickpolicy="catchup"/> <timer name="pit" tickpolicy="delay"/> <timer name="hpet" present="no"/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>destroy</on_reboot> <on_crash>destroy</on_crash> <devices> <emulator>/usr/bin/qemu-kvm</emulator> <disk type="file" device="disk"> <driver name="qemu" type="qcow2"/> <source file="/home/kvmimages/f20vm"/> <target dev="hda" bus="ide"/> </disk> <disk type="file" device="cdrom"> <driver name="qemu" type="raw"/> <source file="/home/kvmimages/Fedora-20-x86_64-DVD.iso"/> <target dev="hdb" bus="ide"/> <readonly/> </disk> <controller type="usb" index="0" model="ich9-ehci1"/> <controller type="usb" index="0" model="ich9-uhci1"> <master startport="0"/> </controller> <controller type="usb" index="0" model="ich9-uhci2"> <master startport="2"/> </controller> <controller type="usb" index="0" model="ich9-uhci3"> <master startport="4"/> </controller> <interface type="network"> <source network="default"/> <mac address="52:54:00:1d:e0:eb"/> </interface> <input type="mouse" bus="ps2"/> <console type="pty"/> </devices> </domain> [dim., 15 juin 2014 10:56:25 virt-install 9795] DEBUG (guest:450) Generated boot XML: <domain type="kvm"> <name>f20vm</name> <uuid>2da45a47-cf6c-4564-9608-52b71d4513f0</uuid> <memory>2097152</memory> <currentMemory>2097152</currentMemory> <vcpu>1</vcpu> <os> <type arch="x86_64">hvm</type> <boot dev="hd"/> </os> <features> <acpi/> <apic/> <pae/> </features> <cpu mode="custom" match="exact"> <model>SandyBridge</model> </cpu> <clock offset="utc"> <timer name="rtc" tickpolicy="catchup"/> <timer name="pit" tickpolicy="delay"/> <timer name="hpet" present="no"/> </clock> <on_poweroff>destroy</on_poweroff> <on_reboot>restart</on_reboot> <on_crash>restart</on_crash> <devices> <emulator>/usr/bin/qemu-kvm</emulator> <disk type="file" device="disk"> <driver name="qemu" type="qcow2"/> <source file="/home/kvmimages/f20vm"/> <target dev="hda" bus="ide"/> </disk> <disk type="block" device="cdrom"> <target dev="hdb" bus="ide"/> <readonly/> </disk> <controller type="usb" index="0" model="ich9-ehci1"/> <controller type="usb" index="0" model="ich9-uhci1"> <master startport="0"/> </controller> <controller type="usb" index="0" model="ich9-uhci2"> <master startport="2"/> </controller> <controller type="usb" index="0" model="ich9-uhci3"> <master startport="4"/> </controller> <interface type="network"> <source network="default"/> <mac address="52:54:00:1d:e0:eb"/> </interface> <input type="mouse" bus="ps2"/> <console type="pty"/> </devices> </domain> [dim., 15 juin 2014 10:56:26 virt-install 9795] DEBUG (cli:234) File "/usr/share/virt-manager/virt-install", line 876, in <module> sys.exit(main()) File "/usr/share/virt-manager/virt-install", line 870, in main start_install(guest, continue_inst, options) File "/usr/share/virt-manager/virt-install", line 588, in start_install fail(e, do_exit=False) File "/usr/share/virt-manager/virtinst/cli.py", line 234, in fail logging.debug("".join(traceback.format_stack())) [dim., 15 juin 2014 10:56:26 virt-install 9795] ERROR (cli:235) internal error: process exited while connecting to monitor: Failed to create chardev [dim., 15 juin 2014 10:56:26 virt-install 9795] DEBUG (cli:237) Traceback (most recent call last): File "/usr/share/virt-manager/virt-install", line 560, in start_install dom = guest.start_install(meter=meter, noboot=options.noreboot) File "/usr/share/virt-manager/virtinst/guest.py", line 403, in start_install noboot) File "/usr/share/virt-manager/virtinst/guest.py", line 467, in _create_guest dom = self.conn.createLinux(start_xml or final_xml, 0) File "/usr/lib64/python2.7/site-packages/libvirt.py", line 2897, in createLinux if ret is None:raise libvirtError('virDomainCreateLinux() failed', conn=self) libvirtError: internal error: process exited while connecting to monitor: Failed to create chardev [dim., 15 juin 2014 10:56:26 virt-install 9795] DEBUG (cli:248) L'installation du domaine ne semble pas s'être terminée avec succès. Si c'est bon, vous pouvez démarrer le domaine en lançant : virsh --connect qemu:///system start f20vm sinon, recommencez l'installation. L'installation du domaine ne semble pas s'être terminée avec succès. Si c'est bon, vous pouvez démarrer le domaine en lançant : virsh --connect qemu:///system start f20vm sinon, recommencez l'installation. Le 15/06/2014 11:46, Patrick Chemla a écrit :> > Hi, > > It it can help, I run virt-install with -d option > > # virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom > /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 -d > [dim., 15 juin 2014 10:45:15 virt-install 9074] DEBUG (cli:187) > Launched with command line: /usr/share/virt-manager/virt-install > --name f20vm --disk /home/kvmimages/f20vm --cdrom > /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 -d > [dim., 15 juin 2014 10:45:15 virt-install 9074] DEBUG (cli:195) > Requesting libvirt URI default > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:199) > Received libvirt URI qemu:///system > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG > (virt-install:193) Requesting virt method 'Par défaut', hv type 'Par > défaut'. > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG > (virt-install:432) Received virt method 'kvm' > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG > (virt-install:433) Hypervisor name is 'hvm' > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:476) > DISPLAY is not set: defaulting to nographics. > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (pollhelpers:36) > Unable to list all volumes: Requested operation is not valid: storage > pool 'gnome-boxes' is not active > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (pollhelpers:36) > Unable to list all volumes: Requested operation is not valid: storage > pool 'Téléchargements' is not active > [dim., 15 juin 2014 10:45:16 virt-install 9074] WARNING > (virt-install:343) CDROM media does not print to the text console by > default, so you likely will not see text install output. You might > want to use --location. > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG > (virt-install:551) Guest.has_install_phase: True > > Début d'installation... > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG > (distroinstaller:417) Using scratchdir=/var/lib/libvirt/boot > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (guest:449) > Generated install XML: > <domain type="kvm"> > <name>f20vm</name> > <uuid>4ce6b5f5-ed0f-48fa-8d8f-1dc846940f21</uuid> > <memory>2097152</memory> > <currentMemory>2097152</currentMemory> > <vcpu>1</vcpu> > <os> > <type arch="x86_64">hvm</type> > <boot dev="cdrom"/> > <boot dev="hd"/> > </os> > <features> > <acpi/> > <apic/> > <pae/> > </features> > <cpu mode="custom" match="exact"> > <model>SandyBridge</model> > </cpu> > <clock offset="utc"> > <timer name="rtc" tickpolicy="catchup"/> > <timer name="pit" tickpolicy="delay"/> > <timer name="hpet" present="no"/> > </clock> > <on_poweroff>destroy</on_poweroff> > <on_reboot>destroy</on_reboot> > <on_crash>destroy</on_crash> > <devices> > <emulator>/usr/bin/qemu-kvm</emulator> > <disk type="file" device="disk"> > <driver name="qemu" type="qcow2"/> > <source file="/home/kvmimages/f20vm"/> > <target dev="hda" bus="ide"/> > </disk> > <disk type="file" device="cdrom"> > <driver name="qemu" type="raw"/> > <source file="/home/kvmimages/Fedora-20-x86_64-DVD.iso"/> > <target dev="hdb" bus="ide"/> > <readonly/> > </disk> > <controller type="usb" index="0" model="ich9-ehci1"/> > <controller type="usb" index="0" model="ich9-uhci1"> > <master startport="0"/> > </controller> > <controller type="usb" index="0" model="ich9-uhci2"> > <master startport="2"/> > </controller> > <controller type="usb" index="0" model="ich9-uhci3"> > <master startport="4"/> > </controller> > <interface type="network"> > <source network="default"/> > <mac address="52:54:00:83:bb:cb"/> > </interface> > <input type="mouse" bus="ps2"/> > <console type="pty"/> > </devices> > </domain> > > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (guest:450) > Generated boot XML: > <domain type="kvm"> > <name>f20vm</name> > <uuid>4ce6b5f5-ed0f-48fa-8d8f-1dc846940f21</uuid> > <memory>2097152</memory> > <currentMemory>2097152</currentMemory> > <vcpu>1</vcpu> > <os> > <type arch="x86_64">hvm</type> > <boot dev="hd"/> > </os> > <features> > <acpi/> > <apic/> > <pae/> > </features> > <cpu mode="custom" match="exact"> > <model>SandyBridge</model> > </cpu> > <clock offset="utc"> > <timer name="rtc" tickpolicy="catchup"/> > <timer name="pit" tickpolicy="delay"/> > <timer name="hpet" present="no"/> > </clock> > <on_poweroff>destroy</on_poweroff> > <on_reboot>restart</on_reboot> > <on_crash>restart</on_crash> > <devices> > <emulator>/usr/bin/qemu-kvm</emulator> > <disk type="file" device="disk"> > <driver name="qemu" type="qcow2"/> > <source file="/home/kvmimages/f20vm"/> > <target dev="hda" bus="ide"/> > </disk> > <disk type="block" device="cdrom"> > <target dev="hdb" bus="ide"/> > <readonly/> > </disk> > <controller type="usb" index="0" model="ich9-ehci1"/> > <controller type="usb" index="0" model="ich9-uhci1"> > <master startport="0"/> > </controller> > <controller type="usb" index="0" model="ich9-uhci2"> > <master startport="2"/> > </controller> > <controller type="usb" index="0" model="ich9-uhci3"> > <master startport="4"/> > </controller> > <interface type="network"> > <source network="default"/> > <mac address="52:54:00:83:bb:cb"/> > </interface> > <input type="mouse" bus="ps2"/> > <console type="pty"/> > </devices> > </domain> > > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:234) File > "/usr/share/virt-manager/virt-install", line 876, in <module> > sys.exit(main()) > File "/usr/share/virt-manager/virt-install", line 870, in main > start_install(guest, continue_inst, options) > File "/usr/share/virt-manager/virt-install", line 588, in start_install > fail(e, do_exit=False) > File "/usr/share/virt-manager/virtinst/cli.py", line 234, in fail > logging.debug("".join(traceback.format_stack())) > > [dim., 15 juin 2014 10:45:16 virt-install 9074] ERROR (cli:235) > internal error: process exited while connecting to monitor: Failed to > create chardev > > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:237) > Traceback (most recent call last): > File "/usr/share/virt-manager/virt-install", line 560, in start_install > dom = guest.start_install(meter=meter, noboot=options.noreboot) > File "/usr/share/virt-manager/virtinst/guest.py", line 403, in > start_install > noboot) > File "/usr/share/virt-manager/virtinst/guest.py", line 467, in > _create_guest > dom = self.conn.createLinux(start_xml or final_xml, 0) > File "/usr/lib64/python2.7/site-packages/libvirt.py", line 2897, in > createLinux > if ret is None:raise libvirtError('virDomainCreateLinux() failed', > conn=self) > libvirtError: internal error: process exited while connecting to > monitor: Failed to create chardev > > [dim., 15 juin 2014 10:45:16 virt-install 9074] DEBUG (cli:248) > L'installation du domaine ne semble pas s'être terminée avec succès. > Si c'est bon, vous pouvez démarrer le domaine en lançant : > virsh --connect qemu:///system start f20vm > sinon, recommencez l'installation. > L'installation du domaine ne semble pas s'être terminée avec succès. > Si c'est bon, vous pouvez démarrer le domaine en lançant : > virsh --connect qemu:///system start f20vm > sinon, recommencez l'installation. > > > Le 15/06/2014 11:41, Patrick Chemla a écrit : >> >> Thanks for your interest. >> >> Here are the dir/files permissions for the kvmimages dir: >> >> # ls -ld /home /home/kvmimages /home/kvmimages/* >> drwxr-xr-x. 4 root root 4096 14 juin 23:05 /home >> drwxrwxrwx 2 root root 4096 15 juin 09:19 /home/kvmimages >> -rw-rw-rwx 1 root root 12884901888 14 juin 23:07 >> /home/kvmimages/eff1.img >> -rw-rw-rwx 1 root root 12884901888 14 juin 23:11 >> /home/kvmimages/eff2.img >> -rw----r-x 1 root root 12887130112 11 juin 15:51 >> /home/kvmimages/effi.qcow2 >> -rw-r--r-- 1 root root 4295884800 15 juin 09:19 /home/kvmimages/f20vm >> -rw-r--r-x 1 qemu qemu 4603248640 12 déc. 2013 >> /home/kvmimages/Fedora-20-x86_64-DVD.iso >> >> As you can see, all are executabled by others. >> >> Should I chown to qemu? or something else? >> >> Patrick >> Le 15/06/2014 11:32, Kashyap Chamarthy a écrit : >>> On Sun, Jun 15, 2014 at 10:27:12AM +0300, Patrick Chemla wrote: >>> >>> [. . .] >>> >>>> I adapted your commands to my conf: >>>> >>>> # qemu-img create -f qcow2 -o preallocation=metadata >>>> /home/kvmimages/f20vm >>>> 4G >>>> Formatting '/home/kvmimages/f20vm', fmt=qcow2 size=4294967296 >>>> encryption=off >>>> cluster_size=65536 preallocation='metadata' lazy_refcounts=off >>>> # virt-install --name f20vm --disk /home/kvmimages/f20vm --cdrom >>>> /home/kvmimages/Fedora-20-x86_64-DVD.iso --memory 2048 >>>> WARNING CDROM media does not print to the text console by default, >>>> so you >>>> likely will not see text install output. You might want to use >>>> --location. >>>> >>>> Début d'installation... >>>> ERROR internal error: process exited while connecting to >>>> monitor: Failed >>>> to create chardev >>>> >>>> L'installation du domaine ne semble pas s'être terminée avec succès. >>>> Si c'est bon, vous pouvez démarrer le domaine en lançant : >>>> virsh --connect qemu:///system start f20vm >>>> sinon, recommencez l'installation. >>>> >>>> Always the same Failed to create chardev. >>>> >>>> I do think it's a problem of permission as you said, but on which >>>> directory/files? >>> Wherever your disk image is located (/home/kvmimages) QEMU should be >>> able to access it (executable bit for 'others'). For instance, I have >>> these permissions for my home directory where I store VM images: >>> >>> $ ls -lash / | grep home >>> 4.0K drwxr-xr-x. 7 root root 4.0K Aug 7 2013 home >>> >>> Permissions on the specific directory where I store VM images >>> (/home/kashyap/vmimages): >>> >>> $ ls -lash /home/kashyap/ | grep vmimages >>> 4.0K drwxrwxr-x. 2 kashyap kashyap 4.0K Jun 14 21:50 vmimages >>> >>>> When I create/run a F20 VM on my local computer, it's OK. I have >>>> verified rpm versions, seem OK. I have rsynced /etc/libvirt dir from >>>> local computer to remote server. >>>> >>>> It works on my local like on yours,but not on my remote. I need the >>>> remote to run VMs. >>> If I'm parsing you correctly, you've SSHed into the remote machine and >>> running virt-install. Like I said, if QEMU can access your home >>> directory (as I noted above), where you're storing disk images, you >>> shouldn't have any issues. >>> >> >
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