From 4075fb1ca4ed673ff93d09936da014c1d2c6d2ca Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Fri, 15 Jan 2016 08:56:17 +0100 Subject: migration: Create x-multifd-channels parameter Indicates the number of channels that we will create. By default we create 2 channels. Signed-off-by: Juan Quintela Reviewed-by: Dr. David Alan Gilbert Reviewed-by: Peter Xu -- Catch inconsistent defaults (eric). Improve comment stating that number of threads is the same than number of sockets Use new DEFIN_PROP_* Rename x-multifd-threads to x-multifd-threads --- qapi/migration.json | 24 +++++++++++++++++++++--- 1 file changed, 21 insertions(+), 3 deletions(-) (limited to 'qapi') diff --git a/qapi/migration.json b/qapi/migration.json index ec4a88a43a..c766fb1e52 100644 --- a/qapi/migration.json +++ b/qapi/migration.json @@ -466,13 +466,19 @@ # migrated and the destination must already have access to the # same backing chain as was used on the source. (since 2.10) # +# @x-multifd-channels: Number of channels used to migrate data in +# parallel. This is the same number that the +# number of sockets used for migration. The +# default value is 2 (since 2.11) +# # Since: 2.4 ## { 'enum': 'MigrationParameter', 'data': ['compress-level', 'compress-threads', 'decompress-threads', 'cpu-throttle-initial', 'cpu-throttle-increment', 'tls-creds', 'tls-hostname', 'max-bandwidth', - 'downtime-limit', 'x-checkpoint-delay', 'block-incremental' ] } + 'downtime-limit', 'x-checkpoint-delay', 'block-incremental', + 'x-multifd-channels'] } ## # @MigrateSetParameters: @@ -528,6 +534,11 @@ # migrated and the destination must already have access to the # same backing chain as was used on the source. (since 2.10) # +# @x-multifd-channels: Number of channels used to migrate data in +# parallel. This is the same number that the +# number of sockets used for migration. The +# default value is 2 (since 2.11) +# # Since: 2.4 ## # TODO either fuse back into MigrationParameters, or make @@ -543,7 +554,8 @@ '*max-bandwidth': 'int', '*downtime-limit': 'int', '*x-checkpoint-delay': 'int', - '*block-incremental': 'bool' } } + '*block-incremental': 'bool', + '*x-multifd-channels': 'int' } } ## # @migrate-set-parameters: @@ -614,6 +626,11 @@ # migrated and the destination must already have access to the # same backing chain as was used on the source. (since 2.10) # +# @x-multifd-channels: Number of channels used to migrate data in +# parallel. This is the same number that the +# number of sockets used for migration. +# The default value is 2 (since 2.11) +# # Since: 2.4 ## { 'struct': 'MigrationParameters', @@ -627,7 +644,8 @@ '*max-bandwidth': 'int', '*downtime-limit': 'int', '*x-checkpoint-delay': 'int', - '*block-incremental': 'bool' } } + '*block-incremental': 'bool' , + '*x-multifd-channels': 'int' } } ## # @query-migrate-parameters: -- cgit v1.2.3-55-g7522