Merge pull request iovisor#899 from brendangregg/tool2

profile: increase unique stack default to 10k
linuxzjs · Jan 11, 2017 · 68ec110 · 68ec110
2 parents ceb9089 + 43e87c1
commit 68ec110
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diff --git a/man/man8/profile.8 b/man/man8/profile.8
@@ -49,7 +49,7 @@ Show stacks from kernel space only (no user space stacks).
 .TP
 \-\-stack-storage-size COUNT
 The maximum number of unique stack traces that the kernel will count (default
-2048). If the sampled count exceeds this, a warning will be printed.
+10240). If the sampled count exceeds this, a warning will be printed.
 .TP
 duration
 Duration to trace, in seconds.

diff --git a/tools/profile.py b/tools/profile.py
@@ -90,7 +90,7 @@ def positive_nonzero_int(val):
  help="add _[k] annotations to kernel frames")
 parser.add_argument("-f", "--folded", action="store_true",
  help="output folded format, one line per stack (for flame graphs)")
-parser.add_argument("--stack-storage-size", default=2048,
+parser.add_argument("--stack-storage-size", default=10240,
  type=positive_nonzero_int,
  help="the number of unique stack traces that can be stored and "
  "displayed (default 2048)")