Add a script to parse drop

scripts/drop_parse.py

@@ -0,0 +1,20 @@
+#!/usr/bin/python3
+
+import sys,re,math
+
+group_by = int(sys.argv[1])
+total = int(sys.argv[2])
+prev = 0
+bins = [0] * (total // group_by)
+
+for line in sys.stdin:
+  res = re.match(r".*Packet (\d+) latency.*", line)
+  if not res: continue
+  pkt_id, = res.groups()
+  pkt_id = int(pkt_id) - 1
+  for missing in range(prev+1,pkt_id):
+    bins[missing // group_by] += 1
+  prev = pkt_id
+
+for i in range(len(bins)):
+  print(f"{i*group_by}-{(i+1)*group_by-1},{bins[i]}")