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Topic subscription scalability fix #1281

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merged 1 commit into from
Feb 2, 2018

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guillaumeautran
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Address a long standing issue where the sockets_changed_ flag would never be reset causing the native poll set to be re-created everytime doing a poll.

Address a long standing issue where the `sockets_changed_` flag would never be reset causing the native poll set to be re-created everytime doing a poll.
@guillaumeautran
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FYI: @mikepurvis @dirk-thomas

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LGTM

@guillaumeautran
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Ping for review

@dirk-thomas
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Can you please describe how you tested this patch.

@guillaumeautran
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We've been running the patch on our robots internally since 2018-01-19.
This represent ~260km driven autonomously and a total runtime of ~768hours (cumulative on all of our robots).

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Thanks for the info. Since @mikepurvis already gave his approval lets merge this.

Thank you for the patch!

@dirk-thomas dirk-thomas merged commit a0f4cc3 into ros:lunar-devel Feb 2, 2018
@mikepurvis mikepurvis deleted the ga_perf_fix branch February 2, 2018 18:01
dirk-thomas pushed a commit that referenced this pull request Feb 9, 2018
Address a long standing issue where the `sockets_changed_` flag would never be reset causing the native poll set to be re-created everytime doing a poll.
mpflanzer added a commit to mpflanzer/ros_comm that referenced this pull request Apr 5, 2018
guillaumeautran added a commit to clearpathrobotics/ros_comm that referenced this pull request May 9, 2018
guillaumeautran added a commit to clearpathrobotics/ros_comm that referenced this pull request May 9, 2018
guillaumeautran added a commit to clearpathrobotics/ros_comm that referenced this pull request May 9, 2018
guillaumeautran added a commit to clearpathrobotics/ros_comm that referenced this pull request May 9, 2018
mikepurvis pushed a commit that referenced this pull request May 10, 2018
* Change to force a rebuild of the pollset on flag changes

This change fixes issues seen in #1357, resulting from #1281
dirk-thomas pushed a commit that referenced this pull request Aug 9, 2018
* Change to force a rebuild of the pollset on flag changes

This change fixes issues seen in #1357, resulting from #1281
dirk-thomas pushed a commit that referenced this pull request Aug 20, 2018
* Change to force a rebuild of the pollset on flag changes

This change fixes issues seen in #1357, resulting from #1281
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3 participants