Messages in this thread | | | Date | Thu, 5 Mar 2009 21:36:03 +0800 | From | Wu Fengguang <> | Subject | Re: drop_caches ... |
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Hi Markus,
On Thu, Mar 05, 2009 at 01:55:35PM +0200, Markus wrote: > > Markus, you may want to try this patch, it will have better chance to figure out > > the hidden file pages. > > > > 1) apply the patch and recompile kernel with CONFIG_PROC_FILECACHE=m > > 2) after booting: > > modprobe filecache > > cp /proc/filecache filecache-`date +'%F'` > > 3) send us the copied file, it will list all cached files, including > > the normally hidden ones. > > The file consists of 674 lines. If I interpret it right, "size" is the > filesize and "cached" the amount of the file being in cache (why can > this be bigger than the file?!).
size = file size in bytes cached = cached pages
So it's normal that (size > cached).
Thanks, Fengguang
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