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stackflame's Introduction

A simple (local, no-server) webapp visualizing the threads in a Java core dump using a flame graph.

Flame graph screenshot

You can use it at mormegil-cz.github.io/stackflame. Your data is not uploaded anywhere, all processing takes place locally.

Supported formats

  • IBM WebSphere Java core dump
  • IBM WebSphere SystemOut capturing hung threads
  • OpenJDK thread dump

Credits

Uses d3-flame-graph built on d3.js.

stackflame's People

Contributors

dependabot[bot] avatar mormegil-cz avatar

Stargazers

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Watchers

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Forkers

eidmanna

stackflame's Issues

Error: Gulp build

Hi,
I am trying to build you project with gulp.
After a git clone I do 'npm install' und then 'gulp'

I have this error ... any ideas?

$ gulp
[12:53:19] Using gulpfile ~\Documents\development\stackflame\gulpfile.js
[12:53:19] Starting 'default'...
[12:53:19] Starting 'copy-html'...
[12:53:19] Starting 'copy-css'...
[12:53:19] Starting 'copy-js'...
[12:53:19] Finished 'copy-html' after 20 ms
[12:53:19] Finished 'copy-css' after 22 ms
[12:53:19] Finished 'copy-js' after 24 ms
[12:53:19] Starting 'bundle'...
[12:53:20] [SyntaxError: 'import' and 'export' may appear only with 'sourceType: module'] {
line: 1,
column: 1,
annotated: '\n' +
'C:\Users\eidmaa\Documents\development\stackflame\node_modules\d3-flame-graph\index.js:1\n' +
"export { default as flamegraph } from './dist/d3-flamegraph.js'\n" +
'^\n' +
"ParseError: 'import' and 'export' may appear only with 'sourceType: module'",
stream: Labeled {
_readableState: ReadableState {
objectMode: true,
highWaterMark: 16,
buffer: BufferList { length: 0 },
length: 0,
pipes: [Labeled],
pipesCount: 1,
flowing: true,
ended: false,
endEmitted: false,
reading: true,
sync: false,
needReadable: true,
emittedReadable: false,
readableListening: false,
resumeScheduled: false,
destroyed: false,
defaultEncoding: 'utf8',
awaitDrain: 0,
readingMore: false,
decoder: null,
encoding: null
},
readable: true,
_events: [Object: null prototype] {
end: [Array],
finish: [Function],
error: [Function (anonymous)],
data: [Function: ondata],
_mutate: [Function]
},
_eventsCount: 5,
_maxListeners: undefined,
_writableState: WritableState {
objectMode: true,
highWaterMark: 16,
finalCalled: false,
needDrain: false,
ending: false,
ended: false,
finished: false,
destroyed: false,
decodeStrings: true,
defaultEncoding: 'utf8',
length: 1,
writing: true,
corked: 0,
sync: true,
bufferProcessing: false,
onwrite: [Function (anonymous)],
writecb: [Function: nop],
writelen: 1,
bufferedRequest: null,
lastBufferedRequest: null,
pendingcb: 1,
prefinished: false,
errorEmitted: false,
bufferedRequestCount: 0,
corkedRequestsFree: [CorkedRequest]
},
writable: true,
allowHalfOpen: true,
_options: { objectMode: true },
_wrapOptions: { objectMode: true },
_streams: [ [DestroyableTransform] ],
length: 1,
label: 'syntax',
[Symbol(kCapture)]: false
}
}

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