QEMU QMP

QEMU QEMU Machine Protocol

Tips

// 服务端响应
{"QMP": {"version": {"qemu": {"micro": 0, "minor": 1, "major": 5}, "package": ""}, "capabilities": ["oob"]}}
// 协商能力
{ "execute": "qmp_capabilities" }
//
{ "return": {}}
// 查询状态
{ "execute": "query-status" }
//
{"return": {"status": "running", "singlestep": false, "running": true}}
// 查询所有命令
{ "execute": "query-commands" }
// 内存
{ "execute": "query-memdev" }
//
{"return": [{"prealloc": false, "host-nodes": [], "size": 134217728, "merge": true, "dump": true, "policy": "default", "id": "pc.ram"}]}
//
{ "execute": "system_powerdown" }

QMP 命令

commanddesc
add-fd
add_client
announce-self
balloon
block-commit
block-dirty-bitmap-add
block-dirty-bitmap-clear
block-dirty-bitmap-disable
block-dirty-bitmap-enable
block-dirty-bitmap-merge
block-dirty-bitmap-remove
block-job-cancel
block-job-complete
block-job-dismiss
block-job-finalize
block-job-pause
block-job-resume
block-job-set-speed
block-latency-histogram-set
block-set-write-threshold
block-stream
block_passwd
block_resize
block_set_io_throttle
blockdev-add
blockdev-backup
blockdev-change-medium
blockdev-close-tray
blockdev-create
blockdev-del
blockdev-insert-medium
blockdev-mirror
blockdev-open-tray
blockdev-remove-medium
blockdev-snapshot
blockdev-snapshot-delete-internal-sync
blockdev-snapshot-internal-sync
blockdev-snapshot-sync
change
change-backing-file
change-vnc-password
chardev-add
chardev-change
chardev-remove
chardev-send-break
client_migrate_info
closefd
cont
cpu-add
device-list-properties
device_add
device_del
drive-backup
drive-mirror
dump-guest-memory
eject
expire_password
getfd
human-monitor-command
inject-nmi
input-send-event
job-cancel
job-complete
job-dismiss
job-finalize
job-pause
job-resume
memsave
migrate
migrate-continue
migrate-incoming
migrate-pause
migrate-recover
migrate-set-cache-size
migrate-set-capabilities
migrate-set-parameters
migrate-start-postcopy
migrate_cancel
migrate_set_downtime
migrate_set_speed
nbd-server-add
nbd-server-remove
nbd-server-start
nbd-server-stop
netdev_add
netdev_del
object-add
object-del
pmemsave
qmp_capabilities
qom-get
qom-list
qom-list-properties
qom-list-types
qom-set
query-acpi-ospm-status
query-balloon
query-block
query-block-jobs
query-blockstats
query-chardev
query-chardev-backends
query-colo-status
query-command-line-options
query-commands
query-cpu-definitions
query-cpu-model-expansion
query-cpus
query-cpus-fast
query-current-machine
query-display-options
query-dump
query-dump-guest-memory-capability
query-events
query-fdsets
query-hotpluggable-cpus
query-iothreads
query-jobs
query-kvm
query-machines
query-memdev
query-memory-devices
query-memory-size-summary
query-mice
query-migrate
query-migrate-cache-size
query-migrate-capabilities
query-migrate-parameters
query-name
query-named-block-nodes
query-pci
query-pr-managers
query-qmp-schema
query-rocker
query-rocker-of-dpa-flows
query-rocker-of-dpa-groups
query-rocker-ports
query-rx-filter
query-sev
query-sev-capabilities
query-sev-launch-measure
query-status
query-target
query-tpm
query-tpm-models
query-tpm-types
query-uuid
query-version
query-vm-generation-id
query-vnc
query-vnc-servers
query-xen-replication-status
quit
remove-fd
ringbuf-read
ringbuf-write
rtc-reset-reinjection
screendump
send-key
set-numa-node
set_link
set_password
stop
system_powerdown
system_reset
system_wakeup
trace-event-get-state
trace-event-set-state
transaction
watchdog-set-action
x-blockdev-amend
x-blockdev-change
x-blockdev-reopen
x-blockdev-set-iothread
x-colo-lost-heartbeat
x-debug-block-dirty-bitmap-sha256
x-debug-query-block-graph
x-exit-preconfig
xen-colo-do-checkpoint
xen-load-devices-state
xen-save-devices-state
xen-set-global-dirty-log
xen-set-replication