about cross-instrumentation

[Mark Wielaard]

On Thu, 2010-08-05 at 12:53 +0800, 陈静相 wrote:
> stapio:stp_main_loop:498 nb=60
> ERROR: __stp_tf_add_map returned error -12 on pid 8910
> stapio:stp_main_loop:498 nb=60
> ERROR: __stp_tf_add_map returned error -12 on pid 8910

-12 indicates ENOMEM. So you might just be running out of memory.
Although that is really quickly. Which is indeed strange. You might want
to try with stap -DTASK_FINDER_MAP_ENTRY_ITEMS=1024 and see if that
helps.

Cheers,

Mark