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4 Commits
Author SHA1 Message Date
Jamie Wong 23d4042e04 1.3.0 2018-10-29 09:56:06 -07:00
Vincent Rischmann 9961ed8295 Make the wasd keymappings work on azerty keyboards (#184)
Instead of using `key`, use `code` which according to [this](https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/code) should work consistently for different layouts.

I tested the modification on a french AZERTY keyboard and it works fine.
2018-10-29 09:43:10 -07:00
Tristan Hume e35335fe3c Haskell GHC JSON format support (fixes #182) (#183)
Fixes #182 by adding support for importing the JSON profiling format created by GHC's built in profiling support when the executable is passed the `-pj` option. Produces a profile group containing both a time and allocation profile.

Unfortunately, GHC doesn't provide the raw sample information to get the time view to be useful, so only left heavy and sandwich are useful.

Includes a test profile, and I've also tested it on a more real large 2MB profile file in the UI and it works great.

I also modified the Readme to link to a wiki page I'm unable to create, but that should have something like this content copy-pasted into it:

# Importing from Haskell

GHC provides built in profiling support that can export a JSON file.
In order to do this you need to compile your executable with profiling
support and then pass the `-pj` RTS flag to the executable.

This will produce a `my-binary.prof` file in the current directory which
you can import into speedscope.

## Using GHC

See the [GHC manual page on profiling](https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/profiling.html)
for more extensive information on the command line flags available.

```
$ ghc -prof -fprof-auto -rtsopts Main.hs
$ ./Main +RTS -pj -RTS
```

## Using Stack

### With executables

```
$ stack build --profile
$ stack exec -- my-executable +RTS -pj -RTS
```

### With tests

```
stack test --profile --test-arguments "+RTS -pj -RTS"
```
2018-10-29 09:37:11 -07:00
Florian Hermouet-Joscht 86f4ba636d Use arrayBuffer instead of text for profileURL (#179)
When using #profileURL, some binary characters cannot be read if we use `fetch text`. So I changed that to use `arrayBuffer`.

Now we can read pprof protobuf files and normal JSON files instead of only text files.
2018-10-12 17:22:45 -07:00
10 changed files with 1194 additions and 6 deletions
+11
View File
@@ -1,5 +1,16 @@
## Unreleased
## [1.3.0] - 2018-10-29
### Added
* Support import from Haskell GHC JSON format support [#183] (by @trishume)
### Fixed
* Make the wasd keymappings work on azerty keyboards [#184] (by @vrischmann)
* Fix import of binary formats via profileURL [#179] (by @f-hj)
## [1.2.0] - 2018-10-08
### Added
+1
View File
@@ -45,6 +45,7 @@ speedscope is designed to ingest profiles from a variety of different profilers
- Native code
- [Importing from Instruments.app](https://github.com/jlfwong/speedscope/wiki/Importing-from-Instruments.app) (macOS)
- [Importing from `perf`](https://github.com/jlfwong/speedscope/wiki/Importing-from-perf-(linux)) (linux)
- [Importing from GHC (Haskell)](https://github.com/jlfwong/speedscope/wiki/Importing-from-Haskell)
- [Importing from custom sources](https://github.com/jlfwong/speedscope/wiki/Importing-from-custom-sources)
Contributions to add support for additional formats are welcome! See issues with the ["import source" tag](https://github.com/jlfwong/speedscope/issues?q=is%3Aissue+is%3Aopen+label%3A%22import+source%22).
+1 -1
View File
@@ -1,6 +1,6 @@
{
"name": "speedscope",
"version": "1.2.0",
"version": "1.3.0",
"description": "",
"repository": "jlfwong/speedscope",
"main": "index.js",
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"MAIN.MAIN;GHC.Conc.Signal.CAF 640 B",
"MAIN.MAIN;GHC.IO.Encoding.CAF 2.70 KB",
"MAIN.MAIN;GHC.IO.Encoding.Iconv.CAF 200 B",
"MAIN.MAIN;GHC.IO.Handle.FD.CAF 33.89 KB",
"MAIN.MAIN;Text.Printf.CAF 528 B",
"MAIN.MAIN;Main.CAF:eta1_r6nI;Main.main;Main.check 2.00 MB",
"MAIN.MAIN;Main.CAF:eta1_r6nI;Main.main 32 B",
"MAIN.MAIN;Main.CAF:eta_r6nG 1.07 KB",
"MAIN.MAIN;Main.CAF:io1 1.84 KB",
"MAIN.MAIN;Main.CAF:lvl2_r6nH;Main.main;Main.main.long;Main.make 7.50 MB",
"MAIN.MAIN;Main.CAF:lvl2_r6nH;Main.main;Main.main.long 32 B",
"MAIN.MAIN;Main.CAF:lvl8_r6nP 520 B",
"MAIN.MAIN;Main.CAF:main1 16 B",
"MAIN.MAIN;Main.CAF:main11;Main.main;Main.main.c;Main.check 4.00 MB",
"MAIN.MAIN;Main.CAF:main11;Main.main;Main.main.c 32 B",
"MAIN.MAIN;Main.CAF:main12;Main.main;Main.main.c;Main.make 15.00 MB",
"MAIN.MAIN;Main.CAF:main12;Main.main;Main.main.c 32 B",
"MAIN.MAIN;Main.CAF:main7 880 B",
"MAIN.MAIN;Main.CAF:main_maxN;Main.main;Main.main.maxN 32 B",
"MAIN.MAIN;Main.CAF:main_stretchN;Main.main;Main.main.stretchN 32 B",
"MAIN.MAIN;PROFILING.OVERHEAD_of 2.44 KB",
"MAIN.MAIN;SYSTEM.SYSTEM 33.92 KB",
"MAIN.MAIN;Main.main;Main.main.\\\\;Main.io 43.41 KB",
"MAIN.MAIN;Main.main;Main.main.\\\\ 2.17 KB",
"MAIN.MAIN;Main.main;Main.io 22.91 KB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth;Main.sumT;Main.sumT.a;Main.check 190.67 MB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth;Main.sumT;Main.sumT.a;Main.make 710.00 MB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth;Main.sumT;Main.sumT.a 1.33 MB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth;Main.sumT;Main.sumT.b;Main.check 190.67 MB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth;Main.sumT;Main.sumT.b;Main.make 710.00 MB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth;Main.sumT;Main.sumT.b 1.33 MB",
"MAIN.MAIN;Main.main;Main.main.vs;Main.depth 1.09 KB",
"MAIN.MAIN 648 B",
],
}
`;
exports[`importFromHaskell: indexToView 1`] = `0`;
exports[`importFromHaskell: profileGroup.name 1`] = `"binary-trees"`;
+5
View File
@@ -0,0 +1,5 @@
import {checkProfileSnapshot} from '../lib/test-utils'
test('importFromHaskell', async () => {
await checkProfileSnapshot('./sample/profiles/haskell/simple.prof')
})
+98
View File
@@ -0,0 +1,98 @@
import {ProfileGroup, FrameInfo, CallTreeProfileBuilder} from '../lib/profile'
import {TimeFormatter, ByteFormatter} from '../lib/value-formatters'
// See https://downloads.haskell.org/~ghc/latest/docs/html/users_guide/profiling.html#json-profile-format
// for information on the GHC profiler JSON output format.
interface CostCentre {
id: number
label: string
module: string
src_loc: string
is_caf: boolean
}
interface ProfileTree {
id: number
entries: number
alloc: number
ticks: number
children: ProfileTree[]
}
interface HaskellProfile {
program: string
arguments: string[]
rts_arguments: string[]
end_time: string
initial_capabilities: number
total_time: number
total_ticks: number
tick_interval: number
total_alloc: number
cost_centres: CostCentre[]
profile: ProfileTree
}
// The profiler already collapses recursion before output so using the JS stack here should be fine
function addToProfile(
tree: ProfileTree,
startVal: number,
profile: CallTreeProfileBuilder,
infos: Map<number, FrameInfo>,
attribute: (tree: ProfileTree) => number,
): number {
// If the expression never did anything we don't care about it
if (tree.ticks === 0 && tree.entries === 0 && tree.alloc === 0 && tree.children.length === 0)
return startVal
let curVal = startVal
let frameInfo = infos.get(tree.id)!
profile.enterFrame(frameInfo, curVal)
for (let child of tree.children) {
curVal = addToProfile(child, curVal, profile, infos, attribute)
}
curVal += attribute(tree)
profile.leaveFrame(frameInfo, curVal)
return curVal
}
export function importFromHaskell(haskellProfile: HaskellProfile): ProfileGroup {
const idToFrameInfo = new Map<number, FrameInfo>()
for (let centre of haskellProfile.cost_centres) {
const frameInfo: FrameInfo = {
key: centre.id,
name: `${centre.module}.${centre.label}`,
}
// Ignore things like <entire-module> and <no location info>
if (!centre.src_loc.startsWith('<')) {
// This also contains line and column information, but sometimes it contains ranges,
// and in varying formats, so it's a better experience just to leave it as is
frameInfo.file = centre.src_loc
}
idToFrameInfo.set(centre.id, frameInfo)
}
const timeProfile = new CallTreeProfileBuilder(haskellProfile.total_ticks)
addToProfile(haskellProfile.profile, 0, timeProfile, idToFrameInfo, tree => tree.ticks)
timeProfile.setValueFormatter(new TimeFormatter('milliseconds'))
timeProfile.setName(`${haskellProfile.program} time`)
const allocProfile = new CallTreeProfileBuilder(haskellProfile.total_ticks)
addToProfile(haskellProfile.profile, 0, allocProfile, idToFrameInfo, tree => tree.alloc)
allocProfile.setValueFormatter(new ByteFormatter())
allocProfile.setName(`${haskellProfile.program} allocation`)
return {
name: haskellProfile.program,
indexToView: 0,
profiles: [timeProfile.build(), allocProfile.build()],
}
}
+4
View File
@@ -9,6 +9,7 @@ import {importFromFirefox} from './firefox'
import {importSpeedscopeProfiles} from '../lib/file-format'
import {importFromV8ProfLog} from './v8proflog'
import {importFromLinuxPerf} from './linux-tools-perf'
import {importFromHaskell} from './haskell'
import {ProfileDataSource, TextProfileDataSource, MaybeCompressedDataReader} from './utils'
import {importAsPprofProfile} from './pprof'
import {decodeBase64} from '../lib/utils'
@@ -136,6 +137,9 @@ async function _importProfileGroup(dataSource: ProfileDataSource): Promise<Profi
} else if ('head' in parsed && 'selfSize' in parsed['head']) {
console.log('Importing as Chrome Heap Profile')
return toGroup(importFromChromeHeapProfile(JSON.parse(contents)))
} else if ('rts_arguments' in parsed && 'initial_capabilities' in parsed) {
console.log('Importing as Haskell GHC JSON Profile')
return importFromHaskell(parsed)
}
} else {
// Format is not JSON
+8 -1
View File
@@ -33,6 +33,13 @@ async function importProfilesFromBase64(
return (await importModule).importProfileGroupFromBase64(fileName, contents)
}
async function importProfilesFromArrayBuffer(
fileName: string,
contents: ArrayBuffer,
): Promise<ProfileGroup | null> {
return (await importModule).importProfilesFromArrayBuffer(fileName, contents)
}
async function importProfilesFromFile(file: File): Promise<ProfileGroup | null> {
return (await importModule).importProfilesFromFile(file)
}
@@ -512,7 +519,7 @@ export class Application extends StatelessComponent<ApplicationProps> {
if (filename.includes('/')) {
filename = filename.slice(filename.lastIndexOf('/') + 1)
}
return await importProfilesFromText(filename, await response.text())
return await importProfilesFromArrayBuffer(filename, await response.arrayBuffer())
})
} else if (this.props.hashParams.localProfilePath) {
// There isn't good cross-browser support for XHR of local files, even from
+9 -4
View File
@@ -660,15 +660,20 @@ export class FlamechartPanZoomView extends Component<FlamechartPanZoomViewProps,
if (ev.ctrlKey || ev.shiftKey || ev.metaKey) return
// NOTE: We intentionally use ev.code rather than ev.key for
// WASD in order to have the keys retain the same layout even
// if the keyboard layout is not QWERTY.
//
// See: https://github.com/jlfwong/speedscope/pull/184
if (ev.key === '0') {
this.zoom(new Vec2(width / 2, height / 2), 1e9)
} else if (ev.key === 'ArrowRight' || ev.key === 'd') {
} else if (ev.key === 'ArrowRight' || ev.code === 'KeyD') {
this.pan(new Vec2(100, 0))
} else if (ev.key === 'ArrowLeft' || ev.key === 'a') {
} else if (ev.key === 'ArrowLeft' || ev.code === 'KeyA') {
this.pan(new Vec2(-100, 0))
} else if (ev.key === 'ArrowUp' || ev.key === 'w') {
} else if (ev.key === 'ArrowUp' || ev.code === 'KeyW') {
this.pan(new Vec2(0, -100))
} else if (ev.key === 'ArrowDown' || ev.key === 's') {
} else if (ev.key === 'ArrowDown' || ev.code === 'KeyS') {
this.pan(new Vec2(0, 100))
} else if (ev.key === 'Escape') {
this.props.onNodeSelect(null)