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1 | static new MultiSet<S> poorMansProfiling_results; |
2 | static int poorMansProfiling_samples; |
3 | static java.util.Timer poorMansProfiling_timer; |
4 | static Lock poorMansProfiling_lock = lock(); |
5 | static Thread poorMansProfiling_threadToSample; // otherwise sample all threads |
6 | |
7 | static void poorMansProfiling() {
|
8 | poorMansProfiling(poorMansProfiling_defaultInterval()); |
9 | } |
10 | |
11 | static void poorMansProfiling(Thread thread) {
|
12 | poorMansProfiling(poorMansProfiling_defaultInterval(), thread); |
13 | } |
14 | |
15 | static void poorMansProfiling(int interval) {
|
16 | poorMansProfiling(interval, null); |
17 | } |
18 | |
19 | static void poorMansProfiling(int interval, Thread thread) {
|
20 | lock poorMansProfiling_lock; |
21 | poorMansProfiling_threadToSample = thread; |
22 | poorMansProfiling_stop(); |
23 | poorMansProfiling_clear(); |
24 | poorMansProfiling_timer = doEvery_daemon(interval, r {
|
25 | Map<Thread, StackTraceElement[]> map = |
26 | poorMansProfiling_threadToSample != null |
27 | ? litmap(poorMansProfiling_threadToSample, poorMansProfiling_threadToSample.getStackTrace()) |
28 | : runnableThreadsWithStackTraces(); |
29 | lock poorMansProfiling_lock; |
30 | poorMansProfiling_samples++; |
31 | for (Thread t : keys(map)) {
|
32 | continue if isSystemThread(t); |
33 | new StringBuilder buf; |
34 | for (StackTraceElement e : map.get(t)) |
35 | buf.append(e).append("\n");
|
36 | poorMansProfiling_results.add(str(buf)); |
37 | } |
38 | }); |
39 | } |
40 | |
41 | static void poorMansProfiling_stop() {
|
42 | lock poorMansProfiling_lock; |
43 | if (poorMansProfiling_timer != null) {
|
44 | stopTimer(poorMansProfiling_timer); |
45 | poorMansProfiling_timer = null; |
46 | } |
47 | } |
48 | |
49 | static void poorMansProfiling_clear() {
|
50 | lock poorMansProfiling_lock; |
51 | poorMansProfiling_results.clear(); |
52 | poorMansProfiling_samples = 0; |
53 | } |
54 | |
55 | static MultiSet<S> poorMansProfiling_results() {
|
56 | ret new MultiSet(poorMansProfiling_results); |
57 | } |
58 | |
59 | static MultiSet<S> poorMansProfiling_stopAndGetResults() {
|
60 | lock poorMansProfiling_lock; |
61 | poorMansProfiling_stop(); |
62 | ret poorMansProfiling_results(); |
63 | } |
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| Snippet ID: | #1011686 |
| Snippet name: | poorMansProfiling |
| Eternal ID of this version: | #1011686/20 |
| Text MD5: | f429a0a12a23fd4cd97b01acec96458a |
| Transpilation MD5: | c7bc6733fd6f526cf4e8c751d19f3b3e |
| Author: | stefan |
| Category: | javax |
| Type: | JavaX fragment (include) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2021-08-20 12:21:11 |
| Source code size: | 2006 bytes / 63 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 586 / 662 |
| Version history: | 19 change(s) |
| Referenced in: | [show references] |