# expected downtime in milliseconds for the guest in last walk
# of the dirty bitmap. (since 1.3)
#
+# @setup-time: #optional amount of setup time in milliseconds _before_ the
+# iterations begin but _after_ the QMP command is issued. This is designed
+# to provide an accounting of any activities (such as RDMA pinning) which
+# may be expensive, but do not actually occur during the iterative
+# migration rounds themselves. (since 1.6)
+#
# Since: 0.14.0
##
{ 'type': 'MigrationInfo',
'*xbzrle-cache': 'XBZRLECacheStats',
'*total-time': 'int',
'*expected-downtime': 'int',
- '*downtime': 'int'} }
+ '*downtime': 'int',
+ '*setup-time': 'int'} }
##
# @query-migrate
# Disabled by default. Experimental: may (or may not) be renamed after
# further testing is complete. (since 1.6)
#
+# @zero-blocks: During storage migration encode blocks of zeroes efficiently. This
+# essentially saves 1MB of zeroes per block on the wire. Enabling requires
+# source and target VM to support this feature. To enable it is sufficient
+# to enable the capability on the source VM. The feature is disabled by
+# default. (since 1.6)
+#
+# @auto-converge: If enabled, QEMU will automatically throttle down the guest
+# to speed up convergence of RAM migration. (since 1.6)
+#
# Since: 1.2
##
{ 'enum': 'MigrationCapability',
- 'data': ['xbzrle', 'x-rdma-pin-all', 'auto-converge'] }
+ 'data': ['xbzrle', 'x-rdma-pin-all', 'auto-converge', 'zero-blocks'] }
##
# @MigrationCapabilityStatus
#
# @image: the info of image used (since: 1.6)
#
+# @bps_max: #optional total max in bytes (Since 1.7)
+#
+# @bps_rd_max: #optional read max in bytes (Since 1.7)
+#
+# @bps_wr_max: #optional write max in bytes (Since 1.7)
+#
+# @iops_max: #optional total I/O operations max (Since 1.7)
+#
+# @iops_rd_max: #optional read I/O operations max (Since 1.7)
+#
+# @iops_wr_max: #optional write I/O operations max (Since 1.7)
+#
+# @iops_size: #optional an I/O size in bytes (Since 1.7)
+#
# Since: 0.14.0
#
# Notes: This interface is only found in @BlockInfo.
'encrypted': 'bool', 'encryption_key_missing': 'bool',
'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int',
- 'image': 'ImageInfo' } }
+ 'image': 'ImageInfo',
+ '*bps_max': 'int', '*bps_rd_max': 'int',
+ '*bps_wr_max': 'int', '*iops_max': 'int',
+ '*iops_rd_max': 'int', '*iops_wr_max': 'int',
+ '*iops_size': 'int' } }
##
# @BlockDeviceIoStatus:
##
{ 'enum': 'BlockDeviceIoStatus', 'data': [ 'ok', 'failed', 'nospace' ] }
+##
+# @BlockDeviceMapEntry:
+#
+# Entry in the metadata map of the device (returned by "qemu-img map")
+#
+# @start: Offset in the image of the first byte described by this entry
+# (in bytes)
+#
+# @length: Length of the range described by this entry (in bytes)
+#
+# @depth: Number of layers (0 = top image, 1 = top image's backing file, etc.)
+# before reaching one for which the range is allocated. The value is
+# in the range 0 to the depth of the image chain - 1.
+#
+# @zero: the sectors in this range read as zeros
+#
+# @data: reading the image will actually read data from a file (in particular,
+# if @offset is present this means that the sectors are not simply
+# preallocated, but contain actual data in raw format)
+#
+# @offset: if present, the image file stores the data for this range in
+# raw format at the given offset.
+#
+# Since 1.7
+##
+{ 'type': 'BlockDeviceMapEntry',
+ 'data': { 'start': 'int', 'length': 'int', 'depth': 'int', 'zero': 'bool',
+ 'data': 'bool', '*offset': 'int' } }
+
##
# @BlockDirtyInfo:
#
#
# @iops_wr: write I/O operations per second
#
+# @bps_max: #optional total max in bytes (Since 1.7)
+#
+# @bps_rd_max: #optional read max in bytes (Since 1.7)
+#
+# @bps_wr_max: #optional write max in bytes (Since 1.7)
+#
+# @iops_max: #optional total I/O operations max (Since 1.7)
+#
+# @iops_rd_max: #optional read I/O operations max (Since 1.7)
+#
+# @iops_wr_max: #optional write I/O operations max (Since 1.7)
+#
+# @iops_size: #optional an I/O size in bytes (Since 1.7)
+#
# Returns: Nothing on success
# If @device is not a valid block device, DeviceNotFound
#
##
{ 'command': 'block_set_io_throttle',
'data': { 'device': 'str', 'bps': 'int', 'bps_rd': 'int', 'bps_wr': 'int',
- 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int' } }
+ 'iops': 'int', 'iops_rd': 'int', 'iops_wr': 'int',
+ '*bps_max': 'int', '*bps_rd_max': 'int',
+ '*bps_wr_max': 'int', '*iops_max': 'int',
+ '*iops_rd_max': 'int', '*iops_wr_max': 'int',
+ '*iops_size': 'int' } }
##
# @block-stream:
'*rows' : 'int' } }
##
-# @ChardevMemory:
+# @ChardevRingbuf:
#
-# Configuration info for memory chardevs
+# Configuration info for ring buffer chardevs.
#
-# @size: #optional Ringbuffer size, must be power of two, default is 65536
+# @size: #optional ring buffer size, must be power of two, default is 65536
#
# Since: 1.5
##
-{ 'type': 'ChardevMemory', 'data': { '*size' : 'int' } }
+{ 'type': 'ChardevRingbuf', 'data': { '*size' : 'int' } }
##
# @ChardevBackend:
'spicevmc' : 'ChardevSpiceChannel',
'spiceport' : 'ChardevSpicePort',
'vc' : 'ChardevVC',
- 'memory' : 'ChardevMemory' } }
+ 'ringbuf': 'ChardevRingbuf',
+ # next one is just for compatibility
+ 'memory' : 'ChardevRingbuf' } }
##
# @ChardevReturn:
projects / qemu.git / blobdiff