diff options
Diffstat (limited to 'tools')
-rw-r--r-- | tools/sched/schedgraph.py | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/tools/sched/schedgraph.py b/tools/sched/schedgraph.py index 8fa67b6..5e41c1c 100644 --- a/tools/sched/schedgraph.py +++ b/tools/sched/schedgraph.py @@ -38,10 +38,11 @@ from Tkinter import * # options KTR_ENTRIES=32768 # options KTR_COMPILE=(KTR_SCHED) # options KTR_MASK=(KTR_SCHED) -# options KTR_CPUMASK=0x3 # - It is encouraged to increase KTR_ENTRIES size to gather enough # information for analysis; e.g. # options KTR_ENTRIES=262144 +# as 32768 entries may only correspond to a second or two of profiling +# data depending on your workload. # - Rebuild kernel with proper changes to KERNCONF and boot new kernel. # - Run your workload to be profiled. # - While the workload is continuing (i.e. before it finishes), disable @@ -1225,7 +1226,7 @@ class KTRFile: class SchedDisplay(Canvas): def __init__(self, master): - self.ratio = 1 + self.ratio = 10 self.ktrfile = None self.sources = None self.bdheight = 10 |