node-api: faster threadsafe_function #38506
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Sorry, this is not yet ready for review. I've realized that the removal of |
Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function
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Now fixed. PTAL @addaleax |
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indutny
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May 2, 2021
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indutny
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May 2, 2021
| queue.push(data); | ||
| Send(); |
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I've swapped the order since uv_async_send() error is treated as a hard failure and it is more logical to push before the notification.
indutny
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May 2, 2021
| // `kMaxIterationCount` in `src/node_api.cc` | ||
| .then(() => testWithJSMarshaller({ | ||
| threadStarter: 'StartThreadNonblocking', | ||
| maxQueueSize: binding.ARRAY_LENGTH >>> 1, |
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Looks stupid, but there is an assert in the binding that the queue block at least once, and I didn't want to change .c code 😂
addaleax
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May 2, 2021
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/me sets a reminder to land this after 48 hours. |
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: #38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function Backport-PR-URL: nodejs#38506
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Opened a backport PR: #38543 . Let me know if I messed this up! |
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: nodejs#38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Here's a PR against v16.x-staging: #38547 |
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Backports: nodejs/node#38506 Co-authored-by: Fedor Indutny <fedor@indutny.com>
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Backports: nodejs/node#38506 Co-authored-by: Fedor Indutny <fedor@indutny.com>
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We have a persistent failure in the node-addon-api testing which started around this time. nodejs/node-addon-api#994 |
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: #38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: #38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: #38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: #38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Invoke threadsafe_function during the same tick and avoid marshalling costs between threads and/or churning event loop if either: 1. There's a queued call already 2. `Push()` is called while the main thread was running threadsafe_function PR-URL: #38506 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
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Invoke threadsafe_function during the same tick and avoid marshalling
costs between threads and/or churning event loop if either:
Push()is called while the main thread was runningthreadsafe_function