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doc/go1.7.html: mention specific runtime improvements

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Most of the runtime improvements are hard to quantify or summarize,
but it's worth mentioning some of the substantial improvements in STW
time, and that the scavenger now actually works on ARM64, PPC64, and
MIPS.

Change-Id: I0e951038516378cc3f95b364716ef1c183f3445a
Reviewed-on: https://go-review.googlesource.com/24966
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Austin Clements 2016-07-17 23:12:41 -04:00
parent a6dbfc12c6
commit 2837c39552
1 changed files with 12 additions and 0 deletions
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@ -375,6 +375,12 @@ and
packages.
</p>
<p>
Stop-the-world times should be significantly lower for programs with
large numbers of idle goroutines, substantial stack size fluctuation,
or large package-level variables.
</p>
<h2 id="library">Core library</h2>
<h3 id="context">Context</h3>
@ -470,6 +476,12 @@ eliminating the
common in some environments.
</p>
<p>
The runtime can now return unused memory to the operating system on
all architectures. In Go 1.6 and earlier, the runtime could not
release memory on ARM64, 64-bit PowerPC, or MIPS.
</p>
<p>
On Windows, Go programs in Go 1.5 and earlier forced
the global Windows timer resolution to 1ms at startup