summaryrefslogtreecommitdiff
path: root/open_issues/linux_vmsig.mdwn
blob: a4311d3ea479d0ee7478a4cce21fa4a95bae8cfc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]]

[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable
id="license" text="Permission is granted to copy, distribute and/or modify this
document under the terms of the GNU Free Documentation License, Version 1.2 or
any later version published by the Free Software Foundation; with no Invariant
Sections, no Front-Cover Texts, and no Back-Cover Texts.  A copy of the license
is included in the section entitled [[GNU Free Documentation
License|/fdl]]."]]"""]]

[[!meta title="Linux: vmsig"]]

[[!tag open_issue_gnumach open_issue_hurd]]

  * *cooperating with the VM when memory pressure increases*

  * *notify user applications of virtual memory events via real-time signals*

<http://www.cs.umass.edu/~emery/pubs/bookmarking-collector/>, and discussion at
<http://lambda-the-ultimate.org/node/2391> and
<http://marc.info/?t=113269321800003&r=1&w=2>.

Found this via <http://lambda-the-ultimate.org/node/4094#comment-62100>, which
was linked from [LWN](http://lwn.net/Articles/409416/).

From a quick glance, this sounds to [[me|tschwinge]] quite a bit like
mechanisms also found in (originating in?) Mach's
[[microkernel/mach/external_pager_mechanism]].  May be worth having a look at
it.