diff --git a/r/lightning_begin.R b/r/lightning_begin.R
index b237fb9..5ed5f68 100644
--- a/r/lightning_begin.R
+++ b/r/lightning_begin.R
@@ -10,7 +10,7 @@ ggplot(data=link_info, aes(x=timestamp, y=link, color=speed)) +
   theme_classic()
 
 
-xx <- read.csv("../res/tmp_light/g.csv")
+xx <- read.csv("../res/tmp_light/k.csv")
 xx2 <- sqldf("select packet_id,1.0 * MIN(latency) / 1000.0 as lat,way from xx group by packet_id,way")
 ggplot(data=xx2, aes(x=packet_id, y=lat, color=way)) +
   geom_line() +
@@ -63,5 +63,7 @@ xx3 <- sqldf("select packet_id,1.0 * MIN(latency) / 1000.0 as lat,flag,way from
 xx3$flag <- factor(xx3$flag)
 ggplot(data=xx3, aes(x=lat, group=flag, color=flag)) +
   stat_ecdf(pad = FALSE) +
+  geom_vline(xintercept = 200) +
+  geom_vline(xintercept = 400) +
   coord_cartesian(xlim=c(0,1200)) +
   theme_classic()
diff --git a/src/algo_lightning.c b/src/algo_lightning.c
index c26c190..fb358bb 100644
--- a/src/algo_lightning.c
+++ b/src/algo_lightning.c
@@ -68,10 +68,10 @@ struct light_ctx {
   int sent_past_links;
   struct timespec window;
   size_t monit_pkt_size;
-  uint8_t csv;
-  uint8_t is_measlat;
-  uint8_t explain;
-  uint8_t disable_scheduler;
+  int csv;
+  int is_measlat;
+  int explain;
+  int disable_scheduler;
   enum schedule_group_target sched_strat;
 };
 
@@ -321,8 +321,9 @@ void algo_lightning_update_stats (struct light_ctx *lightc, struct stat_entry *s
   }
 
   // Sort
-  if (!lightc->disable_scheduler)
+  if (!lightc->disable_scheduler) {
     qsort(stats, lightc->total_links, sizeof(struct stat_entry), compare_stat_entry_max);
+  }
 }
 
 int send_message(struct evt_core_ctx* ctx, struct buffer_packet* bp) {