[oracle@node01 ~]$ sqlplus / as sysdba
SQL*Plus: Release 11.2.0.4.0 Production on 星期二 8月 22 10:00:12 2017
Copyright (c) 1982, 2013, Oracle. All rights reserved.
ERROR:
ORA-00020: maximum number of processes (40) exceeded
请输入用户名:
USERNAME MACHINE STATUS PREV_SQL_ADDR PREV_HASH_VALUE PREV_SQL_ID PROCESS MODULE COUNT(1)
7 node01 ACTIVE 0000000061AF14A0 139075864 cv959u044n88s 2053 Streams 1
5 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619DC608 2625984628 4g8r4bkf8aq3n 7844:6096 python.exe 1
3 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D3330 3677762709 55tzs9gdmcd4p 7844:7988 python.exe 1
8 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D9C08 3886790535 01tjnxmmurdw7 7844:7520 python.exe 1
2 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619CF220 4177245906 a1hg7hrwgrdqk 7844:4176 python.exe 1
9 node01 ACTIVE 00 0 2005 1
11 node01 ACTIVE 0000000061AD85F8 2886642122 1ptv0pqq0xafa 2015 1
10 node01 ACTIVE 0000000061ACD370 4052085454 chsyr0gssbuqf 2013 1
1 node01 ACTIVE 0000000061BA9658 1570213724 bsa0wjtftg3uw 2019 1
4 node01 ACTIVE 00 0 1989 1
6 node01 ACTIVE 00 0 2009 1
12 SYSTEM WORKGROUPTLCB-PC INACTIVE 0000000061B22F80 3403569819 3nz260v5dwqnv 7344:7348 PL/SQL Developer 1
13 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619CDF38 3414728260 4v01fvb5sj7k4 7844:8040 python.exe 1
14 node01 ACTIVE 00 0 1997 1
15 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D8708 318884020 2jzx0889h3k5n 7844:6528 python.exe 1
16 SYSTEM WORKGROUPTLCB-PC INACTIVE 0000000061BAA318 1385873140 a2b6nvx99pgrn 7280:3588 PL/SQL Developer 1
17 node01 ACTIVE 000000009E061A28 1129083356 8wxxddd1nswfw 2001 1
18 node01 ACTIVE 00 0 1993 1
19 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619CB968 696840091 g5ph474nsjvwv 7844:7268 python.exe 1
20 SYSTEM WORKGROUPTLCB-PC INACTIVE 0000000061B1EA40 356401299 9m7787camwh4m 7344:7348 PL/SQL Developer 1
21 node01 ACTIVE 00 0 1991 1
22 node01 ACTIVE 00 0 2003 1
23 node01 ACTIVE 00 0 2011 1
24 node01 ACTIVE 000000009E1620E0 3489409389 aykvshm7zsabd 2017 1
25 node01 ACTIVE 00 0 2007 1
26 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D56C8 1322799368 awtzfbx7dhn88 7844:8004 python.exe 1
27 node01 ACTIVE 000000009E13E028 1023521005 cb21bacyh3c7d 2055 Streams 1
28 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D2048 3801683775 87mdhpgj9k5tz 7844:7880 python.exe 1
29 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619DA8B0 2001791421 1rx9mjdvp1udx 7844:8076 python.exe 1
30 node01 ACTIVE 00 0 1999 1
31 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D18A8 1851725899 39bcsfjr5y62b 7844:7668 python.exe 1
32 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619D7A60 2857913792 fqjuj4qp5hmf0 7844:7428 python.exe 1
33 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619DD8E8 798626349 928r7khrtn4jd 7844:7352 python.exe 1
34 SYSTEM WORKGROUPTLCB-PC INACTIVE 00000000619CCC50 724800223 d6sgjjwpm74qz 7844:6972 python.exe 1
35 node01 ACTIVE 000000009E132740 2230961768 79w2cqu2gmjm8 2033 Streams 1
36 SYSTEM WORKGROUPTLCB-PC ACTIVE 0000000061B1EA40 356401299 9m7787camwh4m 7344:7348 PL/SQL Developer 1
C:UsersTLCB>netstat -na | findstr 53048
TCP 192.168.137.1:53048 192.168.137.2:1521 ESTABLISHED
C:UsersTLCB>netstat -nao | findstr 53048
TCP 192.168.137.1:53048 192.168.137.2:1521 ESTABLISHED 7844
C:UsersTLCB>netstat -nao | findstr 54042
C:UsersTLCB>netstat -nao | findstr 53042
TCP 192.168.137.1:53042 192.168.137.2:1521 ESTABLISHED 7844
C:UsersTLCB>netstat -nao | findstr 53046
TCP 192.168.137.1:53046 192.168.137.2:1521 ESTABLISHED 7844
C:UsersTLCB>netstat -nao | findstr 53036
TCP 192.168.137.1:53036 192.168.137.2:1521 ESTABLISHED 7844
windows上一个进程引发的多个线程
#coding=utf-8
import threading
import time
import cx_Oracle
from pprint import pprint
import csv
table_name = "dbtest.csv"
f = open(table_name + ".csv", "w")
def exp01():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp01' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp02():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp02' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp02():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp02' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp03():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp03' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp04():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp04' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp05():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp05' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp06():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp06' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp07():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp07' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp08():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp08' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp09():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp09' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp10():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp10' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp11():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp11' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp12():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp12' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp13():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp13' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
def exp14():
conn = cx_Oracle.connect('system/oracle@192.168.137.2/serv')
cursor = conn.cursor()
owner = "system"
writer = csv.writer(f, lineterminator="
", quoting=csv.QUOTE_NONNUMERIC)
tname = threading.current_thread()
print tname
exportOracleSql = "select 'exp14' from dual"
print exportOracleSql
x = cursor.execute(exportOracleSql)
time.sleep(1000)
cursor.close()
conn.close()
threads = []
t1 = threading.Thread(target=exp01,name='xxyy11')
threads.append(t1)
t2 = threading.Thread(target=exp02,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp03,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp04,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp05,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp06,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp07,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp08,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp09,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp10,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp11,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp12,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp13,name='xxyy22')
threads.append(t2)
t2 = threading.Thread(target=exp14,name='xxyy22')
threads.append(t2)
if __name__ == '__main__':
for t in threads:
#t.setDaemon(True)
t.start()
#t.run()
#t.start()
# print '3333333'
print threading.current_thread()
# print t.is_alive()
# print '3333333'
t.join()
print "all over "