Updated [data from crashstats](https://crash-stats.mozilla.org/search/?release_channel=nightly&signature=%3DIPCError-browser%20%7C%20ShutDownKill&product=Firefox&version=102.0a1&date=%3E%3D2022-05-17T00%3A00%3A00.000Z&date=%3C2022-05-24T10%3A27%3A00.000Z&_facets=url&_facets=user_comments&_facets=install_time&_facets=version&_facets=address&_facets=moz_crash_reason&_facets=reason&_facets=build_id&_facets=platform_pretty_version&_facets=signature&_facets=useragent_locale&_facets=ipc_shutdown_state&_sort=-date&_columns=date&_columns=signature&_columns=product&_columns=version&_columns=build_id&_columns=platform#facet-ipc_shutdown_state) Rank | Last annotion | # | % ---|--------|---|--- 1 | NotifyImpendingShutdown received. | 5605 | 58.07 % 2 | SendFinishShutdown (sent) | 1735 | 17.98 % 3 | content-child-shutdown started | 31 | 0.32 % 4 | ShutdownInternal entry | 16 | 0.17 % 5 | RecvShutdownConfirmedHP entry | 4 | 0.04 % 6 | RecvShutdown entry | 1 | 0.01 % 7 | SendFinishShutdown (sending) | 1 | 0.01 % This confirms that we still have mostly bottlenecks in receiving the shutdown messages, it seems they get queued way to often.
Bug 1755376 Comment 19 Edit History
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Updated [data from crashstats](https://crash-stats.mozilla.org/search/?release_channel=nightly&signature=%3DIPCError-browser%20%7C%20ShutDownKill&product=Firefox&version=102.0a1&date=%3E%3D2022-05-17T00%3A00%3A00.000Z&date=%3C2022-05-24T10%3A27%3A00.000Z&_facets=url&_facets=user_comments&_facets=install_time&_facets=version&_facets=address&_facets=moz_crash_reason&_facets=reason&_facets=build_id&_facets=platform_pretty_version&_facets=signature&_facets=useragent_locale&_facets=ipc_shutdown_state&_sort=-date&_columns=date&_columns=signature&_columns=product&_columns=version&_columns=build_id&_columns=platform#facet-ipc_shutdown_state) Rank | Last annotation | # | % ---|--------|---|--- 1 | NotifyImpendingShutdown received. | 5605 | 58.07 % 2 | SendFinishShutdown (sent) | 1735 | 17.98 % 3 | content-child-shutdown started | 31 | 0.32 % 4 | ShutdownInternal entry | 16 | 0.17 % 5 | RecvShutdownConfirmedHP entry | 4 | 0.04 % 6 | RecvShutdown entry | 1 | 0.01 % 7 | SendFinishShutdown (sending) | 1 | 0.01 % This confirms that we still have mostly bottlenecks in receiving the shutdown messages, it seems they get queued way to often.
Updated [data from crashstats](https://crash-stats.mozilla.org/search/?release_channel=nightly&signature=%3DIPCError-browser%20%7C%20ShutDownKill&product=Firefox&version=102.0a1&date=%3E%3D2022-05-17T00%3A00%3A00.000Z&date=%3C2022-05-24T10%3A27%3A00.000Z&_facets=url&_facets=user_comments&_facets=install_time&_facets=version&_facets=address&_facets=moz_crash_reason&_facets=reason&_facets=build_id&_facets=platform_pretty_version&_facets=signature&_facets=useragent_locale&_facets=ipc_shutdown_state&_sort=-date&_columns=date&_columns=signature&_columns=product&_columns=version&_columns=build_id&_columns=platform#facet-ipc_shutdown_state) Rank | Last annotation | # | % ---|--------|---|--- 1 | NotifyImpendingShutdown received. | 5605 | 58.07 % 2 | SendFinishShutdown (sent) | 1735 | 17.98 % 3 | content-child-shutdown started | 31 | 0.32 % 4 | ShutdownInternal entry | 16 | 0.17 % 5 | RecvShutdownConfirmedHP entry | 4 | 0.04 % 6 | RecvShutdown entry | 1 | 0.01 % 7 | SendFinishShutdown (sending) | 1 | 0.01 % This confirms that we still have mostly bottlenecks in receiving / running the shutdown messages, it seems they get queued way to often.