From: "Scholte van Mast, Rene" <r.scholtevanmast@iq-optimize.de>
To: kvm-ia64@vger.kernel.org
Subject: AW: bad KVM network performance with 10GB
Date: Wed, 07 Jul 2010 07:45:54 +0000 [thread overview]
Message-ID: <8E3AFD112FEA0A4EB943E26DA94CD6CB17AE8577@MAILBOXCLUSTER.victorvox.net> (raw)
In-Reply-To: <8E3AFD112FEA0A4EB943E26DA94CD6CB1714101A@MAILBOXCLUSTER.victorvox.net>
Here is my hardware configuration. Do you need some more information?
Best regards
# cat /proc/cpuinfo
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 0
cpu cores : 4
apicid : 16
initial apicid : 16
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.15
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 0
cpu cores : 4
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.97
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 2
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 1
cpu cores : 4
apicid : 18
initial apicid : 18
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 3
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 1
cpu cores : 4
apicid : 2
initial apicid : 2
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 4
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 2
cpu cores : 4
apicid : 20
initial apicid : 20
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 5
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 2
cpu cores : 4
apicid : 4
initial apicid : 4
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.97
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 6
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 3
cpu cores : 4
apicid : 22
initial apicid : 22
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 7
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 3
cpu cores : 4
apicid : 6
initial apicid : 6
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.97
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 8
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 0
cpu cores : 4
apicid : 17
initial apicid : 17
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 9
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 0
cpu cores : 4
apicid : 1
initial apicid : 1
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.97
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 10
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 1
cpu cores : 4
apicid : 19
initial apicid : 19
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.97
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 11
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 1
cpu cores : 4
apicid : 3
initial apicid : 3
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 12
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 2
cpu cores : 4
apicid : 21
initial apicid : 21
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.93
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 13
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 2
cpu cores : 4
apicid : 5
initial apicid : 5
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.96
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 14
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 1
siblings : 8
core id : 3
cpu cores : 4
apicid : 23
initial apicid : 23
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.95
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
processor : 15
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5570 @ 2.93GHz
stepping : 5
cpu MHz : 2925.579
cache size : 8192 KB
physical id : 0
siblings : 8
core id : 3
cpu cores : 4
apicid : 7
initial apicid : 7
fpu : yes
fpu_exception : yes
cpuid level : 11
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx rdtscp lm constant_tsc arch_perfmon pebs bts rep_good xtopology nonstop_tsc aperfmperf pni dtes64 monitor ds_cpl vmx est tm2 ssse3 cx16 xtpr pdcm dca sse4_1 sse4_2 popcnt lahf_lm ida tpr_shadow vnmi flexpriority ept vpid
bogomips : 5851.99
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management:
-----------------------
lspci -v
00:00.0 Host bridge: Intel Corporation 5520 I/O Hub to ESI Port (rev 13)
Subsystem: Dell Device 0235
Flags: fast devsel, IRQ 15
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable-
Capabilities: [90] Express Root Port (Slot-), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Capabilities: [160] Vendor Specific Information <?>
00:01.0 PCI bridge: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 1 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary\x01, subordinate\x01, sec-latency=0
Memory behind bridge: d4000000-d7ffffff
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot-), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Capabilities: [160] Vendor Specific Information <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:03.0 PCI bridge: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 3 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary\x02, subordinate\x02, sec-latency=0
Memory behind bridge: d8000000-dbffffff
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot-), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Capabilities: [160] Vendor Specific Information <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:04.0 PCI bridge: Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 4 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary\x03, subordinate\x03, sec-latency=0
I/O behind bridge: 0000f000-0000ffff
Memory behind bridge: dc100000-dc1fffff
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot-), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:05.0 PCI bridge: Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 5 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary\x04, subordinate\x04, sec-latency=0
I/O behind bridge: 0000e000-0000efff
Memory behind bridge: dc400000-dcffffff
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot+), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:06.0 PCI bridge: Intel Corporation 5520/X58 I/O Hub PCI Express Root Port 6 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary\x05, subordinate\b, sec-latency=0
I/O behind bridge: 0000c000-0000dfff
Memory behind bridge: dd000000-de7fffff
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot+), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:07.0 PCI bridge: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 7 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary , subordinate , sec-latency=0
I/O behind bridge: 0000b000-0000bfff
Memory behind bridge: dc200000-dc3fffff
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot+), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Capabilities: [160] Vendor Specific Information <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:09.0 PCI bridge: Intel Corporation 5520/5500/X58 I/O Hub PCI Express Root Port 9 (rev 13)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary
, subordinate
, sec-latency=0
Capabilities: [40] Subsystem: Dell Device 0235
Capabilities: [60] Message Signalled Interrupts: Mask+ 64bit- Queue=0/1 Enable+
Capabilities: [90] Express Root Port (Slot+), MSI 00
Capabilities: [e0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [150] Access Controls <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
00:14.0 PIC: Intel Corporation 5520/5500/X58 I/O Hub System Management Registers (rev 13)
Flags: fast devsel
Capabilities: [40] Express Root Complex Integrated Endpoint, MSI 00
00:14.1 PIC: Intel Corporation 5520/5500/X58 I/O Hub GPIO and Scratch Pad Registers (rev 13)
Flags: fast devsel
Capabilities: [40] Express Root Complex Integrated Endpoint, MSI 00
00:14.2 PIC: Intel Corporation 5520/5500/X58 I/O Hub Control Status and RAS Registers (rev 13)
Flags: fast devsel
Capabilities: [40] Express Root Complex Integrated Endpoint, MSI 00
00:1a.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 (rev 02)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0, IRQ 17
I/O ports at ac40 [size2]
Capabilities: [50] PCIe advanced features <?>
Kernel driver in use: uhci_hcd
00:1a.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 (rev 02)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0, IRQ 18
I/O ports at ac60 [size2]
Capabilities: [50] PCIe advanced features <?>
Kernel driver in use: uhci_hcd
00:1a.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 (rev 02) (prog-if 20)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0, IRQ 19
Memory at dc0ff800 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port: BAR=1 offset\0a0
Capabilities: [98] PCIe advanced features <?>
Kernel driver in use: ehci_hcd
00:1d.0 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 (rev 02)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0, IRQ 21
I/O ports at ac80 [size2]
Capabilities: [50] PCIe advanced features <?>
Kernel driver in use: uhci_hcd
00:1d.1 USB Controller: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 (rev 02)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0, IRQ 20
I/O ports at aca0 [size2]
Capabilities: [50] PCIe advanced features <?>
Kernel driver in use: uhci_hcd
00:1d.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 (rev 02) (prog-if 20)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0, IRQ 21
Memory at dc0ffc00 (32-bit, non-prefetchable) [size=1K]
Capabilities: [50] Power Management version 2
Capabilities: [58] Debug port: BAR=1 offset\0a0
Capabilities: [98] PCIe advanced features <?>
Kernel driver in use: ehci_hcd
00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev 92) (prog-if 01)
Flags: bus master, fast devsel, latency 0
Bus: primary\0, secondary\v, subordinate\v, sec-latency2
Memory behind bridge: de800000-df7fffff
Prefetchable memory behind bridge: 00000000d3800000-00000000d3ffffff
Capabilities: [50] Subsystem: Dell Device 0235
00:1f.0 ISA bridge: Intel Corporation 82801IB (ICH9) LPC Interface Controller (rev 02)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 0
Capabilities: [e0] Vendor Specific Information <?>
Kernel modules: iTCO_wdt
00:1f.2 IDE interface: Intel Corporation 82801IB (ICH9) 2 port SATA IDE Controller (rev 02) (prog-if 8f [Master SecP SecO PriP PriO])
Subsystem: Dell Device 0235
Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 23
I/O ports at ac10 [size=8]
I/O ports at ac08 [size=4]
I/O ports at ac18 [size=8]
I/O ports at ac0c [size=4]
I/O ports at ac20 [size\x16]
I/O ports at ac30 [size\x16]
Capabilities: [70] Power Management version 3
Capabilities: [b0] PCIe advanced features <?>
Kernel driver in use: ata_piix
01:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
Subsystem: Dell Device 0235
Flags: bus master, fast devsel, latency 0, IRQ 36
Memory at d4000000 (64-bit, non-prefetchable) [size2M]
Capabilities: [48] Power Management version 3
Capabilities: [50] Vital Product Data <?>
Capabilities: [58] Message Signalled Interrupts: Mask- 64bit+ Queue=0/4 Enable-
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=9
Capabilities: [ac] Express Endpoint, MSI 00
Capabilities: [100] Device Serial Number 09-89-49-fe-ff-e8-24-00
Capabilities: [110] Advanced Error Reporting <?>
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Kernel driver in use: bnx2
Kernel modules: bnx2
01:00.1 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
Subsystem: Dell Device 0235
Flags: bus master, fast devsel, latency 0, IRQ 48
Memory at d6000000 (64-bit, non-prefetchable) [size2M]
Capabilities: [48] Power Management version 3
Capabilities: [50] Vital Product Data <?>
Capabilities: [58] Message Signalled Interrupts: Mask- 64bit+ Queue=0/4 Enable-
Capabilities: [a0] MSI-X: Enable+ Mask- TabSize=9
Capabilities: [ac] Express Endpoint, MSI 00
Capabilities: [100] Device Serial Number 0b-89-49-fe-ff-e8-24-00
Capabilities: [110] Advanced Error Reporting <?>
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Kernel driver in use: bnx2
Kernel modules: bnx2
02:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
Subsystem: Dell Device 0235
Flags: bus master, fast devsel, latency 0, IRQ 32
Memory at d8000000 (64-bit, non-prefetchable) [size2M]
Capabilities: [48] Power Management version 3
Capabilities: [50] Vital Product Data <?>
Capabilities: [58] Message Signalled Interrupts: Mask- 64bit+ Queue=0/4 Enable-
Capabilities: [a0] MSI-X: Enable- Mask- TabSize=9
Capabilities: [ac] Express Endpoint, MSI 00
Capabilities: [100] Device Serial Number 0d-89-49-fe-ff-e8-24-00
Capabilities: [110] Advanced Error Reporting <?>
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Kernel driver in use: bnx2
Kernel modules: bnx2
02:00.1 Ethernet controller: Broadcom Corporation NetXtreme II BCM5709 Gigabit Ethernet (rev 20)
Subsystem: Dell Device 0235
Flags: bus master, fast devsel, latency 0, IRQ 42
Memory at da000000 (64-bit, non-prefetchable) [size2M]
Capabilities: [48] Power Management version 3
Capabilities: [50] Vital Product Data <?>
Capabilities: [58] Message Signalled Interrupts: Mask- 64bit+ Queue=0/4 Enable-
Capabilities: [a0] MSI-X: Enable- Mask- TabSize=9
Capabilities: [ac] Express Endpoint, MSI 00
Capabilities: [100] Device Serial Number 0f-89-49-fe-ff-e8-24-00
Capabilities: [110] Advanced Error Reporting <?>
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel <?>
Kernel driver in use: bnx2
Kernel modules: bnx2
03:00.0 RAID bus controller: LSI Logic / Symbios Logic MegaRAID SAS 1078 (rev 04)
Subsystem: Dell Device 1f0c
Flags: bus master, fast devsel, latency 0, IRQ 33
Memory at dc180000 (64-bit, non-prefetchable) [size%6K]
I/O ports at fc00 [size%6]
Memory at dc1c0000 (64-bit, non-prefetchable) [size%6K]
Expansion ROM at dc100000 [disabled] [size2K]
Capabilities: [b0] Express Endpoint, MSI 00
Capabilities: [c4] Message Signalled Interrupts: Mask- 64bit+ Queue=0/2 Enable-
Capabilities: [d4] MSI-X: Enable- Mask- TabSize=4
Capabilities: [e0] Power Management version 2
Capabilities: [ec] Vital Product Data <?>
Capabilities: [100] Power Budgeting <?>
Kernel driver in use: megaraid_sas
Kernel modules: megaraid_sas
04:00.0 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)
Subsystem: Intel Corporation Device a04c
Flags: bus master, fast devsel, latency 0, IRQ 34
Memory at dc7c0000 (32-bit, non-prefetchable) [size\x128K]
I/O ports at ecc0 [size2]
Memory at dc7b8000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+ Queue=0/0 Enable-
Capabilities: [70] MSI-X: Enable+ Mask- TabSize\x10
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number 50-7e-44-ff-ff-21-1b-00
Capabilities: [150] #0e
Capabilities: [160] #10
Kernel driver in use: igb
Kernel modules: igb
04:00.1 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)
Subsystem: Intel Corporation Device a04c
Flags: bus master, fast devsel, latency 0, IRQ 44
Memory at dc7e0000 (32-bit, non-prefetchable) [size\x128K]
I/O ports at ece0 [size2]
Memory at dc7bc000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+ Queue=0/0 Enable-
Capabilities: [70] MSI-X: Enable+ Mask- TabSize\x10
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number 50-7e-44-ff-ff-21-1b-00
Capabilities: [150] #0e
Capabilities: [160] #10
Kernel driver in use: igb
Kernel modules: igb
05:00.0 PCI bridge: Integrated Device Technology, Inc. PES12N3A PCI Express Switch (rev 0e)
Flags: bus master, fast devsel, latency 0
Bus: primary\x05, secondary\x06, subordinate\b, sec-latency=0
I/O behind bridge: 0000c000-0000dfff
Memory behind bridge: dd000000-de7fffff
Capabilities: [40] Express Upstream Port, MSI 00
Capabilities: [c0] Power Management version 3
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [200] Virtual Channel <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
06:02.0 PCI bridge: Integrated Device Technology, Inc. PES12N3A PCI Express Switch (rev 0e)
Flags: bus master, fast devsel, latency 0
Bus: primary\x06, secondary\a, subordinate\a, sec-latency=0
I/O behind bridge: 0000d000-0000dfff
Memory behind bridge: ddc00000-de7fffff
Capabilities: [40] Express Downstream Port (Slot-), MSI 00
Capabilities: [c0] Power Management version 3
Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable+
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [200] Virtual Channel <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
06:04.0 PCI bridge: Integrated Device Technology, Inc. PES12N3A PCI Express Switch (rev 0e)
Flags: bus master, fast devsel, latency 0
Bus: primary\x06, secondary\b, subordinate\b, sec-latency=0
I/O behind bridge: 0000c000-0000cfff
Memory behind bridge: dd000000-ddbfffff
Capabilities: [40] Express Downstream Port (Slot-), MSI 00
Capabilities: [c0] Power Management version 3
Capabilities: [d0] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable+
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [200] Virtual Channel <?>
Kernel driver in use: pcieport
Kernel modules: shpchp
07:00.0 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)
Subsystem: Intel Corporation Device a02c
Flags: bus master, fast devsel, latency 0, IRQ 45
Memory at ddfc0000 (32-bit, non-prefetchable) [size\x128K]
I/O ports at dcc0 [size2]
Memory at ddfb8000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+ Queue=0/0 Enable-
Capabilities: [70] MSI-X: Enable+ Mask- TabSize\x10
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number 08-0d-47-ff-ff-21-1b-00
Capabilities: [150] #0e
Capabilities: [160] #10
Kernel driver in use: igb
Kernel modules: igb
07:00.1 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)
Subsystem: Intel Corporation Device a02c
Flags: bus master, fast devsel, latency 0, IRQ 47
Memory at ddfe0000 (32-bit, non-prefetchable) [size\x128K]
I/O ports at dce0 [size2]
Memory at ddfbc000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+ Queue=0/0 Enable-
Capabilities: [70] MSI-X: Enable+ Mask- TabSize\x10
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number 08-0d-47-ff-ff-21-1b-00
Capabilities: [150] #0e
Capabilities: [160] #10
Kernel driver in use: igb
Kernel modules: igb
08:00.0 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)
Subsystem: Intel Corporation Device a02c
Flags: bus master, fast devsel, latency 0, IRQ 35
Memory at dd3c0000 (32-bit, non-prefetchable) [size\x128K]
I/O ports at ccc0 [size2]
Memory at dd3b8000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+ Queue=0/0 Enable-
Capabilities: [70] MSI-X: Enable+ Mask- TabSize\x10
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number 0c-0d-47-ff-ff-21-1b-00
Capabilities: [150] #0e
Capabilities: [160] #10
Kernel driver in use: igb
Kernel modules: igb
08:00.1 Ethernet controller: Intel Corporation 82576 Gigabit Network Connection (rev 01)
Subsystem: Intel Corporation Device a02c
Flags: bus master, fast devsel, latency 0, IRQ 46
Memory at dd3e0000 (32-bit, non-prefetchable) [size\x128K]
I/O ports at cce0 [size2]
Memory at dd3bc000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask+ 64bit+ Queue=0/0 Enable-
Capabilities: [70] MSI-X: Enable+ Mask- TabSize\x10
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number 0c-0d-47-ff-ff-21-1b-00
Capabilities: [150] #0e
Capabilities: [160] #10
Kernel driver in use: igb
Kernel modules: igb
09:00.0 Ethernet controller: Intel Corporation 82598EB 10-Gigabit AF Dual Port Network Connection (rev 01)
Subsystem: Intel Corporation Device a21f
Flags: bus master, fast devsel, latency 0, IRQ 38
Memory at dc340000 (32-bit, non-prefetchable) [size\x128K]
Memory at dc380000 (32-bit, non-prefetchable) [size%6K]
I/O ports at bcc0 [size2]
Memory at dc338000 (32-bit, non-prefetchable) [size\x16K]
Expansion ROM at dc200000 [disabled] [size%6K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
Capabilities: [60] MSI-X: Enable+ Mask- TabSize\x18
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number cc-b8-5f-ff-ff-21-1b-00
Kernel driver in use: ixgbe
Kernel modules: ixgbe
09:00.1 Ethernet controller: Intel Corporation 82598EB 10-Gigabit AF Dual Port Network Connection (rev 01)
Subsystem: Intel Corporation Device a21f
Flags: bus master, fast devsel, latency 0, IRQ 45
Memory at dc360000 (32-bit, non-prefetchable) [size\x128K]
Memory at dc3c0000 (32-bit, non-prefetchable) [size%6K]
I/O ports at bce0 [size2]
Memory at dc33c000 (32-bit, non-prefetchable) [size\x16K]
Capabilities: [40] Power Management version 3
Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
Capabilities: [60] MSI-X: Enable+ Mask- TabSize\x18
Capabilities: [a0] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting <?>
Capabilities: [140] Device Serial Number cc-b8-5f-ff-ff-21-1b-00
Kernel driver in use: ixgbe
Kernel modules: ixgbe
0b:03.0 VGA compatible controller: Matrox Graphics, Inc. MGA G200eW WPCM450 (rev 0a)
Subsystem: Dell Device 0235
Flags: bus master, medium devsel, latency 32, IRQ 10
Memory at d3800000 (32-bit, prefetchable) [size=8M]
Memory at deffc000 (32-bit, non-prefetchable) [size\x16K]
Memory at df000000 (32-bit, non-prefetchable) [size=8M]
[virtual] Expansion ROM at de800000 [disabled] [sizedK]
Capabilities: [dc] Power Management version 1
--------------------------
# lsmod
Module Size Used by
bridge 77857 0
stp 2179 1 bridge
bonding 96887 0
lp 10169 0
kvm_intel 47929 9
kvm 301962 1 kvm_intel
ixgbe 152988 0
bnx2 75972 0
mdio 4738 1 ixgbe
psmouse 59423 0
parport 36911 1 lp
serio_raw 4926 0
joydev 10167 0
dcdbas 7054 0
power_meter 9295 0
ses 6807 0
usbhid 40661 0
hid 82035 1 usbhid
enclosure 8425 1 ses
usb_storage 49208 0
igb 105997 0
dca 6637 2 ixgbe,igb
megaraid_sas 44559 3
-----Ursprüngliche Nachricht-----
Von: Zhang, Xiantao [mailto:xiantao.zhang@intel.com]
Gesendet: Dienstag, 6. Juli 2010 03:10
An: Scholte van Mast, Rene; kvm-ia64@vger.kernel.org
Betreff: RE: bad KVM network performance with 10GB
Could you post your hardware configuration here?
Xiantao
Scholte van Mast, Rene wrote:
> Hello,
> I have trouble with the network performance inside my virtual
> machines.
>
> My KVM-Host machine is connected to a 10Gbit Network. All interfaces
> are configured to a mtu of 4132. On this host I have no problems and
> I can use the full bandwidth:
>
> # iperf -c 10.10.80.100 -w 65536 -p 12345 -t 60 -P4
> [ ID] Interval Transfer Bandwidth
> [ 4] 0.0-60.0 sec 18.8 GBytes 2.69 Gbits/sec
> [ 5] 0.0-60.0 sec 15.0 GBytes 2.14 Gbits/sec
> [ 6] 0.0-60.0 sec 19.3 GBytes 2.76 Gbits/sec
> [ 3] 0.0-60.0 sec 15.1 GBytes 2.16 Gbits/sec
> [SUM] 0.0-60.0 sec 68.1 GBytes 9.75 Gbits/sec
>
>
> Inside a virtual machine don't reach this result:
>
> # iperf -c 10.10.80.100 -w 65536 -p 12345 -t 60 -P 4
> [ ID] Interval Transfer Bandwidth
> [ 3] 0.0-60.0 sec 5.65 GBytes 808 Mbits/sec
> [ 4] 0.0-60.0 sec 5.52 GBytes 790 Mbits/sec
> [ 5] 0.0-60.0 sec 5.66 GBytes 811 Mbits/sec
> [ 6] 0.0-60.0 sec 5.70 GBytes 816 Mbits/sec
> [SUM] 0.0-60.0 sec 22.5 GBytes 3.23 Gbits/sec
>
> I only can use 3,23Gbits of 10Gbits. I use the virtio driver for all
> of my vms, but I have also tried to use the e1000 nic device instead.
>
> With starting the iperf performance test on multiple vms
> simultaneously I can use the full bandwidth of the kvm host's
> interface. But only one vm can't use the full bandwith. Is this a
> known limitation, or can I improve this performance?
>
> Does anyone have an idea how I can improve my network performance?
> It's very important, because I want to use the network interface to
> boot all vms via AOE (ATA over Ethernet).
>
> If I mount a harddisk via AOE inside a vm I get only this results:
> Write |CPU |Rewrite |CPU |Read |CPU
> 102440 |10 |51343 |5 |104249 |3
>
> On the KVM Host I get those results on a mouted AOE Device:
> Write |CPU |Rewrite |CPU |Read |CPU
> 205597 |19 |139118 |11 |391316 |11
>
> If I mount the AOE Device directly on the kvm-host and put a virtual
> harddisk-file in it I got the following results inside a vm using
> this harddisk-file:
> Write |CPU |Rewrite |CPU |Read |CPU
> 175140 |12 |136113 |24 |599989 |29
>
> Here more details about my environment:
>
> KVM Version:
> QEMU PC emulator version 0.12.3 (qemu-kvm-0.12.3), Copyright (c)
> 2003-2008 Fabrice Bellard
> 0.12.3+noroms-0ubuntu9
>
> KVM Host Kernel:
> 2.6.32-22-server #36-Ubuntu SMP Thu Jun 3 20:38:33 UTC 2010 x86_64
> GNU/Linux
>
> KVM Host OS:
> Distributor ID: Ubuntu
> Description: Ubuntu 10.04 LTS
> Release: 10.04
> Codename: lucid
>
> KVM Guest Kernel:
> 2.6.32-22-server #36-Ubuntu SMP Thu Jun 3 20:38:33 UTC 2010 x86_64
> GNU/Linux
>
> KVM Guest OS:
> Distributor ID: Ubuntu
> Description: Ubuntu 10.04 LTS
> Release: 10.04
> Codename: lucid
>
> I would feel very happy if someone can help to solve my problem!
>
> Best regards
prev parent reply other threads:[~2010-07-07 7:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-05 11:31 bad KVM network performance with 10GB Scholte van Mast, Rene
2010-07-06 1:09 ` Zhang, Xiantao
2010-07-07 7:45 ` Scholte van Mast, Rene [this message]
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