![]() The size can also be specified using the size option with "-o", "commit" monitor command (or qemu-img commit). backing_file will never be modified unless you use the If the option backing_file is specified, then the image will record That enable additional features of this format. Depending on the file format, you can add one or more options Will yield the exit code 0, independently of the image state before.Ĭreate filename Ĭreate the new disk image filename of size size and formatįmt. State after (the attempt at) repairing it. If "-r" is specified, exit codes representing the image state refer to the The following table summarizes all exit codes of the check subcommand:Ĭheck completed, the image is (now) consistentĬheck not completed because of internal errorsĬheck completed, image has leaked clusters, but is not corruptedĬhecks are not supported by the image format Other exit codes indicate the kind of inconsistency found or if another error In case the image does not have any inconsistencies, check exits with 0. Only the formats "qcow2", "qed" and "vdi" support Wrong fix or hiding corruption that has already occurred. "-r all" fixes all kinds of errors, with a higher risk of choosing the ![]() "-r leaks" repairs only cluster leaks, whereas If "-r" is specified, qemu-img tries to repair any inconsistencies foundĭuring the check. Output in the format ofmt which is either "human" or "json". Perform a consistency check on the disk image filename. Strict mode - fail on different image size or sector allocationĬheck ] filename Is the name of the snapshot to create, apply or deleteĪpplies a snapshot (revert disk to saved state) Specifies the cache mode that should be used with the source file(s). ![]() The documentation of the emulator's "-drive cache=." option for allowed Specifies the cache mode that should be used with the (destination) file. You may use the common size suffixes like This value is roundedĭown to the nearest 512 bytes. Indicates the consecutive number of bytes that must contain only zerosįor qemu-img to create a sparse image during conversion. Quiet mode - do not print any output (except errors). Progress is reported when the process receives a "SIGUSR1" signal. If the -p option is not used for a command that supports it, the With or without a command shows help and lists the supported formatsĭisplay progress bar (compare, convert and rebase commands only). Indicates that target image must be compressed (qcow format only) Is deprecated, use snapshot_param instead Is param used for internal snapshot, format is Use "-o ?" for an overview of the options supportedīy the used format or see the format descriptions below for details. Is a comma separated list of format specific options in a ![]() Will enumerate information about backing files in a disk image chain. See belowįor a description of the supported disk formats. It is guessed automatically in most cases. Indicates that the filename parameter is to be interpreted as aįull option string, not a plain filename. Type is a "secret", which is used to supply passwords and/or encryption Page for a description of the object properties. Is a QEMU user creatable object definition. Check ] filename create filename commit filename compare filename1 filename2 convert filename ] output_filename info filename map filename snapshot filename rebase -b backing_file filename resize filename size amend -o options filename ![]()
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