How to Run ESXi from a USB Flash Drive
Many of us know that ESXi can be installed not only from a CD disc, but also from a bootable USB flash drive. What’s more, a USB flash drive can …
How to Run ESXi from a USB Flash Drive Read Moreส่วนตัวครับ
Many of us know that ESXi can be installed not only from a CD disc, but also from a bootable USB flash drive. What’s more, a USB flash drive can …
How to Run ESXi from a USB Flash Drive Read MoreNew in Luminous: BlueStore How fast? Roughly speaking, BlueStore is about twice as fast as FileStore, and performance is more consistent with a lower tail latency. The reality is, of …
Ceph Knowledge Read MoreAfter a restore a virtual machine failed to start, the screen remained black and the following error was displayed: “Error loading operating system” All standard solutions like “chkdsk /r”, “chkdsk …
Error loading operating system Read MoreSteps 1. Inject VirtIO drivers 1.1 Windows Server 2012 Since Windows Server 2012 and Windows 8.0, the driver store is protected by Windows. It is very hard to inject drivers …
Migrating Windows from vmware to kvm based Read More加压测试 验证云平台在物理机、云主机的CPU、内存、IO等方面的监控报警功能。 对系统的所有CPU加压80秒: stress –timeout 80 –cpu $(cat /proc/cpuinfo|grep “processor”|wc -l) 对系统的内存加压80秒(使用率到80%以上): stress –vm-bytes $(awk ‘/MemFree/{printf “%d\n”, $2 * 0.8;}’ < /proc/meminfo)k --vm-keep -m 1 -t 80 对系统的磁盘IO加压80秒: fio -filename=/tmp/test …
ZStack CLI – 加压测试 Read More查看相关 日志 1. 查看vm相关进程 ps -ef |grep qemu-kvm 2. 查看kvmagent 进程 ps -ef |grep kvmagent 3. 查看计算节点agent日志及deploy日志 物理机上vim /var/log/zstack/zstack-kvmagent.log 管理节点上 /var/log/zstack/deploy.log 4. 查看系统日志 tail /var/log/messages 5. 在云主机内部查看virtio设备 lspci|grep virtio -i …
ZStack CLI- 查看相关 日志 Log Read More登陆平台 #登录云平台 LogInByAccount accountName=admin password=password 1. #创建Zone CreateZone name=ZONE-1 #获取其UUID,假定为”0103641e5e304f728f4f836c09140ed1″ #ZoneUUID=$(zstack-cli QueryZone name=ZONE-1|jq .”inventories”[].uuid) 2. #在Zone下创建集群 CreateCluster name=Cluster-1 zoneUuid=”0103641e5e304f728f4f836c09140ed1″ hypervisorType=KVM #获取其UUID,假定为”972d230bec7648a38c0292e82e7c57fa” #ClusterUUID=$(zstack-cli QueryCluster name=Cluster-1|jq .”inventories”[].uuid) 3. #在Zone的集群下添加物理机 本实验中请添加管理节点作为物理机。 AddKVMHost name=Host-1 …
ZStack CLI – zstack-cli 基本命令 Read More1. 验证kvm是否支持kvm egrep “vmx|svm” /proc/cpuinfo 2. 检查kvm_intel模块是否加载成功 lsmod | grep kvm 3. 查看kvm_intel 模块信息 modinfo kvm_intel 4. 检查qemu相关rpm rpm -qa| grep qemu-kvm 5. 检查qemu-kvm包安装目录 rpm -ql qemu-kvm-ev rpm -ql qemu-kvm-common-ev …
ZStack CLI – 虚拟化技术验证 Read MoreZStack物理机网络配置命令使用 — 重要!! ##显示当前网络的运行状态 zs-show-network ##配置物理网卡网络 zs-network-setting ##配置物理网卡网桥 zs-network-setting ##修改物理网卡名字 zs-change-nic ##配置物理网卡VLAN接口 zs-vlan ##创建链路聚合虚拟接口,基于LACP模式 zs-bond-lacp ##从指定的聚合虚拟接口加载/卸载物理网卡 zs-nic-to-bond
ZStack CLI – ZStack物理机网络配置命令使用 Read MoreZStack 常用管理命令 更新管理节点配置文件中的IP zstack-ctl change_ip 收集云平台诊断日志 zstack-ctl collect_log –full –db 基于zstack.properties的配置信息,重新安装rebbitmq zstack-ctl reset_rabbitmq 重启ZStack管理服务 zstack-ctl restart_node 转存数据库到到备份文件 zstack-ctl dump_mysql 显示管理节点上ZStack的状态、日志文件、配置文件路径等信息 zstack-ctl status 停止ZStack相关服务 / 启动ZStack相关服务 zstack-ctl stop zstack-ctl start 查看 …
ZStack CLI – zstack-ctl 管理命令 Read More