diff options
Diffstat (limited to 'rare/interrupts-graph.py')
| -rwxr-xr-x | rare/interrupts-graph.py | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/rare/interrupts-graph.py b/rare/interrupts-graph.py index 1d6fd1f..ae30eb3 100755 --- a/rare/interrupts-graph.py +++ b/rare/interrupts-graph.py @@ -46,12 +46,23 @@ parser.add_argument('-i', dest='input_filename', help='Source to read interrupts entries from') parser.add_argument('-o', dest='output_filename', help='Target file to write interrupt entries to') +parser.add_argument('-l', dest='limit_seconds', type=float, + help='Maximum number of seconds to remember in the graph (0 for unbounded)') args = parser.parse_args() if args.input_filename: input_filename = args.input_filename if args.output_filename: output_filename = args.output_filename +if args.limit_seconds is not None: + if args.limit_seconds > 0: + x_entries_max = int(args.limit_seconds / INTERVAL) + else: + # Unbounded + x_entries_max = None +else: + x_entries_max = int(XRANGE / INTERVAL) + def is_line_ok(name, yvalues): """Returns True if a line should be displayed for this name.""" if max(yvalues) < 5: @@ -180,15 +191,14 @@ plt.connect('pick_event', on_pick) names = [name for name, _ in get_diffs()] yvalues = {} -x_count = int(XRANGE / INTERVAL) # Initialize y values for each name for name in names: - ydata = deque([], x_count) + ydata = deque([], x_entries_max) yvalues[name] = ydata lines = {} def update_title(): - title = 'Figure' + title = input_filename if paused: title += ' (paused - press Space to resume)' plt.gcf().canvas.set_window_title(title) |