我的系统每次开机时，里边的svchost.exe这个进程的内存使用都有22000多K.

svchost.exe是系统进程 我记得是 许多服务都是通过他运行的 不过你打错了把 是2200吧 要是22000可吓死我了
这是会用到
svchost.exe文件的服务
Alerter 进程： services.exe
Application Management 进程：svchost.exe
Automatic Updates Windows 进程：svchost.exe
Background Intelligent Transfer Service 进程：svchost.exe
COM+ Event System 进程：svchost.exe
Computer Browser 进程：svchost.exe
Cryptographic Services Windows 进程：svchost.exe
DHCP Client 进程：svchost.exe
Distributed Link Tracking Client 进程：svchost.exe
DNS Client DNS 进程：svchost.exe
Error Reporting Service 进程：svchost.exe
Event Log 进程：services.exe
Fast User Switching Compatibility 进程：svchost.exe
Help and Support Windows 进程：svchost.exe
Human Interface Device Access 进程：svchost.exe
Internet Connection Firewall / Internet Connection Sharing 进程： svchost.exe
Logical Disk Manager 进程：svchost.exe
Network Connections 进程：svchost.exe
Network Location Awareness (NLA) 进程：svchos