[lttng-dev] Lttng start failure

Jérémie Galarneau jeremie.galarneau at efficios.com
Fri Sep 27 10:34:45 EDT 2013 

On Thu, Sep 26, 2013 at 11:58 PM, Manikandan G <email at manikandan.co.in> wrote:
> Hi,
>
> I'm using the following versions
>
> 1. lttng-modules-2.2.1
> 2. popt-1.16
> 3.userspace-rcu-0.7.6
> 4.lttng-tools-2.1.1
>
CC-ing lttng-dev.

I'd suggest you try the 2.3 release since we got rid of the metadata
timeout. Let me know how that works out.

Regards,
Jérémie

> and my linux kernel version is 3.9.0 without RT patch.
>
> Regards,
> Manikandan G
>
>
>
> On Fri, Sep 27, 2013 at 12:50 AM, Jérémie Galarneau
> <jeremie.galarneau at efficios.com> wrote:
>>
>> On Thu, Sep 26, 2013 at 8:47 AM, Manikandan <email at manikandan.co.in>
>> wrote:
>> > Hi,
>> >
>> > I'm using arm cortex 9 processor and I build the lttng modules,
>> > userspace
>> > rcu and tools using arm-linux-gnueabi toolchain.
>> >
>> > After I compile and deployed on the target
>> > 1.
>> > ./lttng-sessiond -vvv --consumer32-path /tmp/lt
>> > tng-build-root/lib/lttng/libexec -d
>> > ./lttng-sessiond: unrecognized option '--consumer32-path'
>> > root@/tmp/lttng-build-root/bin # ./lttng-sessiond -vvv
>> > --consumerd32-path
>> > /tmp/l
>> > ttng-build-root/lib/lttng/libexec
>> > DEBUG3: Creating LTTng run directory: /tmp/lttng [in
>> > create_lttng_rundir()
>> > at ma
>> > in.c:3692]
>> > DEBUG2: Kernel consumer err path: /tmp/lttng/kconsumerd/error [in main()
>> > at
>> > main
>> > .c:3940]
>> > DEBUG2: Kernel consumer cmd path: /tmp/lttng/kconsumerd/command [in
>> > main()
>> > at ma
>> > in.c:3942]
>> > DEBUG1: Client socket path /tmp/lttng/client-lttng-slttng_tracer:
>> > Unknown
>> > symbol
>> >  lttng_statedump_start (err 0)
>> > essiond [in main() at main.c:3995]
>> > DEBUG1: Application socket plttng_tracer: Unknown symbol
>> > lib_ring_buffer_file_op
>> > erations (err 0)
>> > ath /tmp/lttng/apps-lttng-sessiond [in main() at main.c:3996]
>> > DEBUG1: LTTng run directory path: /tmp/lttng [in main() at main.c:3997]
>> > DEBUG2: UST consumer 32 bits err path: /tmp/lttng/ustconsumerd32/error
>> > [in
>> > main(
>> > ) at main.c:4006]
>> > DEBUG2: UST consumer 32 bits cmd path: /tmp/lttng/ustconsumerd32/command
>> > [in
>> > mai
>> > n() at main.c:4008]
>> > DEBUG2: UST consumer 64 bits err path: /tmp/lttng/ustconsumerd64/error
>> > [in
>> > main(
>> > ) at main.c:4017]
>> > DEBUG2: UST consumer 64 bits cmd path: /tmp/lttng/ustconsumerd64/command
>> > [in
>> > mai
>> > n() at main.c:4019]
>> > DEBUG2: Creating consumer directory: /tmp/lttng/kconsumerd [in
>> > set_consumer_sock
>> > ets() at main.c:3734]
>> > DEBUG1: Modprobe successfully lttng-tracer [in modprobe_lttng_control()
>> > at
>> > modpr
>> > obe.c:180]
>> > DEBUG2: Kernel tracer version validated (major version 2) [in
>> > kernel_validate_ve
>> > rsion() at kernel.c:649]
>> > modprobe: module 'lttng_ftrace' not found
>> > DEBUG1: Modprobe successfully lttng-ftrace [in modprobe_lttng_data() at
>> > modprobe
>> > .c:216]
>> > modprobe: module 'lttng_kprobes' not found
>> > DEBUG1: Modprobe successfully lttng-kprobes [in modprobe_lttng_data() at
>> > modprob
>> > e.c:216]
>> > modprobe: module 'lttng_kretprobes' not found
>> > DEBUG1: Modprobe successfully lttng-kretprobes [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-lib-ring-buffer [in
>> > modprobe_lttng_data() at
>> >  modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-ring-buffer-client-discard [in
>> > modprobe_lttn
>> > g_data() at modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-ring-buffer-client-overwrite [in
>> > modprobe_lt
>> > tng_data() at modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-ring-buffer-metadata-client [in
>> > modprobe_ltt
>> > ng_data() at modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-ring-buffer-client-mmap-discard [in
>> > modprobe
>> > _lttng_data() at modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-ring-buffer-client-mmap-overwrite
>> > [in
>> > modpro
>> > be_lttng_data() at modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-ring-buffer-metadata-mmap-client [in
>> > modprob
>> > e_lttng_data() at modprobe.c:216]
>> > modprobe: module 'lttng_probe_lttng' not found
>> > DEBUG1: Modprobe successfully lttng-probe-lttng [in
>> > modprobe_lttng_data() at
>> > mod
>> > probe.c:216]
>> > DEBUG1: Modprobe successfully lttng-types [in modprobe_lttng_data() at
>> > modprobe.
>> > c:216]
>> > modprobe: module 'lttng_probe_asoc' not found
>> > DEBUG1: Modprobe successfully lttng-probe-asoc [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > modprobe: module 'lttng_probe_block' not found
>> > DEBUG1: Modprobe successfully lttng-probe-block [in
>> > modprobe_lttng_data() at
>> > mod
>> > probe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-ext3 [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-gpio [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-irq [in modprobe_lttng_data()
>> > at
>> > modpr
>> > obe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-jbd [in modprobe_lttng_data()
>> > at
>> > modpr
>> > obe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-jbd2 [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-kmem [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > modprobe: module 'lttng_probe_kvm' not found
>> > DEBUG1: Modprobe successfully lttng-probe-kvm [in modprobe_lttng_data()
>> > at
>> > modpr
>> > obe.c:216]
>> > modprobe: module 'lttng_probe_lock' not found
>> > DEBUG1: Modprobe successfully lttng-probe-lock [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-module [in
>> > modprobe_lttng_data()
>> > at mo
>> > dprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-napi [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-net [in modprobe_lttng_data()
>> > at
>> > modpr
>> > obe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-power [in
>> > modprobe_lttng_data() at
>> > mod
>> > probe.c:216]
>> > modprobe: module 'lttng_probe_regulator' not found
>> > DEBUG1: Modprobe successfully lttng-probe-regulator [in
>> > modprobe_lttng_data() at
>> >  modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-sched [in
>> > modprobe_lttng_data() at
>> > mod
>> > probe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-scsi [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-signal [in
>> > modprobe_lttng_data()
>> > at mo
>> > dprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-skb [in modprobe_lttng_data()
>> > at
>> > modpr
>> > obe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-sock [in modprobe_lttng_data()
>> > at
>> > modp
>> > robe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-statedump [in
>> > modprobe_lttng_data() at
>> >  modprobe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-timer [in
>> > modprobe_lttng_data() at
>> > mod
>> > probe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-udp [in modprobe_lttng_data()
>> > at
>> > modpr
>> > obe.c:216]
>> > DEBUG1: Modprobe successfully lttng-probe-vmscan [in
>> > modprobe_lttng_data()
>> > at mo
>> > dprobe.c:216]
>> > DEBUG1: Kernel tracer fd 6 [in init_kernel_tracer() at main.c:1978]
>> > DEBUG2: Creating consumer directory: /tmp/lttng/ustconsumerd64 [in
>> > set_consumer_
>> > sockets() at main.c:3734]
>> > DEBUG2: Creating consumer directory: /tmp/lttng/ustconsumerd32 [in
>> > set_consumer_
>> > sockets() at main.c:3734]
>> > DEBUG1: Signal handler set for SIGTERM, SIGPIPE and SIGINT [in
>> > set_signal_handle
>> > r() at main.c:3826]
>> > DEBUG3: Session daemon client socket 9 and application socket 10 created
>> > [in
>> > ini
>> > t_daemon_socket() at main.c:3596]
>> > Warning: No tracing group detected
>> > DEBUG1: epoll set max size is 268040 [in compat_epoll_set_max_size() at
>> > compat-e
>> > poll.c:270]
>> > DEBUG1: Command subsystem initialized [in cmd_init() at cmd.c:2423]
>> > DEBUG1: [thread] Manage health check started [in thread_manage_health()
>> > at
>> > main.
>> > c:2953]
>> > DEBUG1: [thread] Dispatch UST command started [in
>> > thread_dispatch_ust_registrati
>> > on() at main.c:1300]
>> > DEBUG1: Futex n to 1 prepare done [in futex_nto1_prepare() at
>> > futex.c:75]
>> > DEBUG1: Woken up but nothing in the UST command queue [in
>> > thread_dispatch_ust_re
>> > gistration() at main.c:1310]
>> > DEBUG1: [thread] Manage application registration started [in
>> > thread_registration
>> > _apps() at main.c:1378]
>> > DEBUG1: [thread] Thread manage kernel started [in thread_manage_kernel()
>> > at
>> > main
>> > .c:692]
>> > DEBUG1: Health check ready [in thread_manage_health() at main.c:2992]
>> > DEBUG1: [thread] Manage client started [in thread_manage_clients() at
>> > main.c:314
>> > 7]
>> > DEBUG1: Notifying applications of session daemon state: 1 [in
>> > notify_ust_apps()
>> > at main.c:496]
>> > DEBUG1: Accepting client command ... [in thread_manage_clients() at
>> > main.c:3191]
>> > DEBUG1: [thread] Manage application started [in thread_manage_apps() at
>> > main.c:1
>> > 107]
>> > DEBUG1: Apps thread polling on 2 fds [in thread_manage_apps() at
>> > main.c:1135]
>> > DEBUG1: Got the wait shm fd 20 [in get_wait_shm() at shm.c:117]
>> > DEBUG1: Futex wait update active 1 [in futex_wait_update() at
>> > futex.c:63]
>> > DEBUG1: Accepting application registration [in
>> > thread_registration_apps() at
>> > mai
>> > n.c:1413]
>> > DEBUG1: Updating kernel poll set [in update_kernel_poll() at main.c:557]
>> > DEBUG1: Thread kernel polling on 2 fds [in thread_manage_kernel() at
>> > main.c:735]
>> >
>> >
>> > 2. I run "./lttng create test"
>> > 3. ./lttng enable-event -a -k
>> > All kernel events are enabled in channel channel0
>> >
>> > 4. ./lttng start
>> > LTTng: Failure to write metadata to buffers (timeout)
>> > Error: Starting kernel trace failed
>> >
>> >
>> > And I'm using linux 3.9.0 kernel for my testing.
>>
>> Which version of LTTng are you building?
>>
>> Jérémie
>>
>> >
>> > Please tell me why this error is coming.
>> > /Manikandan G
>> >
>> >
>> > _______________________________________________
>> > lttng-dev mailing list
>> > lttng-dev at lists.lttng.org
>> > http://lists.lttng.org/cgi-bin/mailman/listinfo/lttng-dev
>>
>>
>>
>> --
>> Jérémie Galarneau
>> EfficiOS Inc.
>> http://www.efficios.com
>
>



-- 
Jérémie Galarneau
EfficiOS Inc.
http://www.efficios.com

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