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PowerDNS Configuration For Single Node
Configuration For Single Host The guide is used for setup a single node powerdns with mysql backend under openstack Installation Launch a powerdns instance using image ubuntu 14.
Read MoreHow To Publish Events Into AMPQ/Rabbitmq Within Cloudstack 4.4.1
Currently within cloudstack all events are stored in DB and the only to retrive events is using APIS which is not so convient.
Read MoreHow To Change Xenserver Default Installtion Partitions
修改root磁盘大小 开机选择F2高级模式，输入shell， vi /opt/xensource/installer/constants.py DOM0_MEM=752为DOM0_MEM=2940, 修改root_size=4096为 root_size=10240 输入EXIT 修改内存 XenServerDomain0默认使用752MB内存，由于每启动一台虚拟机，Domain0中就会启动一个Qemu-DM的进程，占用大约6M的内存空间， 因此在虚拟机数量较多的情况下，我们需要增大Domain0内存以便支持更多的虚拟机运行。 由于Domain0是32位操作系统，故支持的最大内存量为4GB。 更改Domain0内存的方法参考CTX124806-XenServerSingleServerScalabilitywithXenDesktop提到的例子， 更改/boot/exlinux.
Read MoreCloudstack Debugging SystemVm agents
Cloudstack Debug a live agent login into ssvm, either console proxy or ssh(port 3922) kill all the processes named as(run.
Read MoreInstance start failed because mismatch in VR ssh key Pair
Exception Failed to authentication SSH user root on host 10.147.40.164 2013-06-15 01:36:13,977 ERROR [vmware.
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