----- "Rishikesh K Rajak" <[email protected]> wrote:
> On Tue, Apr 20, 2010 at 06:00:13AM -0400, Caspar ZHANG wrote:
> >
> >
> > ----- "Subrata Modak" <[email protected]> wrote:
> >
> > > Hi,
> > >
> > > msgctl10() un-necessarily eats up all the PIDs of the system
> leading
> > > to
> > > system becoming un-responsive. The changed no.s would better do
> the
> > > job.
> >
> > Hi, I see this patch is not included in ltp-full-20100331, will it
> be
> > accepted in the future?
>
> Thanks for testing this patch. can you put your Acked-By / Tested-By
> ?
>
> After that it will be included in master branch immediately.
Sure, add Acked-by info in the attached patch.
Thanks,
Caspar
>
> -Rishi
> >
> > I tested msgctl10 testcase on RHEL5(2.6.18) and RHEL6(>2.6.31),
> > Since /proc/sys/kernel/msgmni has increased from 10 (RHEL5) to
> > thousands (RHEL6), the testing time will be several hours long.
> > Applied this patch, the testing time can be lowed down to minutes.
> >
> > Thanks,
> > Caspar
> >
> > >
> > > Signed-off-by: Subrata Modak<[email protected]>
> > > ---
> > >
> > > ---
> > >
> ltp-full-20100131/testcases/kernel/syscalls/ipc/msgctl/msgctl10.c.orig
> > > 2010-02-19 17:59:23.000000000 +0530
> > > +++
> ltp-full-20100131/testcases/kernel/syscalls/ipc/msgctl/msgctl10.c
> > > 2010-02-19 18:01:13.000000000 +0530
> > > @@ -65,12 +65,8 @@ extern int Tst_count; /* Test Case coun
> > >
> > > int exp_enos[] = { 0 }; /* List must end with 0 */
> > >
> > > -#ifndef CONFIG_COLDFIRE
> > > -#define MAXNPROCS 1000000 /* This value is set to an arbitrary
> high
> > > limit. */
> > > -#else
> > > -#define MAXNPROCS 100000 /* Coldfire can't deal with 1000000 */
> > > -#endif
> > > -#define MAXNREPS 100000
> > > +#define MAXNPROCS 10000 /*These should be sufficient*/
> > > +#define MAXNREPS 10000 /*Else they srewup the system
> > > un-necessarily*/
> > > #define FAIL 1
> > > #define PASS 0
> > >
> > >
> > > ---
> > > Regards--
> > > Subrata
--
Kernel Associate Quality Engineer
Red Hat Inc. (Beijing R&D Branch)
Red Hat China R&D Branch Unit 907, North Tower C,
Raycom Infotech Park, No.2 Kexueyuan Nanlu,
Haidian District, Beijing 100190
TEL: +86-10-62608150
Web: http://www.redhat.com/
Hi,
msgctl10() un-necessarily eats up all the PIDs of the system leading to
system becoming un-responsive. The changed no.s would better do the job.
Signed-off-by: Subrata Modak<[email protected]>
Acked-by: Caspar Zhang<[email protected]>
---
--- a/testcases/kernel/syscalls/ipc/msgctl/msgctl10.c 2010-04-15 18:55:19.857267414 +0800
+++ b/testcases/kernel/syscalls/ipc/msgctl/msgctl10.c 2010-04-15 18:56:53.943358977 +0800
@@ -65,12 +65,8 @@
int exp_enos[] = { 0 }; /* List must end with 0 */
-#ifndef CONFIG_COLDFIRE
-#define MAXNPROCS 1000000 /* This value is set to an arbitrary high limit. */
-#else
-#define MAXNPROCS 100000 /* Coldfire can't deal with 1000000 */
-#endif
-#define MAXNREPS 100000
+#define MAXNPROCS 10000 /* These should be sufficient */
+#define MAXNREPS 10000 /* Else they screw up the system un-necessarily */
#define FAIL 1
#define PASS 0
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