Mem-hotplug » История » Версия 4
Андрей Волков, 2016-08-12 18:38
| 1 | 1 | Андрей Волков | h1. Добавление памяти (ACPI) |
|---|---|---|---|
| 2 | |||
| 3 | 2 | Андрей Волков | h2. На хосте |
| 4 | |||
| 5 | 1 | Андрей Волков | *qmp-shell -H /run/qemu/qemu5521.control.sock* |
| 6 | |||
| 7 | <pre> |
||
| 8 | (QEMU) info memory-devices |
||
| 9 | (QEMU) object_add memory-backend-ram,id=mem1,size=2G |
||
| 10 | (QEMU) device_add pc-dimm,id=dimm1,memdev=mem1 |
||
| 11 | (QEMU) info memory-devices |
||
| 12 | Memory device [dimm]: "dimm1" |
||
| 13 | addr: 0x2c0000000 |
||
| 14 | slot: 0 |
||
| 15 | node: 0 |
||
| 16 | size: 2147483648 |
||
| 17 | memdev: /objects/mem1 |
||
| 18 | hotplugged: true |
||
| 19 | hotpluggable: true |
||
| 20 | 2 | Андрей Волков | </pre> |
| 21 | |||
| 22 | h2. На госте |
||
| 23 | |||
| 24 | <pre> |
||
| 25 | for NAME in $(grep -l offline /sys/devices/system/memory/memory*/state); do echo online > $NAME; done |
||
| 26 | 1 | Андрей Волков | </pre> |
| 27 | 3 | Андрей Волков | |
| 28 | 4 | Андрей Волков | h2. Полезные ссылки |
| 29 | |||
| 30 | 3 | Андрей Волков | https://github.com/qemu/qemu/blob/master/docs/memory-hotplug.txt |
| 31 | https://medium.com/@juergen_thomann/memory-hotplug-with-qemu-kvm-and-libvirt-558f1c635972#.eenrv1jdb |