Eric W. Biederman wrote:
2.6.32 is likely to be used widely so I expect everyone's out of tree
patches to be updated. As a metric to figuring out which things have
worked and which things have not I would like ask all of those who are
maintaining out of tree container patches to give some
On Mon, 2010-02-22 at 15:17 -0800, Eric W. Biederman wrote:
What I am thinking is:
ip ns name route add blah is:
fd = open(/var/run/netns/name);
sys_setns(fd); /* Like unshare but takes an existing namespace */
/* Then the rest of the existing ip command */
The other two below make some
jamal h...@cyberus.ca writes:
On Mon, 2010-02-22 at 15:17 -0800, Eric W. Biederman wrote:
What I am thinking is:
ip ns name route add blah is:
fd = open(/var/run/netns/name);
sys_setns(fd); /* Like unshare but takes an existing namespace */
/* Then the rest of the existing ip command */
Added Daniel to the discussion..
On Tue, 2010-02-23 at 06:07 -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Does the point after sys_setns(fd) allow me to do io inside
ns name? Can i do open() and get a fd from ns name?
Yes. My intention is that current-nsproxy-net_ns be
On Tue, Feb 23, 2010 at 09:07:04AM +0900, KAMEZAWA Hiroyuki wrote:
On Mon, 22 Feb 2010 12:58:33 -0500
Vivek Goyal vgo...@redhat.com wrote:
On Mon, Feb 22, 2010 at 11:06:40PM +0530, Balbir Singh wrote:
* Vivek Goyal vgo...@redhat.com [2010-02-22 09:27:45]:
May be we can
SH the above two hunks change the flow in checkpoint_container(), but
SH they don't seem to actually add anything. And I don't see (with a
SH quick browse) any later patch in this series changing this either.
SH Is this just noise?
Ah, yeah, I think that's left over from a previous version where
Quoting Dan Smith (da...@us.ibm.com):
SH the above two hunks change the flow in checkpoint_container(), but
SH they don't seem to actually add anything. And I don't see (with a
SH quick browse) any later patch in this series changing this either.
SH Is this just noise?
Ah, yeah, I think
SH But there is no guarantee that the checkpointer is in the netns
SH which we would call the 'top level' netns. Which means that, at
SH restart, whether or not the devices which are in what we call the
SH top level netns are in fact inherited or not, will depend on
SH conditions of the
jamal h...@cyberus.ca writes:
Added Daniel to the discussion..
On Tue, 2010-02-23 at 06:07 -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Does the point after sys_setns(fd) allow me to do io inside
ns name? Can i do open() and get a fd from ns name?
Yes. My intention
On Tue, Feb 23, 2010 at 10:40:40AM +0100, Andrea Righi wrote:
On Mon, Feb 22, 2010 at 11:52:15AM -0500, Vivek Goyal wrote:
unsigned long determine_dirtyable_memory(void)
{
- unsigned long x;
-
- x = global_page_state(NR_FREE_PAGES) + global_reclaimable_pages();
-
+ unsigned
On Tue, Feb 23, 2010 at 10:55:55AM +0100, Andrea Righi wrote:
On Mon, Feb 22, 2010 at 01:29:34PM -0500, Vivek Goyal wrote:
I would't like to add many different interfaces to do the same thing.
I'd prefer to choose just one interface and always use it. We just have
to define which is the
Capability to redirect iptable log, in the right containerized
syslog_ns, is now fully working.
Tried my best to have a very minimal foot-print.
BEWARE: patch not done for IPV6 (I can't test it),
you are welcome to do it.
Signed-off-by: Jean-Marc Pigeon
On Sun, Feb 21, 2010 at 04:18:45PM +0100, Andrea Righi wrote:
[..]
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 0b19943..c9ff1cd 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -137,10 +137,11 @@ static struct prop_descriptor vm_dirties;
*/
static int
On Tue, 23 Feb 2010, Vivek Goyal wrote:
Because you have modified dirtyable_memory() and made it per cgroup, I
think it automatically takes care of the cases of per cgroup dirty ratio,
I mentioned in my previous mail. So we will use system wide dirty ratio
to calculate the allowed
On Tue, 2010-02-23 at 12:00 -0800, Eric W. Biederman wrote:
That point of the mount to hold a persistent reference to the
namespace without using a process.
The point of the of the to be written set_ns call is to change
the default network namespace of the process such that all future
On Tue, Feb 23, 2010 at 12:00:55PM -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Added Daniel to the discussion..
On Tue, 2010-02-23 at 06:07 -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Does the point after sys_setns(fd) allow me to do io inside
On Tue, 23 Feb 2010 10:28:53 +0100
Andrea Righi ari...@develer.com wrote:
On Mon, Feb 22, 2010 at 09:44:42PM +0530, Balbir Singh wrote:
[snip]
+void mem_cgroup_charge_dirty(struct page *page,
+ enum zone_stat_item idx, int charge)
+{
+ struct mem_cgroup *mem;
+
On Tue, 23 Feb 2010 10:12:01 -0500
Vivek Goyal vgo...@redhat.com wrote:
On Tue, Feb 23, 2010 at 09:07:04AM +0900, KAMEZAWA Hiroyuki wrote:
On Mon, 22 Feb 2010 12:58:33 -0500
Vivek Goyal vgo...@redhat.com wrote:
On Mon, Feb 22, 2010 at 11:06:40PM +0530, Balbir Singh wrote:
* Vivek
Matt Helsley matth...@us.ibm.com writes:
On Tue, Feb 23, 2010 at 12:00:55PM -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Added Daniel to the discussion..
On Tue, 2010-02-23 at 06:07 -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Does the point
Quoting Eric W. Biederman (ebied...@xmission.com):
Matt Helsley matth...@us.ibm.com writes:
On Tue, Feb 23, 2010 at 12:00:55PM -0800, Eric W. Biederman wrote:
jamal h...@cyberus.ca writes:
Added Daniel to the discussion..
On Tue, 2010-02-23 at 06:07 -0800, Eric W. Biederman
jamal h...@cyberus.ca writes:
On Tue, 2010-02-23 at 12:00 -0800, Eric W. Biederman wrote:
That point of the mount to hold a persistent reference to the
namespace without using a process.
The point of the of the to be written set_ns call is to change
the default network namespace of the
How to reproduce:
# mount -t cgroup -o memory xxx /cgroup
# mkdir /cgroup/tmp
# ./cgroup_event_listener /cgroup/tmp/cgroup.event_control abc
^C
# rmdir /cgroup/tmp
# cat /proc/cgroups | grep memory
memory 2 2 1 (should be 2 1 1)
# umount /cgroup
(failed!)
+ ret = dprintf(event_control, %d %d %s, efd, cfd, argv[2]);
I found it won't return negative value for invalid input, though
errno is set properly.
try:
# ./cgroup_event_listner /cgroup/cgroup.procs abc
while strace shows write() does return -1:
# strace ./cgroup_event_listner
* Kirill A. Shutemov kir...@shutemov.name [2010-02-22 17:43:39]:
eventfd are used to notify about two types of event:
- control file-specific, like crossing memory threshold;
- cgroup removing.
To understand what really happen, userspace can check if the cgroup
still exists. To avoid
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