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Date/Time: Fri, 26 Apr 2024 08:53:30 +0000



Post From: Chart Replay Reloads Data Slowly

[2021-09-15 15:14:04]
Sierra Chart Engineering - Posts: 104368
After I stop a replay, the chart reloads all the historical data, which can take several minutes.
When you stop the replay did you need the chart to load data all the way to the current date?

This make iterative backtesting very slow and tedious. Is there any way to disable this chart reload activity?
The only way to avoid this is to use what is called bar based back testing:
Auto Trade System Back Testing: Bar Based Back Testing

This is how you avoid the reloading.

It shouldn't require reloading all this data when doing replays
It absolutely is necessary to reload the data when doing tick by tick back testing.


For the storage drive, you really want to use an NVME drive. Refer to:
High CPU Usage | Inactive User Interface | Poor Performance | Long Time to Load Chart Data | Charts Reloading Often: 30.29 - Solid State Drives / SSD

You can also compress older historical data files to make the loading from them faster:
https://www.sierrachart.com/index.php?page=doc/DataSourceSettings.php#IntradayDataFileManagement
Sierra Chart Support - Engineering Level

Your definitive source for support. Other responses are from users. Try to keep your questions brief and to the point. Be aware of support policy:
https://www.sierrachart.com/index.php?l=PostingInformation.php#GeneralInformation

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