156 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			156 lines
		
	
	
		
			5.1 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
from mylog.mylog import MyLogger
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from op_generator import op_generator
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from cost_test_conf import Config
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import subprocess as sp
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import os
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from lmfit import Model
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import numpy as np
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hash_cls = op_generator.gen_operator("hash_join")
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conf = Config()
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conf.u_to_test_op_c = 'hash'
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conf.is_not_running_as_unittest_c = True
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conf.schema_file_c = 'c10k1x2.schema'
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conf.left_row_count_c = 1000
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conf.right_row_count_c = 1000
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conf.left_min_c = 1
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conf.right_min_c = 1
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conf.is_random_c = True
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conf.left_pj_c = 10
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conf.right_pj_c = 10
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hash_op = hash_cls(conf)
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result_file_name = "hash_join_result"
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if os.path.exists(result_file_name):
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    os.remove(result_file_name)
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# step 2 do bench and gen data
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case_run_time = 7
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case_count = 0
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row_count_max = 100000;
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row_count_step = 2000;
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total_case_count = row_count_max/row_count_step
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total_case_count *= total_case_count
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print "Total case count %s ..." % (total_case_count)
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for left_row_count in xrange(1000, row_count_max + 1, row_count_step):
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     for right_row_count in xrange(1000, row_count_max + 1, row_count_step):
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         case_count+=1
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         hash_op.conf.left_row_count_c = left_row_count
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         hash_op.conf.right_row_count_c = right_row_count
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         hash_op.conf.left_max_c = max(left_row_count, right_row_count) * 3
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         hash_op.conf.right_max_c = hash_op.conf.left_max_c
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         sp.check_call("echo -n '%s,%s,' >> %s" % (left_row_count, right_row_count, result_file_name), shell=True)
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         print "Running case %s / %s ... : %s " % (case_count, total_case_count, hash_op.get_bench_cmd())
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         print "%s >> %s" % (hash_op.get_bench_cmd(), result_file_name)
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         sp.check_call("%s >> %s" % (hash_op.get_bench_cmd(), result_file_name), shell=True)
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# step 3 process data
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final_file_name = "hash_join_result_final"
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if os.path.exists(final_file_name):
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    os.remove(final_file_name)
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data_cmd = hash_op.get_data_preprocess_cmd()
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sp.check_call(data_cmd, shell=True)
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# step 4 fit and output
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out_model_file_name = "hash_model"
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if os.path.exists(out_model_file_name):
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    os.remove(out_model_file_name)
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def hash_model_form(args,
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                    Tstart_up,
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                    Tbuild_htable,
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                    Tright_row_once,
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                    Tconvert_tuple,
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                    #Tequal_cond,
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                    #Tfilter_cond,
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                    Tjoin_row
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                    ):
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    (
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        Nres_row,
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        Nleft_row,
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        Nright_row,
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        Nequal_cond,
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    ) = args
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    total_cost = Tstart_up  # Tstartup
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    total_cost += Nleft_row * Tbuild_htable
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    total_cost += Nright_row * Tright_row_once
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    total_cost += Nequal_cond * Tconvert_tuple
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    total_cost += Nres_row * Tjoin_row
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    return total_cost
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def hash_model_arr(arg_sets,
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                   Tstart_up,
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                   Tbuild_htable,
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                   Tright_row_once,
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                   Tconvert_tuple,
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                   #Tequal_cond,
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                   #Tfilter_cond,
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                   Tjoin_row):
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    res = []
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    for single_arg_set in arg_sets:
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        res.append(hash_model_form(single_arg_set,
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                                   Tstart_up,
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                                   Tbuild_htable,
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                                   Tright_row_once,
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                                   Tconvert_tuple,
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                                   #Tequal_cond,
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                                   #Tfilter_cond,
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                                   Tjoin_row))
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    return np.array(res)
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def extract_info_from_line(line):
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    splited = line.split(",")
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    line_info = []
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    for item in splited:
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        line_info.append(float(item))
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    return line_info
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hash_model = Model(hash_model_arr)
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hash_model.set_param_hint("Tstart_up", min=0.0)
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hash_model.set_param_hint("Tbuild_htable", min=0.0)
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hash_model.set_param_hint("Tright_row_once", min=0.0)
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hash_model.set_param_hint("Tconvert_tuple", min=0.0)
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hash_model.set_param_hint("Tjoin_row", min=0.0)
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file = open(final_file_name, "r")
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arg_sets = []
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times = []
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case_params = []
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for line in file:
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    if line.startswith('#'):
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        continue
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    case_param = extract_info_from_line(line)
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    case_params.append(case_param)
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    arg_sets.append((case_param[2], case_param[0], case_param[1], case_param[3]))
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    times.append(case_param[4])
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file.close()
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arg_sets_np = np.array(arg_sets)
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times_np = np.array(times)
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result = hash_model.fit(times_np, arg_sets=arg_sets_np,
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                        Tstartup=0.0,
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                        Tbuild_htable=0.0,
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                        Tright_row_once=0.0,
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                        Tconvert_tuple=0.0,
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                        #Tequal_cond=0.0,
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                        #Tfilter_cond=0.0,
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                        Tjoin_row=0.0)
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res_line = str(result.best_values["Tstart_up"]) + ","
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res_line += str(result.best_values["Tbuild_htable"]) + ","
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res_line += str(result.best_values["Tright_row_once"]) + ","
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res_line += str(result.best_values["Tconvert_tuple"]) + ","
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#res_line += str(result.best_values["Tequal_cond"]) + ","
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#res_line += str(result.best_values["Tfilter_cond"]) + ","
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res_line += str(result.best_values["Tjoin_row"])
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print result.fit_report()
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if out_model_file_name:
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    out_file = open(out_model_file_name, "w")
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    out_file.write(res_line)
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    out_file.close()
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