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Search: Posts Made By: sam028
Forum: Brokers February 6th, 2015, 05:29 PM
Replies: 111
Views: 44,961
Posted By sam028
In Ninja: Tools -> Options -> Simulator. You can...

In Ninja: Tools -> Options -> Simulator. You can put your latency there.
Forum: Brokers January 14th, 2013, 06:41 PM
Replies: 111
Views: 44,961
Posted By sam028
I'll ask my customer if he's ready to give us...

I'll ask my customer if he's ready to give us more details on the high latency he had using CQG API, but as he is not using Ninja but his own home-made code to send orders, maybe something is wrong...
Forum: Brokers January 13th, 2013, 01:43 PM
Replies: 111
Views: 44,961
Posted By sam028
About what grahamg wrote about CQG, and their...

About what grahamg wrote about CQG, and their servers locations, I had some interesting information coming from one of my VPS users.
This user is using the CQG API directly to code his own system,...
Forum: Brokers September 9th, 2012, 11:13 PM
Replies: 111
Views: 44,961
Posted By sam028
Their is no big risks to try it, so you can give...

Their is no big risks to try it, so you can give it a shot.
But do not expect any miracle ;).
Forum: Brokers September 7th, 2012, 06:34 AM
Replies: 111
Views: 44,961
Posted By sam028
TCPnodelay won't help a lot, it's only useful for...

TCPnodelay won't help a lot, it's only useful for very small packets (see Nagle's algorithm - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Nagle%27s_algorithm)).
TcpAckFrequency...
Forum: Brokers September 6th, 2012, 06:30 AM
Replies: 111
Views: 44,961
Posted By sam028
The safer is to change TcpAckFrequency and...

The safer is to change TcpAckFrequency and TCPnodelay values in the registery, no need to launch an .exe.
The gain would be visible if you already have an high latency, like 300ms from Australia to...
Forum: Brokers January 23rd, 2012, 09:54 AM
Replies: 111
Views: 44,961
Posted By sam028
I think it's not that simple. Their is the...

I think it's not that simple.
Their is the latency but also the bandwidth, and the power of the end user PC.
Let's say the end user is 45ms from the exchange, but need 500 kb of market data to...
Forum: Brokers August 13th, 2010, 09:28 AM
Replies: 111
Views: 44,961
Posted By sam028
pepelucho: can you please tell us what is your...

pepelucho: can you please tell us what is your ping from your $60/month VM and the exchange ?
I don't know yet what is an acceptable latency for sclaping bots, the lower the better, but below 5ms...
Forum: Brokers January 8th, 2010, 12:59 PM
Replies: 111
Views: 44,961
Posted By sam028
No problem Andrew. Yes, I think it's not...

No problem Andrew.
Yes, I think it's not possible to change the latency from you home workstation and the exchange, going through internet, so the idea was "don't spend too much time on this, it's...
Forum: Brokers January 8th, 2010, 08:01 AM
Replies: 111
Views: 44,961
Posted By sam028
Andrew, no matter how well tuned is your TCP...

Andrew, no matter how well tuned is your TCP stack on your PC, 95% of the latency is not under your control: the dozens of routers/links between you and the destination host.
For some specific pro...
Forum: Brokers December 31st, 2009, 09:38 PM
Replies: 111
Views: 44,961
Posted By sam028
@steve2222: try a "netstat", and then ping the...

@steve2222: try a "netstat", and then ping the hosts where the feed is coming from, it might be something like xxx.7ticks.com or xxx.rithmic.com.
Two weeks for NTP update, it's really too much, you...
Showing results 1 to 11 of 11

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