Fixes a bug in MatrixStepper when sharding queries. #3550
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Since we split correctly metric queries, this bug has show itself. Basically we were not correctly stepping through time. We should always start from start, add the step until the start is after the end. For more read: https://www.robustperception.io/step-and-query_range Fixes grafana#3541 Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
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This should go in 2.2.1 /cc @slim-bean |
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com>
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* Fixes a bug in MatrixStepper when sharding queries. Since we split correctly metric queries, this bug has show itself. Basically we were not correctly stepping through time. We should always start from start, add the step until the start is after the end. For more read: https://www.robustperception.io/step-and-query_range Fixes #3541 Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes tests. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Fixes tests. for real. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> * Not easy to get those test working. Signed-off-by: Cyril Tovena <cyril.tovena@gmail.com> (cherry picked from commit b11d2ef)
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Since we split correctly metric queries, this bug has shown itself.
Basically we were not correctly stepping through time. We should always start from start, add the step until the start is after the end.
For more read: https://www.robustperception.io/step-and-query_range
Fixes #3541
Signed-off-by: Cyril Tovena cyril.tovena@gmail.com