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Date/Time: Fri, 26 Apr 2024 22:08:25 +0000



Issues Switching from Simulation to Live

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[2020-10-09 12:53:15]
User94606 - Posts: 327
I am currently running version 2177 and noticed that when I switched from simulation trading to live or vice-versa, Sierra Chart freezes for 3 or 4 minutes. I did not have any issues in the past prior to upgrading to 2177.
[2020-10-09 20:58:09]
Sierra Chart Engineering - Posts: 104368
This is occurring due to study recalculations. Refer to:
High CPU Usage | Inactive User Interface | Poor Performance | Long Time to Load Chart Data | Charts Reloading Often: 30.4 - Inefficient Study Configurations or Advanced Custom Studies

This is not an issue specific to 2177 unless somehow there is one study which is less efficient but there are no known changes to cause an issue.
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

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
[2020-10-17 13:38:10]
User94606 - Posts: 327
I am using the VWAP - Rolling study for 2, 3, 5, 7 and 30 days on a 1 min chart. The calculation time is very high - see screenshot. What do you recommend to reduce the calculation time? On a 15-min chart the calculation time is significantly better - the highest is 836 ms for the 30 days.
imageVWAP - Rolling.jpg / V - Attached On 2020-10-17 13:37:56 UTC - Size: 141.37 KB - 204 views
[2020-10-18 10:54:11]
Sierra Chart Engineering - Posts: 104368
Use a sub instance for the charts which use those studies:
Using DTC Server for Data and Trading in Another Sierra Chart Instance
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

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
[2020-10-18 18:16:55]
User311344 - Posts: 136
Use a sub instance for the charts which use those studies:

Could you explain why it is a good idea in this case? Thanks
[2020-10-19 15:04:14]
Sierra Chart Engineering - Posts: 104368
This is explained here:
Overview of Trading: Sierra Chart Configuration for Most Low Response Time Trading

You would use the sub instance only for charting and it would remain in Trade Simulation Mode and you will not need to change that setting causing unnecessary recalculations.
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

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
[2020-10-20 01:05:22]
User94606 - Posts: 327
I want to share data using the sub instance option. I read the steps 1 thru 6 from https://www.sierrachart.com/index.php?page=doc/NewInstance.php, but I am not clear once I create a new instance, how do I share the studies on the chart from the sub instance. Can you please provide more details or reference?
Date Time Of Last Edit: 2020-10-20 03:26:03
[2020-10-20 03:27:57]
Sierra Chart Engineering - Posts: 104368
Follow the instructions here:
Using DTC Server for Data and Trading in Another Sierra Chart Instance: Instructions For Sharing Data Using Sub Instances (Easiest And Recommended Method)

how do I share the studies on the chart from the sub instance.
We need more details as to exactly what you want to do.
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

For the most reliable, advanced, and zero cost futures order routing, *change* to the Teton service:
Sierra Chart Teton Futures Order Routing
[2020-10-20 03:38:06]
User94606 - Posts: 327
I want to use the Volume Weighted Average Price - Rolling study for 2, 3, 5, 7, and 30 days in the sub instance and share these calculations in the main instance.

Let me ask you a separate question. I initially had these calculations in the main instance on a 1 min chart and the calculations were taking a very long time. I have the same calculations already available in a 15 minute chart on the main instance. Is there a way to share the data already available in the main instance with another chart on the same chartbook?
Date Time Of Last Edit: 2020-10-20 03:50:04

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