From 8e57737775579dd6c8726d465be53c88c1c6aacb Mon Sep 17 00:00:00 2001
From: root <root@dw-6.eecs.uci.edu>
Date: Wed, 31 Jul 2019 23:19:21 -0700
Subject: [PATCH] Fix bugs in original code
---
gdax-orderbook-hpp/demo/demo.cpp | 25 ++++++++++++-------------
1 file changed, 12 insertions(+), 13 deletions(-)
diff --git a/gdax-orderbook-hpp/demo/demo.cpp b/gdax-orderbook-hpp/demo/demo.cpp
index 1a497cd..4d3dc61 100644
--- a/gdax-orderbook-hpp/demo/demo.cpp
+++ b/gdax-orderbook-hpp/demo/demo.cpp
@@ -6,10 +6,10 @@
void printBestBidAndOffer(GDAXOrderBook & book)
{
- std::cout << "current best bid: Î" << book.bids.begin()->second << " @ $"
- << book.bids.begin()->first/100.0 << "/Î ; ";
- std::cout << "current best offer: Î" << book.offers.begin()->second << " @ $"
- << book.offers.begin()->first/100.0 << "/Î"
+ std::cout << "current best bid: " << book.bids.begin()->second << " @ $"
+ << book.bids.begin()->first/100.0 << " ; ";
+ std::cout << "current best offer: " << book.offers.begin()->second << " @ $"
+ << book.offers.begin()->first/100.0 << " ; "
<< std::endl;
}
@@ -29,7 +29,7 @@ int main(int argc, char* argv[]) {
for ( auto bucket : histogram ) bucket = 0;
size_t numThreads = 5;
- secondsToSleep = 90;
+ secondsToSleep = 10;
std::cout << "running for " << secondsToSleep << " seconds, with " <<
numThreads << " threads constantly iterating over the whole order "
"book." << std::endl;
@@ -60,13 +60,12 @@ int main(int argc, char* argv[]) {
finish = std::chrono::steady_clock::now();
- histogram[
- static_cast<size_t>(
+ int index = static_cast<size_t>(
std::chrono::duration<double, std::milli>(
std::chrono::steady_clock::now() - start
- ).count()/5
- )
- ]++;
+ ).count()/500);
+
+ histogram[index]++;
}
}));
}
@@ -83,10 +82,10 @@ int main(int argc, char* argv[]) {
size_t countOfBiggestBucket = 0;
for ( size_t & i : histogram )
{
- countOfBiggestBucket = std::max(i, countOfBiggestBucket);
+ countOfBiggestBucket = std::max(i, countOfBiggestBucket);
}
- return countOfBiggestBucket;
- }()/68; // 80 column display, minus chars used for row headers, =68
+ return (double)countOfBiggestBucket;
+ }()/68.0; // 80 column display, minus chars used for row headers, =68
std::cout << "histogram of times to iterate over the whole book:" << std::endl;
for ( int i=0 ; i < sizeof(histogram)/sizeof(histogram[0]) ; ++i )
{
--
2.34.1