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docs: Update Live migration documentation for local migration

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Use new --local for efficient live migration when migrating locally for
live upgrade.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2022-01-17 16:41:44 +00:00
parent 33fd0af8b3
commit a61302f73f
1 changed files with 3 additions and 3 deletions
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6
docs/live_migration.md
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@ -8,13 +8,13 @@ support in Cloud Hypervisor:
1. nested-vm migration - migrating between two nested VMs whose host VMs
are running on the same machine.
## Local Migration
## Local Migration (Suitable for Live Upgrade of VMM)
Launch the source VM (on the host machine):
```bash
$ target/release/cloud-hypervisor
--kernel ~/workloads/vmlinux \
--disk path=~/workloads/focal.raw \
--cpus boot=1 --memory size=1G \
--cpus boot=1 --memory size=1G,shared=on \
--cmdline "root=/dev/vda1 console=ttyS0" \
--serial tty --console off --api-socket=/tmp/api1
```
@ -31,7 +31,7 @@ $ target/release/ch-remote --api-socket=/tmp/api2 receive-migration unix:/tmp/so
Start to send migration for the source VM (on the host machine):
```bash
$ target/release/ch-remote --api-socket=/tmp/api1 send-migration unix:/tmp/sock
$ target/release/ch-remote --api-socket=/tmp/api1 send-migration --local unix:/tmp/sock
```
When the above commands completed, the source VM should be successfully