diff --git a/main.cpp b/main.cpp
index 6e4dc99e..5843de39 100644
--- a/main.cpp
+++ b/main.cpp
@@ -5,7 +5,7 @@ int main(int argc, char * argv[]) {
 	const int repeat = 1000;
 	const int no_repeat = 1;
 	const int small_cnt = 1000;
-	const int big_cnt = 1000000;
+	const int big_cnt = 100000;
 	PITimeMeasurer tm;
 
 
@@ -84,9 +84,9 @@ int main(int argc, char * argv[]) {
 	piCout << "bigmap<int, int> insert rnd []" << tm.elapsed_m();
 
 	PIStringList small_sl;
-	for (int i=0; i<small_cnt; ++i) small_sl << PIString::fromNumber(randomd());
+	for (int i=0; i<small_cnt; ++i) small_sl << PIString::fromNumber(randomd())+PIString::fromNumber(i);
 	PIStringList big_sl;
-	for (int i=0; i<big_cnt; ++i) big_sl << PIString::fromNumber(randomd());
+	for (int i=0; i<big_cnt; ++i) big_sl << PIString::fromNumber(randomd())+PIString::fromNumber(i);
 	piCout << "map<PIString, int> insert...";
 	tm.reset();
 	for (int c=0; c<repeat; ++c) {
@@ -151,5 +151,70 @@ int main(int argc, char * argv[]) {
 		while (it.next()) v << it.value();
 	}
 	piCout << "map<PIString, int> interate" << tm.elapsed_m();
+
+
+	PIByteArray ba;
+	ba.resize(1024);
+	piCout << "map<int, PIByteArray> insert...";
+	tm.reset();
+	PIMap<int, PIByteArray> m3;
+	for (int i=0; i<big_cnt; ++i) m3.insert(i, ba);
+	piCout << "map<int, PIByteArray> insert" << tm.elapsed_m();
+	piCout << "map<int, PIByteArray> interate...";
+	tm.reset();
+	for (int c=0; c<repeat; ++c) {
+		PIVector<int> v;
+		v.reserve(m3.size());
+		auto it = m3.makeIterator();
+		while (it.next()) v << it.value().size();
+	}
+	piCout << "map<int, PIByteArray> interate" << tm.elapsed_m();
+
+	piCout << "map<PIString, PIByteArray> insert...";
+	tm.reset();
+	PIMap<PIString, PIByteArray> m4;
+	for (int i=0; i<big_cnt; ++i) {
+		m4.insert(big_sl[i], ba);
+	}
+	piCout << "map<PIString, PIByteArray> insert" << tm.elapsed_m();
+	piCout << "map<PIString, PIByteArray> interate...";
+	tm.reset();
+	for (int c=0; c<repeat; ++c) {
+		PIVector<int> v;
+		v.reserve(m4.size());
+		auto it = m4.makeIterator();
+		while (it.next()) v << it.value().size();
+	}
+	piCout << "map<PIString, PIByteArray> interate" << tm.elapsed_m();
+
+	piCout << "map<int, int> cointains...";
+	tm.reset();
+	for (int c=0; c<big_cnt; ++c) {
+		m1.contains(1023);
+	}
+	piCout << "map<int, int> contains" << tm.elapsed_m();
+
+	piCout << "map<int, int> cointains miss...";
+	tm.reset();
+	for (int c=0; c<big_cnt; ++c) {
+		m1.contains(-1);
+	}
+	piCout << "map<int, int> contains miss" << tm.elapsed_m();
+
+	piCout << "map<PIString, int> cointains...";
+	tm.reset();
+	for (int c=0; c<big_cnt; ++c) {
+		m2.contains(big_sl[1023]);
+	}
+	piCout << "map<PIString, int> contains" << tm.elapsed_m();
+
+	piCout << "map<PIString, int> cointains miss...";
+	PIString s = "dfcdsfas";
+	tm.reset();
+	for (int c=0; c<big_cnt; ++c) {
+		m2.contains(s);
+	}
+	piCout << "map<PIString, int> contains miss" << tm.elapsed_m();
+
 	return 0;
 }