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Date/Time: Mon, 12 May 2025 00:45:13 +0000



Post From: level 2 discrepancies..?

[2016-05-31 07:56:12]
Sierra Chart Engineering - Posts: 104368
Regarding the minor packet loss we have seen (~.005%), this has been looked into more closely. The connection to our servers that receives the CME multicast feed now has been changed to a 10 gigabit connection which is the native speed of the switch.

We also have come to realize that some of this issue could be happening on the server and not on the external network run by Barchart. We have made some changes and the above change has also been done by Barchart over the weekend.

We will see how it goes today. Hopefully we will be down to 0% packet loss. Whether we have achieved that right now, or there is more to do, we will see.


Also, our server updates the market depth levels from the CME snapshot feed every 15 minutes. If that is slightly lagged behind the incremental feed, that could account for some momentary differences as well. Not sure what we can do about that, because this periodic refreshing is important to ensure that the state of the data feed is always up-to-date in the event that there is data loss.
Sierra Chart Support - Engineering Level

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Date Time Of Last Edit: 2016-05-31 07:57:47