CL 377516 made it so that memory metrics are truly monotonic, but also updated how heapLive tracked allocated memory to also be monotonic. The result is that cached spans with allocated memory aren't fully accounted for by the GC, causing it to make a worse assumption (the exact mechanism is at this time unknown), resulting in a memory regression, especially for smaller heaps. This change is a partial revert of CL 377516 that makes heapLive a non-monotonic overestimate again, which appears to resolve the regression. For #53738. Change-Id: I5c51067abc0b8e0a6b89dd8dbd4a0be2e8c0c1b2 Reviewed-on: https://go-review.googlesource.com/c/go/+/416417 Reviewed-by: Michael Pratt <mpratt@google.com> Run-TryBot: Michael Knyszek <mknyszek@google.com> TryBot-Result: Gopher Robot <gobot@golang.org> |
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README.md
The Go Programming Language
Go is an open source programming language that makes it easy to build simple, reliable, and efficient software.
Gopher image by Renee French, licensed under Creative Commons 3.0 Attributions license.
Our canonical Git repository is located at https://go.googlesource.com/go. There is a mirror of the repository at https://github.com/golang/go.
Unless otherwise noted, the Go source files are distributed under the BSD-style license found in the LICENSE file.
Download and Install
Binary Distributions
Official binary distributions are available at https://go.dev/dl/.
After downloading a binary release, visit https://go.dev/doc/install for installation instructions.
Install From Source
If a binary distribution is not available for your combination of operating system and architecture, visit https://go.dev/doc/install/source for source installation instructions.
Contributing
Go is the work of thousands of contributors. We appreciate your help!
To contribute, please read the contribution guidelines at https://go.dev/doc/contribute.
Note that the Go project uses the issue tracker for bug reports and proposals only. See https://go.dev/wiki/Questions for a list of places to ask questions about the Go language.