transport: fix maxStreamID to align with http2 spec (#5948)

grpc · Jan 18, 2023 · 9326362 · 9326362
1 parent 4e4d828
commit 9326362
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/internal/transport/defaults.go b/internal/transport/defaults.go
@@ -50,5 +50,6 @@ const (
 
 // MaxStreamID is the upper bound for the stream ID before the current
 // transport gracefully closes and new transport is created for subsequent RPCs.
-// This is set to 75% of math.MaxUint32. It's exported so that tests can override it.
-var MaxStreamID = uint32(3_221_225_472)
+// This is set to 75% of 2^31-1. Streams are identified with an unsigned 31-bit
+// integer. It's exported so that tests can override it.
+var MaxStreamID = uint32(math.MaxInt32 * 3 / 4)