This commit is contained in:
Christophe Bedard 2019-06-23 14:43:03 +02:00
parent a84024a19c
commit 7fb7d9b842
2 changed files with 18 additions and 14 deletions

View file

@ -1,6 +1,7 @@
# LTTng tracing interface
import sys
# Temporary workaround
sys.path = ['/usr/local/lib/python3.6/site-packages'] + sys.path
from typing import List
@ -19,8 +20,8 @@ def lttng_setup(
full_path: str,
ros_events: List[str] = DEFAULT_EVENTS_ROS,
kernel_events: List[str] = DEFAULT_EVENTS_KERNEL,
context_names: List[str] = DEFAULT_CONTEXT
) -> None:
context_names: List[str] = DEFAULT_CONTEXT,
) -> None:
"""
Set up LTTng session, with events and context.
@ -41,7 +42,7 @@ def lttng_setup(
channel_ust = lttng.Channel()
channel_ust.name = 'ros2'
channel_ust.attr.overwrite = 0
channel_ust.attr.subbuf_size = 2*4096
channel_ust.attr.subbuf_size = 2 * 4096
channel_ust.attr.num_subbuf = 8
channel_ust.attr.switch_timer_interval = 0
channel_ust.attr.read_timer_interval = 200
@ -54,7 +55,7 @@ def lttng_setup(
channel_kernel = lttng.Channel()
channel_kernel.name = 'kchan'
channel_kernel.attr.overwrite = 0
channel_kernel.attr.subbuf_size = 8*4096
channel_kernel.attr.subbuf_size = 8 * 4096
channel_kernel.attr.num_subbuf = 8
channel_kernel.attr.switch_timer_interval = 0
channel_kernel.attr.read_timer_interval = 200
@ -180,8 +181,8 @@ def _enable_channel(handle: lttng.Handle, channel: lttng.Channel) -> None:
def _enable_events(
handle: lttng.Handle,
events_list: List[lttng.Event],
channel_name: str
) -> None:
channel_name: str,
) -> None:
"""
Enable events list for a given handle and channel name, and check for errors.
@ -230,7 +231,10 @@ def _create_context_list(context_names_list: List[str]) -> List[lttng.EventConte
return context_list
def _add_context(handles: List[lttng.Handle], context_list: List[lttng.EventContext]) -> None:
def _add_context(
handles: List[lttng.Handle],
context_list: List[lttng.EventContext],
) -> None:
"""
Add context list to given handles, and check for errors.

View file

@ -6,7 +6,7 @@ DEFAULT_EVENTS_KERNEL = [
'block_rq_issue',
'block_bio_frontmerge',
'irq_softirq_entry',
'irq_softirq_raise'
'irq_softirq_raise',
'irq_softirq_exit',
'irq_handler_entry',
'irq_handler_exit',