[lttng-dev] LTTng: problem with lttng-sessiond.

[David Goulet]

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Oh my! This is a good one haha!

So, first of all, I think a gdb backtrace would be useful to know
exactly where there is an illegal instruction.

Also, on which arch and OS version are you running this.

Thanks!
David

Mathieu Desnoyers:
> CCing David Goulet, maintainer of lttng-tools. He will look into
> your issue.
> 
> Thanks,
> 
> Mathieu
> 
> * Henrik Hautakoski (henrik at fiktivkod.org) wrote:
>> Hi, We have some problems with spawning a session daemon. running
>> the command "lttng-sessiond --vvv --no-kernel" and get "Illegal
>> instruction" See output:
>> 
>> DEBUG3: Creating LTTng run directory: /var/run/lttng [in 
>> create_lttng_rundir() at main.c:5323] DEBUG2: Kernel consumer err
>> path: /var/run/lttng/kconsumerd/error [in main() at main.c:5571] 
>> DEBUG2: Kernel consumer cmd path:
>> /var/run/lttng/kconsumerd/command [in main() at main.c:5573] 
>> DEBUG1: Client socket path /var/run/lttng/client-lttng-sessiond
>> [in main() at main.c:5626] DEBUG1: Application socket path
>> /var/run/lttng/apps-lttng-sessiond [in main() at main.c:5627] 
>> DEBUG1: LTTng run directory path: /var/run/lttng [in main() at
>> main.c:5628] DEBUG2: UST consumer 32 bits err path: 
>> /var/run/lttng/ustconsumerd32/error [in main() at main.c:5637] 
>> DEBUG2: UST consumer 32 bits cmd path: 
>> /var/run/lttng/ustconsumerd32/command [in main() at main.c:5639] 
>> DEBUG2: UST consumer 64 bits err path: 
>> /var/run/lttng/ustconsumerd64/error [in main() at main.c:5648] 
>> DEBUG2: UST consumer 64 bits cmd path: 
>> /var/run/lttng/ustconsumerd64/command [in main() at main.c:5650] 
>> DEBUG3: Created hashtable size 4 at 0x10064080 of type 1 [in 
>> lttng_ht_new() at hashtable.c:96] DEBUG3: Created hashtable size
>> 4 at 0x10064168 of type 1 [in lttng_ht_new() at hashtable.c:96] 
>> DEBUG2: Creating consumer directory: /var/run/lttng/kconsumerd
>> [in set_consumer_sockets() at main.c:5365] DEBUG2: Creating
>> consumer directory: /var/run/lttng/ustconsumerd64 [in 
>> set_consumer_sockets() at main.c:5365] DEBUG2: Creating consumer
>> directory: /var/run/lttng/ustconsumerd32 [in 
>> set_consumer_sockets() at main.c:5365] DEBUG1: Signal handler set
>> for SIGTERM, SIGPIPE and SIGINT [in set_signal_handler() at
>> main.c:5457] DEBUG1: All permissions are set [in
>> set_permissions() at main.c:5310] DEBUG1: epoll set max size is
>> 180337 [in compat_epoll_set_max_size() at compat-epoll.c:224] 
>> Illegal instruction
>> 
>> What to do? :P
>> 
>> -- Henrik Hautakoski henrik at fiktivkod.org
> 
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