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dxprof_py3.py
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vliweihan
GitHub
parent
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core/src/main/bin/dxprof_py3.py
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192
core/src/main/bin/dxprof_py3.py
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#! /usr/bin/env python
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# vim: set expandtab tabstop=4 shiftwidth=4 foldmethod=marker nu:
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import re
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import sys
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import time
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REG_SQL_WAKE = re.compile(r'Begin\s+to\s+read\s+record\s+by\s+Sql', re.IGNORECASE)
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REG_SQL_DONE = re.compile(r'Finished\s+read\s+record\s+by\s+Sql', re.IGNORECASE)
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REG_SQL_PATH = re.compile(r'from\s+(\w+)(\s+where|\s*$)', re.IGNORECASE)
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REG_SQL_JDBC = re.compile(r'jdbcUrl:\s*\[(.+?)\]', re.IGNORECASE)
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REG_SQL_UUID = re.compile(r'(\d+\-)+reader')
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REG_COMMIT_UUID = re.compile(r'(\d+\-)+writer')
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REG_COMMIT_WAKE = re.compile(r'begin\s+to\s+commit\s+blocks', re.IGNORECASE)
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REG_COMMIT_DONE = re.compile(r'commit\s+blocks\s+ok', re.IGNORECASE)
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# {{{ function parse_timestamp() #
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def parse_timestamp(line):
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try:
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ts = int(time.mktime(time.strptime(line[0:19], '%Y-%m-%d %H:%M:%S')))
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except:
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ts = 0
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return ts
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# }}} #
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# {{{ function parse_query_host() #
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def parse_query_host(line):
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ori = REG_SQL_JDBC.search(line)
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if (not ori):
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return ''
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ori = ori.group(1).split('?')[0]
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off = ori.find('@')
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if (off > -1):
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ori = ori[off+1:len(ori)]
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else:
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off = ori.find('//')
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if (off > -1):
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ori = ori[off+2:len(ori)]
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return ori.lower()
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# }}} #
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# {{{ function parse_query_table() #
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def parse_query_table(line):
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ori = REG_SQL_PATH.search(line)
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return (ori and ori.group(1).lower()) or ''
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# }}} #
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# {{{ function parse_reader_task() #
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def parse_task(fname):
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global LAST_SQL_UUID
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global LAST_COMMIT_UUID
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global DATAX_JOBDICT
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global DATAX_JOBDICT_COMMIT
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global UNIXTIME
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LAST_SQL_UUID = ''
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DATAX_JOBDICT = {}
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LAST_COMMIT_UUID = ''
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DATAX_JOBDICT_COMMIT = {}
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UNIXTIME = int(time.time())
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with open(fname, 'r') as f:
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for line in f.readlines():
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line = line.strip()
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if (LAST_SQL_UUID and (LAST_SQL_UUID in DATAX_JOBDICT)):
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DATAX_JOBDICT[LAST_SQL_UUID]['host'] = parse_query_host(line)
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LAST_SQL_UUID = ''
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if line.find('CommonRdbmsReader$Task') > 0:
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parse_read_task(line)
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elif line.find('commit blocks') > 0:
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parse_write_task(line)
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else:
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continue
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# }}} #
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# {{{ function parse_read_task() #
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def parse_read_task(line):
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ser = REG_SQL_UUID.search(line)
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if not ser:
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return
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LAST_SQL_UUID = ser.group()
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if REG_SQL_WAKE.search(line):
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DATAX_JOBDICT[LAST_SQL_UUID] = {
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'stat' : 'R',
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'wake' : parse_timestamp(line),
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'done' : UNIXTIME,
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'host' : parse_query_host(line),
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'path' : parse_query_table(line)
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}
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elif ((LAST_SQL_UUID in DATAX_JOBDICT) and REG_SQL_DONE.search(line)):
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DATAX_JOBDICT[LAST_SQL_UUID]['stat'] = 'D'
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DATAX_JOBDICT[LAST_SQL_UUID]['done'] = parse_timestamp(line)
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# }}} #
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# {{{ function parse_write_task() #
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def parse_write_task(line):
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ser = REG_COMMIT_UUID.search(line)
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if not ser:
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return
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LAST_COMMIT_UUID = ser.group()
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if REG_COMMIT_WAKE.search(line):
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DATAX_JOBDICT_COMMIT[LAST_COMMIT_UUID] = {
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'stat' : 'R',
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'wake' : parse_timestamp(line),
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'done' : UNIXTIME,
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}
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elif ((LAST_COMMIT_UUID in DATAX_JOBDICT_COMMIT) and REG_COMMIT_DONE.search(line)):
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DATAX_JOBDICT_COMMIT[LAST_COMMIT_UUID]['stat'] = 'D'
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DATAX_JOBDICT_COMMIT[LAST_COMMIT_UUID]['done'] = parse_timestamp(line)
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# }}} #
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# {{{ function result_analyse() #
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def result_analyse():
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def compare(a, b):
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return b['cost'] - a['cost']
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tasklist = []
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hostsmap = {}
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statvars = {'sum' : 0, 'cnt' : 0, 'svr' : 0, 'max' : 0, 'min' : int(time.time())}
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tasklist_commit = []
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statvars_commit = {'sum' : 0, 'cnt' : 0}
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for idx in DATAX_JOBDICT:
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item = DATAX_JOBDICT[idx]
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item['uuid'] = idx;
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item['cost'] = item['done'] - item['wake']
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tasklist.append(item);
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if (not (item['host'] in hostsmap)):
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hostsmap[item['host']] = 1
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statvars['svr'] += 1
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if (item['cost'] > -1 and item['cost'] < 864000):
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statvars['sum'] += item['cost']
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statvars['cnt'] += 1
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statvars['max'] = max(statvars['max'], item['done'])
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statvars['min'] = min(statvars['min'], item['wake'])
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for idx in DATAX_JOBDICT_COMMIT:
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itemc = DATAX_JOBDICT_COMMIT[idx]
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itemc['uuid'] = idx
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itemc['cost'] = itemc['done'] - itemc['wake']
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tasklist_commit.append(itemc)
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if (itemc['cost'] > -1 and itemc['cost'] < 864000):
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statvars_commit['sum'] += itemc['cost']
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statvars_commit['cnt'] += 1
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ttl = (statvars['max'] - statvars['min']) or 1
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idx = float(statvars['cnt']) / (statvars['sum'] or ttl)
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tasklist.sort(compare)
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for item in tasklist:
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print('%s\t%s.%s\t%s\t%s\t% 4d\t% 2.1f%%\t% .2f' %(item['stat'], item['host'], item['path'],
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time.strftime('%H:%M:%S', time.localtime(item['wake'])),
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(('D' == item['stat']) and time.strftime('%H:%M:%S', time.localtime(item['done']))) or '--',
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item['cost'], 100 * item['cost'] / ttl, idx * item['cost']))
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if (not len(tasklist) or not statvars['cnt']):
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return
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print('\n--- DataX Profiling Statistics ---')
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print('%d task(s) on %d server(s), Total elapsed %d second(s), %.2f second(s) per task in average' %(statvars['cnt'],
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statvars['svr'], statvars['sum'], float(statvars['sum']) / statvars['cnt']))
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print('Actually cost %d second(s) (%s - %s), task concurrency: %.2f, tilt index: %.2f' %(ttl,
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time.strftime('%H:%M:%S', time.localtime(statvars['min'])),
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time.strftime('%H:%M:%S', time.localtime(statvars['max'])),
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float(statvars['sum']) / ttl, idx * tasklist[0]['cost']))
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idx_commit = float(statvars_commit['cnt']) / (statvars_commit['sum'] or ttl)
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tasklist_commit.sort(compare)
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print('%d task(s) done odps comit, Total elapsed %d second(s), %.2f second(s) per task in average, tilt index: %.2f' % (
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statvars_commit['cnt'],
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statvars_commit['sum'], float(statvars_commit['sum']) / statvars_commit['cnt'],
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idx_commit * tasklist_commit[0]['cost']))
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# }}} #
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if (len(sys.argv) < 2):
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print("Usage: %s filename" %(sys.argv[0]))
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quit(1)
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else:
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parse_task(sys.argv[1])
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result_analyse()
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