ATS is stuck on sending over 16KB response header on HTTP/2 connection. It looks like sending CONTINUATION frame makes the HTTP/2 stream state closed.
[May 28 14:27:29.829] {0x70000127a000} DEBUG: <Http2ConnectionState.cc:1517 (send_headers_frame)> (http2_con) [0] [1] Send HEADERS frame
[May 28 14:27:29.833] {0x70000127a000} DEBUG: <Http2ConnectionState.cc:1573 (send_headers_frame)> (http2_con) [0] [1] Send CONTINUATION frame
[May 28 14:27:29.833] {0x70000127a000} DEBUG: <Http2ConnectionState.cc:1482 (send_data_frames)> (http2_con) [0] [1] Shutdown half closed local stream
ATS is stuck on sending over 16KB response header on HTTP/2 connection. It looks like sending CONTINUATION frame makes the HTTP/2 stream state closed.