.args_type = "device:O",
.params = "driver[,prop=value][,...]",
.help = "add device, like -device on the command line",
- .mhandler.cmd_new = do_device_add,
+ .mhandler.cmd_new = qmp_device_add,
},
SQMP
(1) QEMU must be started with -incoming defer to allow migrate-incoming to
be used
-(2) The uri format is the same as to -incoming
+(2) The uri format is the same as for -incoming
EQMP
{
(json-string, optional)
- "sync": what parts of the disk image should be copied to the destination;
possibilities include "full" for all the disk, "top" for only the sectors
- allocated in the topmost image, "dirty-bitmap" for only the dirty sectors in
+ allocated in the topmost image, "incremental" for only the dirty sectors in
the bitmap, or "none" to only replicate new I/O (MirrorSyncMode).
-- "bitmap": dirty bitmap name for sync==dirty-bitmap. Must be present if sync
- is "dirty-bitmap", must NOT be present otherwise.
+- "bitmap": dirty bitmap name for sync==incremental. Must be present if sync
+ is "incremental", must NOT be present otherwise.
- "mode": whether and how QEMU should create a new image
(NewImageMode, optional, default 'absolute-paths')
- "speed": the maximum speed, in bytes per second (json-int, optional)
.args_type = "sync:s,device:B,target:s,speed:i?,mode:s?,format:s?,"
"node-name:s?,replaces:s?,"
"on-source-error:s?,on-target-error:s?,"
+ "unmap:b?,"
"granularity:i?,buf-size:i?",
.mhandler.cmd_new = qmp_marshal_input_drive_mirror,
},
(BlockdevOnError, default 'report')
- "on-target-error": the action to take on an error on the target
(BlockdevOnError, default 'report')
+- "unmap": whether the target sectors should be discarded where source has only
+ zeroes. (json-bool, optional, default true)
The default value of the granularity is the image cluster size clamped
between 4096 and 65536, if the image format defines one. If the format
.args_type = "",
.params = "",
.help = "enable QMP capabilities",
- .mhandler.cmd_new = do_qmp_capabilities,
+ .mhandler.cmd_new = qmp_capabilities,
},
SQMP
- "rdma-pin-all": pin all pages when using RDMA during migration
- "auto-converge": throttle down guest to help convergence of migration
- "zero-blocks": compress zero blocks during block migration
+- "events": generate events for each migration state change
Arguments: