I can't use lttng correctly,anybody help me ?
"yuanbor" <[email protected]>
| Newsgroups | gmane.linux.kernel.tracing |
|---|---|
| Message-ID | <[email protected]> |
---------------------------------------------------------------------------------- my configure ---------------------------------------------------------------------------------- >>I have configure my computer according to this: Linux Trace Toolkit Quickstart ------------------------------ Author : Mathieu Desnoyers, September 2005 Last update : May 14, 2007 >>I downloaded this versions of src: Linux-2.6.21 lttng-0.9.5 LinuxTraceToolkitViewer-0.8.82 ltt-control-0.40 >>my system has two [AMD Opteron(tm) Processor 242] >>but I met the following questions: ---------------------------------------------------------------------------------- just ltt-control is OK ---------------------------------------------------------------------------------- [root@localhost yuanbor]# /sbin/modprobe ltt-control [root@localhost yuanbor]# lttctl -n trace -d -l /mnt/debugfs/ltt -t /tmp/trace Linux Trace Toolkit Trace Control 0.40-26042007 Controlling trace : trace Linux Trace Toolkit Trace Daemon 0.40-26042007 Reading from debugfs directory : /mnt/debugfs/ltt/trace Writing to trace directory : /tmp/trace Creating supplementary trace files Appending facility file stack_arch_x86_64.xml Appending facility file fs.xml Appending facility file kernel_arch_c2.xml Appending facility file list.xml Appending facility file kernel_arch_x86_64.xml Appending facility file stack_arch_i386.xml Appending facility file kernel_arch_i386.xml Appending facility file kernel_arch_ppc.xml Appending facility file core.xml Appending facility file net.xml Appending facility file mm.xml Appending facility file xen.xml Appending facility file compact.xml Appending facility file user_generic.xml Appending facility file locking.xml Appending facility file kernel_arch_arm.xml Appending facility file kernel_arch_mips.xml Appending facility file kernel.xml Appending facility file kernel_arch_powerpc.xml [root@localhost yuanbor]# lttctl -n trace -R Linux Trace Toolkit Trace Control 0.40-26042007 Controlling trace : trace [root@localhost yuanbor]# lttv -m textDump -t /tmp/trace|head -n 20 Trace set contains 1 traces End trace set Traceset statistics: statistics summed: 1 mode_types: MODE_UNKNOWN: submodes: UNKNOWN: event_types: events count: 0 events: mode_types: event_types: events count: 0 event_types: events count: 0 processes: ---------------------------------------------------------------------------------- but ltt-control & ltt-probe-kernel is not right! ---------------------------------------------------------------------------------- [root@localhost yuanbor]# /sbin/modprobe ltt-control [root@localhost yuanbor]# /sbin/modprobe ltt-probe-kernel [root@localhost yuanbor]# lttctl -n trace -d -l /mnt/debugfs/ltt -t /tmp/trace2 Linux Trace Toolkit Trace Control 0.40-26042007 Controlling trace : trace Linux Trace Toolkit Trace Daemon 0.40-26042007 Reading from debugfs directory : /mnt/debugfs/ltt/trace Writing to trace directory : /tmp/trace2 Creating supplementary trace files Appending facility file stack_arch_x86_64.xml Appending facility file fs.xml Appending facility file kernel_arch_c2.xml Appending facility file list.xml Appending facility file kernel_arch_x86_64.xml Appending facility file stack_arch_i386.xml Appending facility file kernel_arch_i386.xml Appending facility file kernel_arch_ppc.xml Appending facility file core.xml Appending facility file net.xml Appending facility file mm.xml Appending facility file xen.xml Appending facility file compact.xml Appending facility file user_generic.xml Appending facility file locking.xml Appending facility file kernel_arch_arm.xml Appending facility file kernel_arch_mips.xml Appending facility file kernel.xml Appending facility file kernel_arch_powerpc.xml [root@localhost yuanbor]# lttctl -n trace -R Linux Trace Toolkit Trace Control 0.40-26042007 Controlling trace : trace [root@localhost yuanbor]# lttv -m textDump -t /tmp/trace2|head -n 20 ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /cpu ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /cpu ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /control/processes ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /control/processes ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /cpu ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /cpu ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /control/processes ** (process:2488): WARNING **: Unknown facility 211 (0xd3) in tracefile /control/processes ** ERROR **: file event.c: line 86 (ltt_event_facility): assertion failed: (facility->exists) aborting... Trace set contains 1 traces /usr/local/bin/lttv: line 15: 2488 Aborted $0.real $* _______________________________________________ Ltt-dev mailing list [email protected] http://listserv.shafik.org/mailman/listinfo/ltt-dev