[Devel] Re: [BUGFIX][RFC][PATCH][only -mm] FIX memory leak in memory cgroup vs. page migration [0/1]

[Balbir Singh]

KAMEZAWA Hiroyuki wrote:
[snip]
> # migrate_test mmaps 512Mfile and call system call move_pages(). and sleep.
> [root at drpq kamezawa]# ./migrate_test 512Mfile 1 &
> [1] 4108

This step fails for me. I get an -ENOENT error from the utility you sent
me. As I look through the migration code more (It's too late for me to
double check), but it seems that only pages mapped in the process are
migrated. cat(1) won't really map anything. Am I missing some of the
reproduction steps?

> #At the end of migration,
> [root at drpq kamezawa]# cat /opt/mem_control/group_?/memory.usage_in_bytes
> 539738112
> 537706496
> 
> #Wow, charge is twice ;)


-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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