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Fix too-many-pings on FnAPI runner under grpc mode #37013

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Merged
shunping merged 2 commits into from
Dec 5, 2025
Merged

Fix too-many-pings on FnAPI runner under grpc mode #37013

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ad2588a
Fix too-many-pings on FnAPI runner under grpc mode
shunping Dec 5, 2025
95c9734
Fix lints
shunping Dec 5, 2025
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13 changes: 9 additions & 4 deletions sdks/python/apache_beam/runners/portability/fn_api_runner/worker_handlers.py
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Original file line number Diff line number Diff line change
Expand Up @@ -465,10 +465,15 @@ def __init__(
# received or sent over the data plane. The actual buffer size
# is controlled in a layer above. Also, options to keep the server alive
# when too many pings are received.
options = [("grpc.max_receive_message_length", -1),
("grpc.max_send_message_length", -1),
("grpc.http2.max_pings_without_data", 0),
("grpc.http2.max_ping_strikes", 0)]
options = [
("grpc.max_receive_message_length", -1),
("grpc.max_send_message_length", -1),
("grpc.http2.max_pings_without_data", 0),
("grpc.http2.max_ping_strikes", 0),
# match `grpc.keepalive_time_ms` defined in the client
# (channel_factory.py)
("grpc.http2.min_ping_interval_without_data_ms", 20_000),
]

self.state = state
self.provision_info = provision_info
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