公司OpenStack中的一台compute计算节点出现内存故障,于是我们采取热迁移故障计算节点上的所有VM
在热迁移之前还是需要做物业挂维护的。然后开始做准备工作
查询故障节点上所有的VM节点
[lookback@LookdeMacBook-Pro ~/OpenStack]$ openstack hypervisor list --long --sort-column 'Hypervisor Hostname' +----+----------------------------+-----------------+-------------+-------+------------+-------+----------------+-----------+ | ID | Hypervisor Hostname | Hypervisor Type | Host IP | State | vCPUs Used | vCPUs | Memory MB Used | Memory MB | +----+----------------------------+-----------------+-------------+-------+------------+-------+----------------+-----------+ | 7 | 1063713-compute1.dtops.cc | QEMU | 10.240.0.55 | up | 186 | 80 | 313344 | 772297 | | 22 | 1063741-compute2.dtops.cc | QEMU | 10.240.0.56 | up | 198 | 80 | 327680 | 772297 | | 28 | 1063742-compute3.dtops.cc | QEMU | 10.240.0.57 | up | 194 | 80 | 354304 | 772297 | | 13 | 1063743-compute4.dtops.cc | QEMU | 10.240.0.58 | up | 175 | 80 | 269312 | 772297 | | 25 | 1063744-compute5.dtops.cc | QEMU | 10.240.0.59 | up | 211 | 80 | 361472 | 772297 | | 31 | 1063745-compute6.dtops.cc | QEMU | 10.240.0.60 | up | 75 | 80 | 144384 | 772297 | | 34 | 1063746-compute7.dtops.cc | QEMU | 10.240.0.61 | up | 242 | 80 | 419840 | 772297 | | 10 | 1063747-compute8.dtops.cc | QEMU | 10.240.0.62 | up | 221 | 80 | 369664 | 772297 | | 16 | 1063748-compute9.dtops.cc | QEMU | 10.240.0.63 | up | 203 | 80 | 357376 | 772297 | | 4 | 1063749-compute10.dtops.cc | QEMU | 10.240.0.64 | up | 175 | 80 | 287744 | 772297 | | 40 | 1109288-compute11.dtops.cc | QEMU | 10.240.0.73 | up | 21 | 80 | 37376 | 772463 | +----+----------------------------+-----------------+-------------+-------+------------+-------+----------------+-----------+ [lookback@LookdeMacBook-Pro ~/OpenStack]$
开始热迁移
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