Hi Mohammad,
Yes, I found and fixed that bug in my local tree. Will push it out later today.
In the meanwhile, please use the -t option (it is compulsory) to take
traces on the local machine.
Regards,
Amit
On Mon, Jun 2, 2014 at 2:03 PM, Mohammad Merajul Islam Molla
<meraj.eni...@gmail.com> wrote:
> Hi
>
> I was trying to run idlestat and with the below command output is -
>
> # sudo ./idlestat -o /tmp/myoutput
> fopen: No such file or directory
>
> I looked into the source and it looks like its not entering in the if
> condition in main -
>
> 1212 /* Acquisition time specified means we will get the traces */
> 1213 if (options.duration || args < argc) {
> 1214
> 1215 /* Read cpu topology info from sysfs */
> 1216 read_sysfs_cpu_topo();
>
> ...
>
> 1260 if (idlestat_store(options.filename))
> 1261 return -1;
> }
>
> Since duration argument is not given and args is actually equal to argc, if
> condition is evaluated false.
>
> So idlestat_store() is not creating the file "/tmp/myoutput" or storing any
> info there.
>
> As a result, call to idlestat_load is issues above error message.
>
> 1264 /* Load the idle states information */
> 1265 datas = idlestat_load(options.filename);
> 1266 if (!datas)
> 1267 return 1;
>
> I think the fix is simply to change the if condition above and make it -
>
> 1212 /* Acquisition time specified means we will get the traces */
> 1213 if (options.duration || args <= argc) {
> 1214
> }
>
>
>
> --
> Thanks,
> -Meraj
>
>
>
>
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