Re: [RFC PATCH] Add /proc/<pid>/numa_vamaps for numa node information

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On 05/03/2018 03:27 PM, prakash.sangappa wrote:
>>
> If each consecutive page comes from different node, yes in
> the extreme case is this file will have a lot of lines. All the lines
> are generated at the time file is read. The amount of data read will be
> limited to the user read buffer size used in the read.
> 
> /proc/<pid>/pagemap also has kind of  similar issue. There is 1 64
> bit value for each user page.
But nobody reads it sequentially.  Everybody lseek()s because it has a
fixed block size.  You can't do that in text.
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