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[Qemu-devel] [PATCH COLO-Frame v9 10/32] COLO: Add a new RunState RUN_ST
From: |
zhanghailiang |
Subject: |
[Qemu-devel] [PATCH COLO-Frame v9 10/32] COLO: Add a new RunState RUN_STATE_COLO |
Date: |
Wed, 2 Sep 2015 16:22:57 +0800 |
Guest will enter this state when paused to save/restore VM state
under colo checkpoint.
Cc: Eric Blake <address@hidden>
Cc: Markus Armbruster <address@hidden>
Signed-off-by: zhanghailiang <address@hidden>
Signed-off-by: Li Zhijian <address@hidden>
Signed-off-by: Gonglei <address@hidden>
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
---
qapi-schema.json | 7 ++++++-
vl.c | 8 ++++++++
2 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/qapi-schema.json b/qapi-schema.json
index 0d3d6e2..6a3796e 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -148,12 +148,15 @@
# @watchdog: the watchdog action is configured to pause and has been triggered
#
# @guest-panicked: guest has been panicked as a result of guest OS panic
+#
+# @colo: guest is paused to save/restore VM state under colo checkpoint (since
+# 2.5)
##
{ 'enum': 'RunState',
'data': [ 'debug', 'inmigrate', 'internal-error', 'io-error', 'paused',
'postmigrate', 'prelaunch', 'finish-migrate', 'restore-vm',
'running', 'save-vm', 'shutdown', 'suspended', 'watchdog',
- 'guest-panicked' ] }
+ 'guest-panicked', 'colo' ] }
##
# @StatusInfo:
@@ -428,6 +431,8 @@
#
# @failed: some error occurred during migration process.
#
+# @colo: VM is in the process of fault tolerance.
+#
# Since: 2.3
#
##
diff --git a/vl.c b/vl.c
index 571347a..d5e900b 100644
--- a/vl.c
+++ b/vl.c
@@ -584,6 +584,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
{ RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
{ RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
+ { RUN_STATE_INMIGRATE, RUN_STATE_COLO },
{ RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
{ RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
@@ -593,6 +594,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_PAUSED, RUN_STATE_RUNNING },
{ RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
+ { RUN_STATE_PAUSED, RUN_STATE_COLO},
{ RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
{ RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
@@ -603,9 +605,12 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
{ RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
+ { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO},
{ RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
+ { RUN_STATE_COLO, RUN_STATE_RUNNING },
+
{ RUN_STATE_RUNNING, RUN_STATE_DEBUG },
{ RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
{ RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
@@ -616,6 +621,7 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
{ RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
{ RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
+ { RUN_STATE_RUNNING, RUN_STATE_COLO},
{ RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
@@ -626,9 +632,11 @@ static const RunStateTransition runstate_transitions_def[]
= {
{ RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
{ RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
{ RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
+ { RUN_STATE_SUSPENDED, RUN_STATE_COLO},
{ RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
{ RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
+ { RUN_STATE_WATCHDOG, RUN_STATE_COLO},
{ RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
{ RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
--
1.8.3.1
- [Qemu-devel] [PATCH COLO-Frame v9 06/32] migration: Integrate COLO checkpoint process into loadvm, (continued)
- [Qemu-devel] [PATCH COLO-Frame v9 06/32] migration: Integrate COLO checkpoint process into loadvm, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 16/32] COLO: synchronize PVM's state to SVM periodically, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 14/32] COLO: Load VMState into qsb before restore it, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 15/32] COLO: Flush PVM's cached RAM into SVM's memory, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 07/32] migration: Rename the'file' member of MigrationState and MigrationIncomingState, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 13/32] COLO: Load PVM's dirty pages into SVM's RAM cache temporarily, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 19/32] COLO: Implement failover work for Primary VM, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 20/32] COLO: Implement failover work for Secondary VM, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 17/32] COLO failover: Introduce a new command to trigger a failover, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 21/32] COLO: implement default failover treatment, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 10/32] COLO: Add a new RunState RUN_STATE_COLO,
zhanghailiang <=
- [Qemu-devel] [PATCH COLO-Frame v9 23/32] COLO failover: Shutdown related socket fd when do failover, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 18/32] COLO failover: Introduce state to record failover process, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 24/32] COLO failover: Don't do failover during loading VM's state, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 22/32] qmp event: Add event notification for COLO error, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 26/32] COLO: Implement shutdown checkpoint, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 30/32] COLO: Split qemu_savevm_state_begin out of checkpoint process, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 25/32] COLO: Control the checkpoint delay time by migrate-set-parameters command, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 29/32] COLO: Separate the process of saving/loading ram and device state, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 28/32] savevm: Split load vm state function qemu_loadvm_state, zhanghailiang, 2015/09/02
- [Qemu-devel] [PATCH COLO-Frame v9 32/32] COLO: Add net packets treatment into COLO, zhanghailiang, 2015/09/02