Results for 7c

figure_7/a_figure7c.csv

@@ -0,0 +1,475 @@
+term,n_exec,count
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+-1,7,1

figure_7/figure7c.py

@@ -17,12 +17,24 @@ from pyspark.sql.types import *
 from decimal import *
 import random
 
+CHECKDIR = "/home/claudio/google_2019/thesis_queries/figure_7/" 
+
 if len(sys.argv) is not 4:
     print(sys.argv[0] + " {cluster} {tmpdir} {maxram}")
     sys.exit()
 
 cluster=sys.argv[1]
 
+if os.path.exists(CHECKDIR + cluster + "_figure7c.csv"):
+    print("already computed")
+    sys.exit()
+
+if os.path.exists(CHECKDIR + cluster + "_figure7c_working"):
+    print("already in execution")
+    sys.exit()
+
+os.system("touch " + CHECKDIR + cluster + "_figure7c_working")
+
 spark = pyspark.sql.SparkSession.builder \
   .appName("task_slowdown") \
   .config("spark.driver.maxResultSize", "128g") \
@@ -33,7 +45,7 @@ sc = spark.sparkContext
 
 # READING INSTANCE EVENTS DATA
 dfepath = "/home/claudio/google_2019/instance_events/" + cluster + "/" + cluster + "_instance_events*.json.gz"
-#dfepath = "/home/claudio/google_2019/instance_events/" + cluster + "/" + cluster + "_test.json"
+#dfepath = "/home/claudio/google_2019/instance_events/" + cluster + "/" + cluster + "_instance_events00000000000?.json.gz"
 df = spark.read.json(dfepath)
 
 def tabid(x):
@@ -58,9 +70,11 @@ def tally_event(bucket, term, nexec):
 
 def for_each_joined(x):
     machine_id = x[0]
+    if x[0] is None:
+        return {}
     ts = x[1]
 
-    ts = sorted(ts, key=lambda x: x["time"])
+    ts = sorted(ts, key=lambda x: x["time"] or -1)
     in_execution = set()
     chum = {}
  
@@ -88,24 +102,34 @@ def fold_resobjs(ro1, ro2):
     return ro1
  
 def mark_next(data):
-    ts = data[1]
-    ts = sorted(ts, key=lambda z: z[1])
+    ts = list(data[1])
+    ts = sorted(ts, key=lambda z: z[1] or -1)
     last_term = -1
     for i in range(0, len(ts)):
         t = ts[i]
         ts[i] = {"id": t[0], "time": t[1], "type": t[2], "mid": t[3], "end": (i == len(ts) -1 or t[3] != ts[i+1][3])}
-        if ts[i]["type"] >= 4 or ts[i]["type"] <= 8:
+        if ts[i]["type"] >= 4 and ts[i]["type"] <= 8:
             last_term = ts[i]["type"]
     for t in ts:
         t["term"] = last_term
     return ts
 
+
+def to_csv(result):
+    out = "term,n_exec,count\n"
+    for key in result.keys():
+        for key2 in result[key].keys():
+            out += str(key) + "," + str(key2) + "," + str(result[key][key2]) + "\n"
+    return out
+
+
 result = df.rdd \
     .filter(lambda x: x.time is not None and x.type is not None and
             x.instance_index is not None and x.collection_id is not None) \
     .map(lambda x: [tabid(x), int(x.time), int(x.type), x.machine_id]) \
     .groupBy(lambda x: x[0]) \
     .flatMap(mark_next) \
+    .filter(lambda x: x["mid"] is not None) \
     .groupBy(lambda x: x["mid"]) \
     .partitionBy(1000, lambda x: random.randint(0, 1000-1)) \
     .map(for_each_joined) \
@@ -113,7 +137,8 @@ result = df.rdd \
 
 d = os.path.dirname(os.path.realpath(__file__))
 
-with open(d + "/" + cluster + "_figure7c.json", "w") as f:
-    json.dump(result, f)
+with open(d + "/" + cluster + "_figure7c.csv", "w") as f:
+    f.write(to_csv(result))
 
+os.system("rm " + CHECKDIR + cluster + "_figure7c_working")
 # vim: set ts=4 sw=4 et tw=120: