Issues

Issues

• Proposal: tell servers why a client cancelled a call (negotiated RST_STREAM reason codes)

  grpc/grpc-java#13176 · opened on Nov 7, 2026

• alts: Set timeout for semaphore acquire during ALTS handshake

  grpc/grpc-java#13172 · opened on Nov 5, 2026 · Next

• Outlier detection: unset failure_percent_ejection results in 100% instead of 0%

  grpc/grpc-java#13165 · opened on Nov 3, 2026 · Next
  1

• Outlier detection can eject one too many endpoints

  grpc/grpc-java#13164 · opened on Nov 3, 2026 · Next
  1

• alts: AuthorizationUtil.clientAuthorizationCheck compares the peer service account case-sensitively

  grpc/grpc-java#13156 · opened on Oct 31, 2026 · Next
  1

• Binary log config: -service/* exclusion is accepted and silently turned into a per-service rule, so the service is still logged

  grpc/grpc-java#13155 · opened on Oct 31, 2026 · Next
  1

• SpiffeUtil.loadTrustBundleFromFile accepts invalid trust domain names (e.g. UPPER.example.com, invalid#character) as bundle map keys

  grpc/grpc-java#13154 · opened on Oct 31, 2026 · Next
  1

• xds: EDS resource is not NACKed when locality weights at one priority sum to more than uint32 max

  grpc/grpc-java#13153 · opened on Oct 31, 2026 · Next
  1

• okhttp: OkHttpServerTransport logs a WARNING with EOFException for every TCP connection that closes before sending the HTTP/2 preface (e.g. load balancer health checks)

  grpc/grpc-java#13152 · opened on Oct 31, 2026 · Next
  1

• xds: ring_hash requestHashHeader is not validated at config parse time; a -bin or invalid header name panics the channel

  grpc/grpc-java#13151 · opened on Oct 31, 2026 · Next
  1

• xds: RBAC Authenticated principal without principal_name is rejected ("Unknown StringMatcher match pattern: MATCHPATTERN_NOT_SET")

  grpc/grpc-java#13150 · opened on Oct 31, 2026 · Next
  1

• xds: unspecified prefix_ranges and 0.0.0.0/0 are treated as equally specific, so filter chain selection throws "Found more than one matching filter chains"

  grpc/grpc-java#13149 · opened on Oct 31, 2026 · Next
  1

• binder: ServerStream.close() marks the stream closed before the suffix is sent, so a flow-control-deferred send failure leaks the call

  Bug

  grpc/grpc-java#13097 · opened on Oct 7, 2026 · Next
  1

• binder: RuntimeException during outbound serialization leaks the call and never notifies the peer

  grpc/grpc-java#13093 · opened on Oct 7, 2026 · Next
  1

• Interest check: Peak EWMA (latency-aware P2C) LB policy

  Feature

  grpc/grpc-java#13092 · opened on Oct 6, 2026
  2

• Hostnames whose last label starts with a digit are rejected (java.net.URI, JDK-8188305)

  grpc/grpc-java#13075 · opened on Sep 24, 2026 · Next
  1

• Direct Buffers vs Heap Memory Occupancy for Queued Streaming Messages

  grpc/grpc-java#13066 · opened on Sep 21, 2026
  22

• xds: application receives CANCELLED (grpc-status=1, grpc-message="CANCELLED") on in-flight streams during EDS locality-weight updates (1.82.2)

  grpc/grpc-java#13064 · opened on Sep 18, 2026
  3

• RetriableStream permanently leaked in UncommittedRetriableStreamsRegistry when cancel() races ClientCall.start()

  Bug

  grpc/grpc-java#13034 · opened on Sep 6, 2026 · Next
  1

• Add support for blocking server stubs

  grpc/grpc-java#13016 · opened on Aug 31, 2026 · Next
  4

• NettyChannelBuilder.neverIndexMetadataKey() and neverIndexMetadataKeys() are experimental

  Task

  grpc/grpc-java#12999 · opened on Aug 20, 2026 · Next

• ServerCall.triggerEvent and ServerCall.Listener.onEvent are experimental

  grpc/grpc-java#12979 · opened on Aug 10, 2026 · Next

• pick_first (legacy): channel permanently stuck in READY with a stale picker after resolver refresh burst during transient network failure; wait-for-ready RPCs black-hole until deadline

  grpc/grpc-java#12958 · opened on Jul 30, 2026 · Next
  1

• binder: A Server might check its SecurityPolicy even after declaring termination

  grpc/grpc-java#12938 · opened on Jul 28, 2026 · Next

• binder: A Channel might check its SecurityPolicy even after declaring termination

  grpc/grpc-java#12937 · opened on Jul 28, 2026 · Next