diff --git a/timespans/calldesc_test.go b/timespans/calldesc_test.go
index c50215bd8..5b59604e1 100644
--- a/timespans/calldesc_test.go
+++ b/timespans/calldesc_test.go
@@ -23,6 +23,18 @@ import (
 	//"log"
 )
 
+/*
+json
+BenchmarkRedisGetCost	    5000	    462787 ns/op
+BenchmarkKyotoGetCost	   10000	    203543 ns/op
+BenchmarkMongoGetCost	   10000	    320457 ns/op
+
+gob
+BenchmarkRedisGetCost	   10000	    258751 ns/op
+BenchmarkKyotoGetCost	   50000	     38449 ns/op
+BenchmarkMongoGetCost	   10000	    323262 ns/op
+*/
+
 func TestKyotoSplitSpans(t *testing.T) {
 	getter, _ := NewKyotoStorage("test.kch")
 	defer getter.Close()
diff --git a/timespans/kyoto_storage.go b/timespans/kyoto_storage.go
index e927b3d7f..431d2db2a 100644
--- a/timespans/kyoto_storage.go
+++ b/timespans/kyoto_storage.go
@@ -41,11 +41,11 @@ func NewKyotoStorage(filaName string) (*KyotoStorage, error) {
 
 	ks.dec = gob.NewDecoder(&ks.buf)
 	ks.enc = gob.NewEncoder(&ks.buf)
-	ks.trainGobEncoderAndDecoder()
+	ks.traingobEncoderAndDecoder()
 	return ks, err
 }
 
-func (ks *KyotoStorage) trainGobEncoderAndDecoder() {
+func (ks *KyotoStorage) traingobEncoderAndDecoder() {
 	aps := []*ActivationPeriod{&ActivationPeriod{}}
 	ks.enc.Encode(aps)
 	ks.dec.Decode(&aps)
diff --git a/timespans/redis_storage.go b/timespans/redis_storage.go
index 9b87c4d62..ad82b6ad4 100644
--- a/timespans/redis_storage.go
+++ b/timespans/redis_storage.go
@@ -39,11 +39,11 @@ func NewRedisStorage(address string, db int) (*RedisStorage, error) {
 	rs := &RedisStorage{db: ndb, dbNb: db}
 	rs.dec = gob.NewDecoder(&rs.buf)
 	rs.enc = gob.NewEncoder(&rs.buf)
-	rs.trainGobEncoderAndDecoder()
+	rs.traingobEncoderAndDecoder()
 	return rs, nil
 }
 
-func (rs *RedisStorage) trainGobEncoderAndDecoder() {
+func (rs *RedisStorage) traingobEncoderAndDecoder() {
 	aps := []*ActivationPeriod{&ActivationPeriod{}}
 	rs.enc.Encode(aps)
 	rs.dec.Decode(&aps)
diff --git a/timespans/tariff_plans.go b/timespans/tariff_plans.go
index 3b2d8115b..fb642f5a8 100644
--- a/timespans/tariff_plans.go
+++ b/timespans/tariff_plans.go
@@ -18,7 +18,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 package timespans
 
 import (
-	// "log"
+// "log"
 )
 
 /*
diff --git a/timespans/test.kch b/timespans/test.kch
index 55fd81e2c..fc90c15bd 100644
Binary files a/timespans/test.kch and b/timespans/test.kch differ