Revision e43d4f9f
| b/lib/constants.py | ||
|---|---|---|
| 434 | 434 |
HV_DEVICE_MODEL = "device_model" |
| 435 | 435 |
HV_INIT_SCRIPT = "init_script" |
| 436 | 436 |
HV_MIGRATION_PORT = "migration_port" |
| 437 |
HV_MIGRATION_BANDWIDTH = "migration_bandwidth" |
|
| 438 |
HV_MIGRATION_DOWNTIME = "migration_downtime" |
|
| 437 | 439 |
HV_USE_LOCALTIME = "use_localtime" |
| 438 | 440 |
HV_DISK_CACHE = "disk_cache" |
| 439 | 441 |
HV_SECURITY_MODEL = "security_model" |
| ... | ... | |
| 465 | 467 |
HV_DEVICE_MODEL: VTYPE_STRING, |
| 466 | 468 |
HV_INIT_SCRIPT: VTYPE_STRING, |
| 467 | 469 |
HV_MIGRATION_PORT: VTYPE_INT, |
| 470 |
HV_MIGRATION_BANDWIDTH: VTYPE_INT, |
|
| 471 |
HV_MIGRATION_DOWNTIME: VTYPE_INT, |
|
| 468 | 472 |
HV_USE_LOCALTIME: VTYPE_BOOL, |
| 469 | 473 |
HV_DISK_CACHE: VTYPE_STRING, |
| 470 | 474 |
HV_SECURITY_MODEL: VTYPE_STRING, |
| ... | ... | |
| 732 | 736 |
HV_DISK_TYPE: HT_DISK_PARAVIRTUAL, |
| 733 | 737 |
HV_USB_MOUSE: '', |
| 734 | 738 |
HV_MIGRATION_PORT: 8102, |
| 739 |
HV_MIGRATION_BANDWIDTH: 32, # MiB/s |
|
| 740 |
HV_MIGRATION_DOWNTIME: 30, # ms |
|
| 735 | 741 |
HV_USE_LOCALTIME: False, |
| 736 | 742 |
HV_DISK_CACHE: HT_CACHE_DEFAULT, |
| 737 | 743 |
HV_SECURITY_MODEL: HT_SM_NONE, |
| ... | ... | |
| 748 | 754 |
|
| 749 | 755 |
HVC_GLOBALS = frozenset([ |
| 750 | 756 |
HV_MIGRATION_PORT, |
| 757 |
HV_MIGRATION_BANDWIDTH, |
|
| 751 | 758 |
]) |
| 752 | 759 |
|
| 753 | 760 |
BEC_DEFAULTS = {
|
| b/lib/hypervisor/hv_kvm.py | ||
|---|---|---|
| 78 | 78 |
constants.HV_USB_MOUSE: |
| 79 | 79 |
hv_base.ParamInSet(False, constants.HT_KVM_VALID_MOUSE_TYPES), |
| 80 | 80 |
constants.HV_MIGRATION_PORT: hv_base.NET_PORT_CHECK, |
| 81 |
constants.HV_MIGRATION_BANDWIDTH: hv_base.NO_CHECK, |
|
| 82 |
constants.HV_MIGRATION_DOWNTIME: hv_base.NO_CHECK, |
|
| 81 | 83 |
constants.HV_USE_LOCALTIME: hv_base.NO_CHECK, |
| 82 | 84 |
constants.HV_DISK_CACHE: |
| 83 | 85 |
hv_base.ParamInSet(True, constants.HT_VALID_CACHE_TYPES), |
| ... | ... | |
| 811 | 813 |
if not live: |
| 812 | 814 |
self._CallMonitorCommand(instance_name, 'stop') |
| 813 | 815 |
|
| 816 |
migrate_command = ('migrate_set_speed %dm' %
|
|
| 817 |
instance.hvparams[constants.HV_MIGRATION_BANDWIDTH]) |
|
| 818 |
self._CallMonitorCommand(instance_name, migrate_command) |
|
| 819 |
|
|
| 820 |
migrate_command = ('migrate_set_downtime %dms' %
|
|
| 821 |
instance.hvparams[constants.HV_MIGRATION_DOWNTIME]) |
|
| 822 |
self._CallMonitorCommand(instance_name, migrate_command) |
|
| 823 |
|
|
| 814 | 824 |
migrate_command = 'migrate -d tcp:%s:%s' % (target, port) |
| 815 | 825 |
self._CallMonitorCommand(instance_name, migrate_command) |
| 816 | 826 |
|
| b/man/gnt-cluster.sgml | ||
|---|---|---|
| 419 | 419 |
</para> |
| 420 | 420 |
</listitem> |
| 421 | 421 |
</varlistentry> |
| 422 |
<varlistentry> |
|
| 423 |
<term>migration_bandwidth</term> |
|
| 424 |
<listitem> |
|
| 425 |
<simpara>Valid for the KVM hypervisor.</simpara> |
|
| 426 |
|
|
| 427 |
<para> |
|
| 428 |
This option specifies the maximum bandwidth that KVM will |
|
| 429 |
use for instance live migrations. The value is in MiB/s. |
|
| 430 |
</para> |
|
| 431 |
|
|
| 432 |
<simpara>This option is only effective with kvm versions >= 78 |
|
| 433 |
and qemu-kvm versions >= 0.10.0. |
|
| 434 |
</simpara> |
|
| 435 |
</listitem> |
|
| 436 |
</varlistentry> |
|
| 422 | 437 |
</variablelist> |
| 423 | 438 |
|
| 424 | 439 |
</para> |
| b/man/gnt-instance.sgml | ||
|---|---|---|
| 658 | 658 |
</listitem> |
| 659 | 659 |
</varlistentry> |
| 660 | 660 |
|
| 661 |
<varlistentry> |
|
| 662 |
<term>migration_downtime</term> |
|
| 663 |
<listitem> |
|
| 664 |
<simpara>Valid for the KVM hypervisor.</simpara> |
|
| 665 |
|
|
| 666 |
<simpara>The maximum amount of time (in ms) a KVM instance is |
|
| 667 |
allowed to be frozen during a live migration, in order to copy |
|
| 668 |
dirty memory pages. Default value is 30ms, but you may need to |
|
| 669 |
increase this value for busy instances. |
|
| 670 |
</simpara> |
|
| 671 |
|
|
| 672 |
<simpara>This option is only effective with kvm versions >= 87 |
|
| 673 |
and qemu-kvm versions >= 0.11.0. |
|
| 674 |
</simpara> |
|
| 675 |
|
|
| 676 |
</listitem> |
|
| 677 |
</varlistentry> |
|
| 678 |
|
|
| 661 | 679 |
</variablelist> |
| 662 | 680 |
|
| 663 | 681 |
</para> |
Also available in: Unified diff