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| author | Zhang Chen <chen.zhang@intel.com> | 2018-09-03 12:39:00 +0800 |
|---|---|---|
| committer | Jason Wang <jasowang@redhat.com> | 2018-10-19 11:15:03 +0800 |
| commit | 8e640892ec2f54bd22d242d83953fba5ba98aac1 (patch) | |
| tree | a0c2b43f7b8c3424eb786468beeada79f5608370 | |
| parent | 2518aec19250531c4e03208b273a6b44b1344c33 (diff) | |
| download | focaccia-qemu-8e640892ec2f54bd22d242d83953fba5ba98aac1.tar.gz focaccia-qemu-8e640892ec2f54bd22d242d83953fba5ba98aac1.zip | |
docs: Add COLO status diagram to COLO-FT.txt
This diagram make user better understand COLO. Suggested by Markus Armbruster. Signed-off-by: Zhang Chen <zhangckid@gmail.com> Signed-off-by: Zhang Chen <chen.zhang@intel.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
| -rw-r--r-- | docs/COLO-FT.txt | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/docs/COLO-FT.txt b/docs/COLO-FT.txt index 70cfb9ce7d..6302469d0e 100644 --- a/docs/COLO-FT.txt +++ b/docs/COLO-FT.txt @@ -110,6 +110,40 @@ Note: HeartBeat has not been implemented yet, so you need to trigger failover process by using 'x-colo-lost-heartbeat' command. +== COLO operation status == + ++-----------------+ +| | +| Start COLO | +| | ++--------+--------+ + | + | Main qmp command: + | migrate-set-capabilities with x-colo + | migrate + | + v ++--------+--------+ +| | +| COLO running | +| | ++--------+--------+ + | + | Main qmp command: + | x-colo-lost-heartbeat + | or + | some error happened + v ++--------+--------+ +| | send qmp event: +| COLO failover | COLO_EXIT +| | ++-----------------+ + +COLO use the qmp command to switch and report operation status. +The diagram just shows the main qmp command, you can get the detail +in test procedure. + == Test procedure == 1. Startup qemu Primary: |