I found the cause of the problem.
The tap interface of a instance has small tx length 500 packets. At a high
network load (15-25 Kpps) and high CPU load on a guest some times queue
overflows and the tap interface start drop network packages. I think that queue
overflow occurs in moments of
I found the cause of the problem.
The tap interface of a instance has small tx length 500 packets. At a high
network load (15-25 Kpps) and high CPU load on a guest some times queue
overflows and the tap interface start drop network packages. I think that queue
overflow occurs in moments of
Public bug reported:
If the client is a virtial host with Window introduced in the AD domain. The
client does not send dns updates on AD server because neutron-dhcp-agent sends
0x03 dhcp flag in response.
Client request:
Option: (81) Client Fully Qualified Domain Name
Length: 23
Flags: 0x00
Public bug reported:
If the client is a virtial host with Window introduced in the AD domain. The
client does not send dns updates on AD server because neutron-dhcp-agent sends
0x03 dhcp flag in response.
Client request:
Option: (81) Client Fully Qualified Domain Name
Length: 23
Flags: 0x00
apport information
** Attachment added: IwConfig.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323627/+files/IwConfig.txt
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apport information
** Attachment added: WifiSyslog.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323635/+files/WifiSyslog.txt
** Changed in: qemu-kvm (Ubuntu)
Status: New = Incomplete
** Changed in: qemu-kvm (Ubuntu)
Status: Incomplete = Confirmed
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apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323629/+files/Lsusb.txt
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https://bugs.launchpad.net/bugs/1423631
apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323628/+files/Lspci.txt
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https://bugs.launchpad.net/bugs/1423631
Title:
tap
apport information
** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323633/+files/UdevDb.txt
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apport information
** Attachment added: WifiSyslog.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323635/+files/WifiSyslog.txt
** Changed in: qemu-kvm (Ubuntu)
Status: New = Incomplete
** Changed in: qemu-kvm (Ubuntu)
Status: Incomplete = Confirmed
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apport information
** Attachment added: Lsusb.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323629/+files/Lsusb.txt
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https://bugs.launchpad.net/bugs/1423631
Title:
tap
apport information
** Attachment added: ProcModules.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323632/+files/ProcModules.txt
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apport information
** Tags added: apport-collected trusty
** Description changed:
I use qemu-kvm in openstak. On highload hypervisor tap interface of
net-highload gues drops many TX packages.
Network options of qemu-system-x86_64 ... -netdev
tap,fd=30,id=hostnet0,vhost=on,vhostfd=31
apport information
** Attachment added: UdevLog.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323634/+files/UdevLog.txt
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apport information
** Attachment added: Lspci.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323628/+files/Lspci.txt
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https://bugs.launchpad.net/bugs/1423631
apport information
** Attachment added: ProcCpuinfo.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323630/+files/ProcCpuinfo.txt
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apport information
** Attachment added: CurrentDmesg.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323626/+files/CurrentDmesg.txt
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apport information
** Attachment added: ProcModules.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323632/+files/ProcModules.txt
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apport information
** Attachment added: UdevDb.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323633/+files/UdevDb.txt
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https://bugs.launchpad.net/bugs/1423631
Title:
tap
apport information
** Attachment added: UdevLog.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323634/+files/UdevLog.txt
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Title:
apport information
** Attachment added: IwConfig.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323627/+files/IwConfig.txt
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Title:
apport information
** Attachment added: ProcCpuinfo.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323630/+files/ProcCpuinfo.txt
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apport information
** Attachment added: CurrentDmesg.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323626/+files/CurrentDmesg.txt
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https://bugs.launchpad.net/bugs/1423631
apport information
** Attachment added: ProcInterrupts.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323631/+files/ProcInterrupts.txt
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apport information
** Tags added: apport-collected trusty
** Description changed:
I use qemu-kvm in openstak. On highload hypervisor tap interface of
net-highload gues drops many TX packages.
Network options of qemu-system-x86_64 ... -netdev
tap,fd=30,id=hostnet0,vhost=on,vhostfd=31
apport information
** Attachment added: ProcInterrupts.txt
https://bugs.launchpad.net/bugs/1423631/+attachment/4323631/+files/ProcInterrupts.txt
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Public bug reported:
I use qemu-kvm in openstak. On highload hypervisor tap interface of
net-highload gues drops many TX packages.
Network options of qemu-system-x86_64 ... -netdev
tap,fd=30,id=hostnet0,vhost=on,vhostfd=31 -device
Public bug reported:
I use qemu-kvm in openstak. On highload hypervisor tap interface of
net-highload gues drops many TX packages.
Network options of qemu-system-x86_64 ... -netdev
tap,fd=30,id=hostnet0,vhost=on,vhostfd=31 -device
** Also affects: horizon (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1310340
Title:
live migration fails when use long
** Also affects: horizon (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1310340
Title:
live migration fails when use long hostname of a nova
I heve same error after live migration:
https://bugs.launchpad.net/nova/+bug/1309055
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https://bugs.launchpad.net/bugs/1301393
Title:
Live image snapshotting failure on
I heve same error after live migration:
https://bugs.launchpad.net/nova/+bug/1309055
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https://bugs.launchpad.net/bugs/1301393
Title:
Live image snapshotting failure on icehouse
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