From: compudj Date: Thu, 31 Jul 2008 14:04:15 +0000 (+0000) Subject: update quickstart X-Git-Tag: v0.12.20~518 X-Git-Url: http://git.lttng.org/?p=lttv.git;a=commitdiff_plain;h=fade4071bfc7dcaebaad3e7f502c62a152f659a9 update quickstart git-svn-id: http://ltt.polymtl.ca/svn@2971 04897980-b3bd-0310-b5e0-8ef037075253 --- diff --git a/ltt/branches/poly/QUICKSTART b/ltt/branches/poly/QUICKSTART index 434b22c8..16a3c082 100644 --- a/ltt/branches/poly/QUICKSTART +++ b/ltt/branches/poly/QUICKSTART @@ -221,25 +221,28 @@ make menuconfig (or make xconfig or make config) Items preceded by [*] means they has to be built into the kernel. Items preceded by [M] means they has to be built as modules. Items preceded by [ ] means they should be removed. - go to the "Instrumentation Support" section + go to the "General setup" section Select the following options : + [*] Activate tracepoints + [*] Activate markers + [*] Activate userspace markers ABI + <*> Compile generic tracing probes + Linux Trace Toolkit ---> + [LTTng fine-grained-timestamping] [*] Linux Trace Toolkit Instrumentation Support + or <*> Linux Trace Toolkit Relay+DebugFS Support + or <*> Linux Trace Toolkit Serializer + or <*> Linux Trace Toolkit Marker Control or <*> Linux Trace Toolkit Tracer - or <*> Linux Trace Toolkit Relay+DebugFS Support - It makes no difference for the rest of the procedure whether the Tracer - is compiled built-in or as a module. + It makes no difference for the rest of the procedure whether the Tracer + is compiled built-in or as a module. activate : [*] Align Linux Trace Toolkit Traces - [*] Allow tracing from userspace Linux Trace Toolkit Netlink Controller Linux Trace Toolkit State Dump your choice (see < Help >) : - [ ] Activate Linux Trace Toolkit Heartbeat Timer - You may or may not decide to compile probes. Afterward, you will have to - load the probe modules to enable tracing of their events. The probes - automatically select the appropriate facilities. - Static instrumentation is a more invasive type of instrumentation that gives - the address taking a lock or doing a printk. + [ ] Write heartbeat event to shrink traces + [ ] Support trace extraction from crash dump Select Select Select @@ -290,16 +293,15 @@ these commands load all LTT modules. Depending on what options you chose to compile statically, you may not need to issue all these commands. modprobe ltt-control -modprobe ltt-core -modprobe ltt-relay +modprobe ltt-marker-control modprobe ltt-tracer -modprobe ltt-probe-mm -modprobe ltt-probe-kernel -modprobe ltt-probe-i386 (or x86_64, powerpc, ppc, arm, mips) -modprobe ltt-probe-net -modprobe ltt-probe-list -modprobe ltt-probe-ipc -modprobe ltt-probe-fs +modprobe ltt-serialize +modprobe ltt-relay +modprobe ipc-trace +modprobe kernel-trace +modprobe mm-trace +modprobe net-trace +modprobe fs-trace If you want to have complete information about the kernel state (including all the process names), you need to load the ltt-statedump module. This is done by @@ -311,21 +313,15 @@ You can automate at boot time loading the ltt-control module by : cp /etc/modules /etc/modules.bkp echo ltt-control >> /etc/modules -echo ltt-core >> /etc/modules -echo ltt-relay >> /etc/modules +echo ltt-marker-control >> /etc/modules echo ltt-tracer >> /etc/modules -echo ltt-probe-mm >> /etc/modules -echo ltt-probe-kernel >> /etc/modules -echo ltt-probe-i386 >> /etc/modules (or x86_64, powerpc, ppc, arm, mips) -echo ltt-probe-net >> /etc/modules -echo ltt-probe-list >> /etc/modules -echo ltt-probe-ipc >> /etc/modules -echo ltt-probe-fs >> /etc/modules -echo ltt-statedump >> /etc/modules - -(note : if you want to probe a marker which is within a module, make sure you -load the probe _after_ the module, otherwise the probe will not be able to -connect itself to the marker.) +echo ltt-serialize >> /etc/modules +echo ltt-relay >> /etc/modules +echo ipc-trace >> /etc/modules +echo kernel-trace >> /etc/modules +echo mm-trace >> /etc/modules +echo net-trace >> /etc/modules +echo fs-trace >> /etc/modules * Getting and installing the ltt-control package (on the traced machine) @@ -342,8 +338,8 @@ system) make make install -* Getting and installing the ltt-usertrace package for user space tracing -See http://ltt.polymtl.ca/ > USERSPACE TRACING QUICKSTART +* Getting and installing the markers-userspace package for user space tracing +See http://ltt.polymtl.ca/packages/markers-userspace-0.5.tar.bz2 or more recent. * Getting and installing the LTTV package (on the visualisation machine, same or