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On Wednesday 15 November 2006 11:35, Eric Dumazet wrote: > On Wednesday 15 November 2006 11:21, Adrian Bunk wrote: > > Subject : x86_64: oprofile doesn't work > > References : http://lkml.org/lkml/2006/10/27/3 > > Submitter : Prakash Punnoor <prakash@punnoor.de> > > Status : unknown > I hit the same problem on i386 architecture too, if CONFIG_ACPI is not set. # opcontrol --setup --event=RESOURCE_STALLS:1000 --vmlinux=$VMFILE # opcontrol --start /usr/bin/opcontrol: line 911: /dev/oprofile/0/enabled: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/event: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/count: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/kernel: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/user: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/unit_mask: No such file or directory Using 2.6+ OProfile kernel interface. Reading module info. Using log file /var/lib/oprofile/oprofiled.log Daemon started. Profiler running. # ls -l /dev/oprofile/ total 0 drwxr-xr-x 1 root root 0 Nov 22 11:18 1 -rw-r--r-- 1 root root 0 Nov 22 11:18 backtrace_depth -rw-r--r-- 1 root root 0 Nov 22 11:18 buffer -rw-r--r-- 1 root root 0 Nov 22 11:18 buffer_size -rw-r--r-- 1 root root 0 Nov 22 11:18 buffer_watershed -rw-r--r-- 1 root root 0 Nov 22 11:18 cpu_buffer_size -rw-r--r-- 1 root root 0 Nov 22 11:18 cpu_type -rw-rw-rw- 1 root root 0 Nov 22 11:18 dump -rw-r--r-- 1 root root 0 Nov 22 11:18 enable -rw-r--r-- 1 root root 0 Nov 22 11:18 pointer_size drwxr-xr-x 1 root root 0 Nov 22 11:18 stats # dmesg | grep oprofile oprofile: using NMI interrupt. # opcontrol --version opcontrol: oprofile 0.9.2 compiled on Nov 22 2006 11:24:09 Eric - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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