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path: root/opendc-trace/opendc-trace-api/src/main/kotlin/org/opendc/trace/ResourceStateColumns.kt
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2022-04-22refactor(trace/api): Move conventions into separate packageFabian Mastenbroek
This change moves the trace conventions (such as table and column names) in a separate conv package, so that it is separated from the main API. This also allows for a potential move into a separate module in the future.
2021-11-02refactor(trace): Support gaps in trace dataFabian Mastenbroek
This change updates the implementation of the trace converter and SimTrace implementation to support cases where there is a gap between samples in the trace data. This change allows users to specify what to do in case samples are missing in the trace. The available options are specified in `SimTrace.FillMode`. Currently, we support either carrying the previous value forward or set the usage to zero.
2021-09-20refactor(trace): Unify columns of different tablesFabian Mastenbroek
This change unifies columns of different tables used by trace formats. This concretely means that instead of having columns specific per table (e.g., RESOURCE_ID and RESOURCE_STATE_ID), with this changes these columns are shared between the tables with a single definition (RESOURCE_ID).
2021-09-19feat(trace): Update OpenDC VM trace formatFabian Mastenbroek
This change optimizes the OpenDC VM trace format by removing unnecessary columns as well as optimizing the writer settings. The new implementation still supports reading the old trace format in case users run OpenDC with older workload traces.
2021-09-02perf(trace): Improve performance of column lookupFabian Mastenbroek
2021-09-02refactor(capelin): Migrate trace reader to new trace APIFabian Mastenbroek
This change updates the trace reading classes in the Capelin experiment to use the new trace API in order to re-use many of the trace reading parts.
2021-09-01feat(trace): Add API for trace readingFabian Mastenbroek
This change introduces a new OpenDC API for reading various trace formats in a streaming manner.