Re: How to clean up buffer or cache momory?
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On 02/16/12 at 09:33pm, 黄小伟 wrote: > I know this, but I want to reclaim dynamically. Say in a shout time, several seconds. Why do want to do that? Does it have a bad influence on performance? Kernel will reclaim these cache itself when your machine runs out of mm. > > > > > > 在 2012-02-16 21:21:11，"Manish Katiyar" <mkatiyar@xxxxxxxxx> 写道： > >2012/2/16 黄小伟 <jingle2422@xxxxxxx>: > >> Hi > >> I encounter a problem recentely. My system supports USB strorage and > >> other network applications. > >> But after I put a file to usb storage, it will consume some many > >> momory. > >> (buffer + cache). > >> And these buffered memory can not be reclaimed(use free command). > >> So I want to know how to reclaim the buffer memory in a short time. > > > >Google for ./sys/vm/drop_caches > > > >-- > >Thanks - > >Manish > > > >_______________________________________________ > >Kernelnewbies mailing list > >Kernelnewbies@xxxxxxxxxxxxxxxxx > >http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > _______________________________________________ > Kernelnewbies mailing list > Kernelnewbies@xxxxxxxxxxxxxxxxx > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies -- Thanks, Chao Wang _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
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