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Drop excessive cells after task reexecution #8170

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merged 2 commits into from
Jul 24, 2024
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@sokra sokra commented May 17, 2024

Description

When cells become unused after recomputation of a task, drop them.

Testing Instructions

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@@ -325,6 +324,7 @@ impl Backend for MemoryBackend {
task_id: TaskId,
duration: Duration,
memory_usage: usize,
cell_counters: AutoMap<ValueTypeId, u32, BuildHasherDefault<FxHasher>, 8>,
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Unrelated but it would be useful to log the max size of each of these items perhaps in the tracing mode @bgw built? It's hard as a reviewer to understand memory impact sometimes.

/// Access to a cell.
pub(crate) fn with_cell_mut<T>(
/// Read a cell.
pub(crate) fn read_cell(
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Bikeshedding but I prefer with_cell and with_cell_mut even it it not supposed to return anything

When cells become unused after recomputation of a task, drop them.
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sokra commented Jul 24, 2024

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@sokra sokra deleted the sokra/excessive-cells branch July 24, 2024 19:40
sokra added a commit to vercel/next.js that referenced this pull request Jul 25, 2024
* vercel/turborepo#8812 <!-- Benjamin Woodruff -
Simplify some of the syntax used with VcRead<T> -->
* vercel/turborepo#8823 <!-- hrmny -
feat(turbopack): support analysing string concatenation -->
* vercel/turborepo#8828 <!-- Tobias Koppers - change
from failsafe_analyse to failsafe_parse -->
* vercel/turborepo#8831 <!-- Alexander Lyon - make
sure that all the taiki-e/install-action calls use our env -->
* vercel/turborepo#8819 <!-- Tobias Koppers -
Refactor cell reading to handle removed cells -->
* vercel/turborepo#8038 <!-- Alexander Lyon - add
tags to turbo tasks -->
* vercel/turborepo#8807 <!-- Tobias Koppers - box
Scheduled task state to save memory -->
* vercel/turborepo#8170 <!-- Tobias Koppers - Drop
excessive cells after task reexecution -->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Jul 25, 2024
### Description

When cells become unused after recomputation of a task, drop them.

### Testing Instructions

<!--
  Give a quick description of steps to test your changes.
-->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Jul 29, 2024
### Description

When cells become unused after recomputation of a task, drop them.

### Testing Instructions

<!--
  Give a quick description of steps to test your changes.
-->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Jul 29, 2024
### Description

When cells become unused after recomputation of a task, drop them.

### Testing Instructions

<!--
  Give a quick description of steps to test your changes.
-->
NicholasLYang pushed a commit that referenced this pull request Jul 31, 2024
When cells become unused after recomputation of a task, drop them.

<!--
  Give a quick description of steps to test your changes.
-->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Aug 1, 2024
### Description

When cells become unused after recomputation of a task, drop them.

### Testing Instructions

<!--
  Give a quick description of steps to test your changes.
-->
NicholasLYang pushed a commit that referenced this pull request Aug 1, 2024
When cells become unused after recomputation of a task, drop them.

<!--
  Give a quick description of steps to test your changes.
-->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Aug 14, 2024
* vercel/turborepo#8812 <!-- Benjamin Woodruff -
Simplify some of the syntax used with VcRead<T> -->
* vercel/turborepo#8823 <!-- hrmny -
feat(turbopack): support analysing string concatenation -->
* vercel/turborepo#8828 <!-- Tobias Koppers - change
from failsafe_analyse to failsafe_parse -->
* vercel/turborepo#8831 <!-- Alexander Lyon - make
sure that all the taiki-e/install-action calls use our env -->
* vercel/turborepo#8819 <!-- Tobias Koppers -
Refactor cell reading to handle removed cells -->
* vercel/turborepo#8038 <!-- Alexander Lyon - add
tags to turbo tasks -->
* vercel/turborepo#8807 <!-- Tobias Koppers - box
Scheduled task state to save memory -->
* vercel/turborepo#8170 <!-- Tobias Koppers - Drop
excessive cells after task reexecution -->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Aug 15, 2024
* vercel/turborepo#8812 <!-- Benjamin Woodruff -
Simplify some of the syntax used with VcRead<T> -->
* vercel/turborepo#8823 <!-- hrmny -
feat(turbopack): support analysing string concatenation -->
* vercel/turborepo#8828 <!-- Tobias Koppers - change
from failsafe_analyse to failsafe_parse -->
* vercel/turborepo#8831 <!-- Alexander Lyon - make
sure that all the taiki-e/install-action calls use our env -->
* vercel/turborepo#8819 <!-- Tobias Koppers -
Refactor cell reading to handle removed cells -->
* vercel/turborepo#8038 <!-- Alexander Lyon - add
tags to turbo tasks -->
* vercel/turborepo#8807 <!-- Tobias Koppers - box
Scheduled task state to save memory -->
* vercel/turborepo#8170 <!-- Tobias Koppers - Drop
excessive cells after task reexecution -->
ForsakenHarmony pushed a commit to vercel/next.js that referenced this pull request Aug 16, 2024
* vercel/turborepo#8812 <!-- Benjamin Woodruff -
Simplify some of the syntax used with VcRead<T> -->
* vercel/turborepo#8823 <!-- hrmny -
feat(turbopack): support analysing string concatenation -->
* vercel/turborepo#8828 <!-- Tobias Koppers - change
from failsafe_analyse to failsafe_parse -->
* vercel/turborepo#8831 <!-- Alexander Lyon - make
sure that all the taiki-e/install-action calls use our env -->
* vercel/turborepo#8819 <!-- Tobias Koppers -
Refactor cell reading to handle removed cells -->
* vercel/turborepo#8038 <!-- Alexander Lyon - add
tags to turbo tasks -->
* vercel/turborepo#8807 <!-- Tobias Koppers - box
Scheduled task state to save memory -->
* vercel/turborepo#8170 <!-- Tobias Koppers - Drop
excessive cells after task reexecution -->
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