服务器系统调研
基础系统包括那些功能？
上层特殊应用（云？）需要基础系统哪些特殊支持？
XenApp 或曰 Presentation Server
应用迁移系统，看到这个框架，我们不尽想到对于X11 protocol的不够重视。
虽然之前也想到了这样的应用，但是总觉得这个体系在PC和嵌入式（至少是后者）上用起来捉襟见肘的。
现在看来，在服务器端，这种模式很好用，这也是开源社区一贯的眼光。
只是该设备轻量化和驱动优化上的工作还有很多。
from wiki
Competition
Traditionally Citrix XenApp has faced minimal or no competition in the thin client computing space. But with Microsoft's new Terminal Services for Windows Server 2008, Microsoft Terminal Services is emerging as a clear competitor to XenApp at least in the small and medium business market space. Other XenApp competitors include Quest Software vWorkspace, SystanciaAppliDis Fusion [7] , Ericom Software, and PowerTerm WebConnect. XenApp is built on top of the Windows Terminal Server platform which was originally developed by Citrix in the early-mid 90s. Win4Lin Virtual Desktop Server provided similar functionality for serving sessions from Linux servers, while Sun's application virtualization offering, the Sun Secure Global Desktop, serves to provide a complete solution allowing for the delivery of both Windows and Unix applications on all major platforms.
2022年8月25日 16:00
You may quickly check the PNR live status of your rail ticket. All you need to do to check the status of an Indian Railways PNR is input your PNR number and click the button. Your live PNR status will be shown in a new window that will open. pnr current status enquiry The ability to check IRCTC PNR status online by entering the passenger's name or not is a common point of misunderstanding among users. You cannot check the IRCTC PNR status with a name, though, as each passenger's personal information is kept private.
2022年9月22日 00:55
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