openstack/nova
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Add description of live_migration_timeout_action option

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Change-Id: I1e661751e62ecfa6ce9e3800cd5c3a285c0cca11
Closes-Bug: #1857013
This commit is contained in:
chenxing
2019-12-20 16:59:03 +08:00
parent bbda16f634
commit ba3c6bf555
1 changed files with 6 additions and 4 deletions
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10
doc/source/admin/configuring-migrations.rst
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@@ -234,10 +234,12 @@ memory-intensive instances succeed.
#. **Live migration completion timeout** #. **Live migration completion timeout**
The Compute service aborts a migration when it has been running for too The Compute service will either abort or force complete a migration
long. The timeout is calculated based on the instance size, which is the when it has been running too long. This behavior is configurable
instance's memory size in GiB. In the case of block migration, the size of using the :oslo.config:option:`libvirt.live_migration_timeout_action`
ephemeral storage in GiB is added. config option. The timeout is calculated based on the instance size, which
is the instance's memory size in GiB. In the case of block migration, the
size of ephemeral storage in GiB is added.
The timeout in seconds is the instance size multiplied by the configurable The timeout in seconds is the instance size multiplied by the configurable
parameter :oslo.config:option:`libvirt.live_migration_completion_timeout`, parameter :oslo.config:option:`libvirt.live_migration_completion_timeout`,