Gm Cruise Holdings LLC

Aditya Immaneni

Narayanan Vinay Krishnan

Yang Liu

Surbhi Singhal

A VNLS is described and includes stack recorders for recording data from active data sources comprising at least one topic and having associated therewith a logstream comprising a plurality of active data source data elements; edge recorders for recording data from passive data sources and having associated therewith a second logstream comprising a plurality of passive data source data elements; a staging area for storing the first and second logstreams; and a library for storing snapshots associated with events, wherein the snapshots are created when triggers associated with the events are received at the VNLS and wherein the snapshots include links to a first subset of the plurality of data elements; wherein a second subset of the plurality of data elements that are outside a rolling hold time window and that are not in the first subset of the plurality of data elements are periodically deleted from the VNLS.

Selective logging and wheel of time for vehicle network logger system

A vehicle network logging system (VNLS) is described and includes an automated driving systems computer (ADSC) installed on the vehicle, the ADSC comprising a load balancing module; and at least one logger installed on the vehicle, wherein the at least one logger is connected to the ADSC via a communications network comprising a plurality of communications links and wherein the at least one logger receives from the ADSC data for logging in at least one database of the at least one logger, wherein the data is received from the ADSC via the plurality of communications links; wherein the load balancing module performs load balancing of the data across the plurality of communications links, wherein the load balancing is performed based at least in part on disk utilization information for the at least one logger and network utilization of the communications network.

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Foster City, CA, United States of America

Aditya Immaneni