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Set TCP_NODELAY on all TCP connections #4318

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merged 2 commits into from
Mar 9, 2019
Merged

Set TCP_NODELAY on all TCP connections #4318

merged 2 commits into from
Mar 9, 2019

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stephanie-wang
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What do these changes do?

I found that Nagle's algorithm sometimes leads to delays of 10s of ms before a message is delivered. This disables the algorithm with TCP_NODELAY.

pcmoritz
pcmoritz approved these changes Mar 9, 2019
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This is great!

@AmplabJenkins
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Test FAILed.
Refer to this link for build results (access rights to CI server needed):
https://amplab.cs.berkeley.edu/jenkins//job/Ray-PRB/12715/
Test FAILed.

@AmplabJenkins
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Test FAILed.
Refer to this link for build results (access rights to CI server needed):
https://amplab.cs.berkeley.edu/jenkins//job/Ray-PRB/12716/
Test FAILed.

@pcmoritz pcmoritz merged commit edc7947 into ray-project:master Mar 9, 2019
@robertnishihara robertnishihara deleted the tcp-no-delay branch March 10, 2019 04:41
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@pcmoritz pcmoritz pcmoritz approved these changes

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@stephanie-wang @AmplabJenkins @pcmoritz