Re: [LTP] [patch 07/18] CONTROLLERS: Modify test to reflect kernel MAX_SHARES limit

[Subrata M. <su...@li...>]

On Fri, 2008-11-21 at 17:25 +0530, sk...@li... wrote:
> plain text document attachment
> (reflect-kernel-share-changes-in-tests.patch)
> The tests takes too long if we keep the time interval 60 seconds.
> Hence changing to 30 seconds. Also the kernel has now the max linit
> on shares values (1UL <<18). So taking readings upto 7th set will
> reach the max limit very soon(specialy on high end machines).
> Therefore we keep the multiplier to multiply at max 4 times.
> Hence we will reach till GROUP_NUM * 10^4
> 
> Signed-off-by: Sudhir Kumar <sk...@li...>

Thanks.

Regards--
Subrata

> 
> Index: ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test01.c
> ===================================================================
> --- ltp-full-20081031.orig/testcases/kernel/controllers/cpuctl/cpuctl_test01.c
> +++ ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test01.c
> @@ -64,9 +64,9 @@
>  #include "../libcontrollers/libcontrollers.h"
>  #include "test.h"		/* LTP harness APIs*/
> 
> -#define TIME_INTERVAL	60	/* Time interval in seconds*/
> +#define TIME_INTERVAL	30	/* Time interval in seconds*/
>  #define NUM_INTERVALS	3       /* How many iterations of TIME_INTERVAL */
> -#define NUM_SETS	7	/* How many share values (with same ratio)*/
> +#define NUM_SETS	4	/* How many share values (with same ratio)*/
>  #define MULTIPLIER   	10      /* decides the rate at which share value gets multiplied*/
>  #define GRANULARITY    5       /* % value by which shares of a group changes */
>  extern int Tst_count;
> Index: ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test02.c
> ===================================================================
> --- ltp-full-20081031.orig/testcases/kernel/controllers/cpuctl/cpuctl_test02.c
> +++ ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test02.c
> @@ -63,7 +63,7 @@
>  #include "../libcontrollers/libcontrollers.h"
>  #include "test.h"		/* LTP harness APIs*/
> 
> -#define TIME_INTERVAL	60	/* Time interval in seconds*/
> +#define TIME_INTERVAL	30	/* Time interval in seconds*/
>  #define NUM_INTERVALS	3       /* How many iterations of TIME_INTERVAL */
> 
>  extern int Tst_count;
> Index: ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test03.c
> ===================================================================
> --- ltp-full-20081031.orig/testcases/kernel/controllers/cpuctl/cpuctl_test03.c
> +++ ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test03.c
> @@ -64,7 +64,7 @@
>  #include "../libcontrollers/libcontrollers.h"
>  #include "test.h"		/* LTP harness APIs*/
> 
> -#define TIME_INTERVAL	60	/* Time interval in seconds*/
> +#define TIME_INTERVAL	30	/* Time interval in seconds*/
>  #define NUM_INTERVALS	2       /* How many iterations of TIME_INTERVAL */
> 
>  extern int Tst_count;
> Index: ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test04.c
> ===================================================================
> --- ltp-full-20081031.orig/testcases/kernel/controllers/cpuctl/cpuctl_test04.c
> +++ ltp-full-20081031/testcases/kernel/controllers/cpuctl/cpuctl_test04.c
> @@ -63,7 +63,7 @@
>  #include "../libcontrollers/libcontrollers.h"
>  #include "test.h"		/* LTP harness APIs*/
> 
> -#define TIME_INTERVAL	200	/* Time interval in seconds*/
> +#define TIME_INTERVAL	100	/* Time interval in seconds*/
>  #define NUM_INTERVALS	2       /* How many iterations of TIME_INTERVAL */
> 
>  extern int Tst_count;
> 
>