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| author | Eric Lagergren <eric@ericlagergren.com> | 2018-03-28 18:09:17 -0700 |
|---|---|---|
| committer | Rob Pike <r@golang.org> | 2018-03-29 05:09:00 +0000 |
| commit | 4907c62f99fbfc8608a79a17c20d89f50956d9fc (patch) | |
| tree | 92e6bd65077cc5474d45d92cd4faa74674d96990 /src/testing/testing.go | |
| parent | cc936d12bde1fe850b9f3928868105d76fbd53d8 (diff) | |
| download | go-4907c62f99fbfc8608a79a17c20d89f50956d9fc.tar.xz | |
testing: document -race goroutine limits
-race sets a hard cap of 8,192, which is easily hit while testing.
Fixes #23611
Change-Id: I0f720ec39c82c2194a485d437d6373f4bdc8a9c1
Reviewed-on: https://go-review.googlesource.com/103160
Reviewed-by: Rob Pike <r@golang.org>
Diffstat (limited to 'src/testing/testing.go')
| -rw-r--r-- | src/testing/testing.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/testing/testing.go b/src/testing/testing.go index 7e936f0fca..edee89c999 100644 --- a/src/testing/testing.go +++ b/src/testing/testing.go @@ -178,6 +178,9 @@ // } // } // +// The race detector kills the program if it exceeds 8192 concurrent goroutines, +// so use care when running parallel tests with the -race flag set. +// // Run does not return until parallel subtests have completed, providing a way // to clean up after a group of parallel tests: // |