Re: Enable/disable hardware prefetcher via Oprofile
William Cohen <[email protected]>
| Newsgroups | gmane.linux.oprofile |
|---|---|
| Message-ID | <[email protected]> |
On 06/03/2015 10:57 AM, Mahmood N wrote: > Thanks for your reply Will. So this question may be off the list but I appreciate if you help me to get on the wheel. > > The files in /dev/cpu/* seem to be in binary format. > > [root@tiger 0]# ls -l > total 0 > cr--r--r--. 1 root root 203, 0 May 28 19:55 cpuid > crw-rw----. 1 root root 202, 0 May 28 19:55 msr > [root@tiger 0]# cat cpuid > AuthcAMDenti` > "▒▒▒▒@@@▒@ > > q > > > [root@tiger 0]# > [root@tiger 0]# > [root@tiger 0]# > [root@tiger 0]# cat msr > > > > [root@tiger 0]# > > > Catting msr shows nothing. After pressing "enter" multiple times, I pressed ctrl+c! > > Regards, > Mahmood > > > > Hi Mahmood, The /dev/cpu/*/msr is not ascii/human readable, http://man7.org/linux/man-pages/man4/msr.4.html . You might want to install the msr-tools package to access the msr. -Will ------------------------------------------------------------------------------ _______________________________________________ oprofile-list mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/oprofile-list