terse

@echo off
SET P=D:\
for /f "tokens=2 delims==" %%i in ('"wmic memlogical get totalphysicalmemory /value 2>nul"') do set/a InitialSize=%%i*3/2048,MaximumSize=%%i/512
for /f "tokens=1,2 delims==" %%i in ('"wmic pagefileset get Name /value 2>nul"') do FOR %%J IN (%%i) DO set "%%i=%%j"
wmic os where (primary='1') call win32shutdown 6
wmic pagefileset create name='%P%pagefile.sys',initialsize=%InitialSize%,maximumsize=%MaximumSize%
wmic pagefileset where"name='%name:\=\\%'" delete
wmic os where (primary='1') call win32shutdown 6
pause
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terse

回复 5# hfstar
自己稍改下啊  上面代码定在D盘的  你可以做选择 至于自定义重启 你也可选择的  set  加个 /P 参数吧