38 lines
3.1 KiB
Markdown
38 lines
3.1 KiB
Markdown
<!--- Hugo front matter used to generate the website version of this page:
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<!-- NOTE: THIS FILE IS AUTOGENERATED. DO NOT EDIT BY HAND. -->
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# V8js
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## V8js Attributes
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Describes V8 JS Engine Runtime related attributes.
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| Attribute | Type | Description | Examples | Stability |
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| ---------------------- | ------ | ---------------------------------------------- | -------------------------------------- | ---------------------------------------------------------------- |
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| `v8js.gc.type` | string | The type of garbage collection. | `major`; `minor`; `incremental` |  |
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| `v8js.heap.space.name` | string | The name of the space type of heap memory. [1] | `new_space`; `old_space`; `code_space` |  |
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**[1]:** Value can be retrieved from value `space_name` of [`v8.getHeapSpaceStatistics()`](https://nodejs.org/api/v8.html#v8getheapspacestatistics)
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`v8js.gc.type` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.
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| Value | Description | Stability |
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| ------------- | ---------------------------------------- | ---------------------------------------------------------------- |
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| `incremental` | Incremental (Incremental Marking). |  |
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| `major` | Major (Mark Sweep Compact). |  |
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| `minor` | Minor (Scavenge). |  |
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| `weakcb` | Weak Callbacks (Process Weak Callbacks). |  |
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`v8js.heap.space.name` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.
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| Value | Description | Stability |
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| -------------------- | -------------------------- | ---------------------------------------------------------------- |
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| `code_space` | Code memory space. |  |
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| `large_object_space` | Large object memory space. |  |
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| `map_space` | Map memory space. |  |
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| `new_space` | New memory space. |  |
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| `old_space` | Old memory space. |  |
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