diff options
| author | Bhasker Hariharan <bhaskerh@google.com> | 2019-10-29 12:15:33 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2019-10-29 12:17:06 -0700 |
| commit | 392c56149531c82ef3c07e2899939c0d63f0980b (patch) | |
| tree | 6b0b50712e74457e657443bd902fdface3d24fb6 | |
| parent | 7d80e85835fbe47b2395eedf287cf902ed78599a (diff) | |
Fix PollWithFullBufferBlocks.
Set the snd/rcv buffer sizes so that the test is deterministic and runs in a
reasonable amount of time. It also ensures that we disable any auto-tuning of
the send/receive buffer which may happen.
PiperOrigin-RevId: 277337232
| -rw-r--r-- | test/syscalls/linux/tcp_socket.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/test/syscalls/linux/tcp_socket.cc b/test/syscalls/linux/tcp_socket.cc index bfa031bce..277d6835a 100644 --- a/test/syscalls/linux/tcp_socket.cc +++ b/test/syscalls/linux/tcp_socket.cc @@ -394,8 +394,15 @@ TEST_P(TcpSocketTest, PollWithFullBufferBlocks) { sizeof(tcp_nodelay_flag)), SyscallSucceeds()); + // Set a 256KB send/receive buffer. + int buf_sz = 1 << 18; + EXPECT_THAT(setsockopt(t_, SOL_SOCKET, SO_RCVBUF, &buf_sz, sizeof(buf_sz)), + SyscallSucceedsWithValue(0)); + EXPECT_THAT(setsockopt(s_, SOL_SOCKET, SO_SNDBUF, &buf_sz, sizeof(buf_sz)), + SyscallSucceedsWithValue(0)); + // Create a large buffer that will be used for sending. - std::vector<char> buf(10 * sendbuf_size_); + std::vector<char> buf(1 << 16); // Write until we receive an error. while (RetryEINTR(send)(s_, buf.data(), buf.size(), 0) != -1) { |