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 ×îÐÂÎÄÕ : linux

Linux date ÃüÁî Ïê½â

 Linux date ÃüÁî Ïê½â
Ãû³Æ : date
ʹÓÃȨÏÞ : ËùÓÐʹÓÃÕß
ʹ Ó÷½Ê½ : date [-u] [-d datestr] [-s datestr] [--utc] [--universal]
[--date=datestr] [--set=datestr] [--help] [--version] [+FORMAT]
[MMDDhhmm[[CC]YY][.ss]]
˵Ã÷ : date ÄÜÓÃÀ´ÏÔʾ»òÉ趨ϵͳµÄÈÕÆÚºÍʱ¼ä£¬ÔÚÏÔʾ·½Ã棬ʹÓÃÕßÄÜÉ趨ÓûÏÔʾµÄ¸ñʽ£¬¸ñʽÉ趨Ϊһ¸ö¼ÓºÅºó½ÓÊý¸ö±ê¼Ç£¬ÆäÖпÉÓõıê¼ÇÁбíÈçÏ :
ʱ¼ä·½Ãæ :
% : ´òÓ¡³ö%
%n : ÏÂÒ»ÐÐ
%t : Ìø¸ñ
%H : Сʱ(00..23)
%I : Сʱ(01..12)
%k : Сʱ(0..23)
%l : Сʱ(1..12)
%M : ·ÖÖÓ(00..59)
%p : ÏÔʾ±¾µØ AM »ò PM
%r : Ö±½ÓÏÔʾʱ¼ä (12 Ð¡Ê±ÖÆ£¬¸ñʽΪ hh:mm:ss [AP]M)
%s : ´Ó 1970 Äê 1 Ô 1 ÈÕ 00:00:00 UTC µ½Ä¿Ç°ÎªÖ¹µÄÃëÊý %S : Ãë(00..61)
%T : Ö±½ÓÏÔʾʱ¼ä (24 Ð¡Ê±ÖÆ)
%X : Ï൱ÓÚ %H:%M:%S
%Z : ÏÔÊ¾Ê±Çø
ÈÕÆÚ·½Ãæ :
%a : ÐÇÆÚ¼¸ (Sun..Sat)
%A : ÐÇÆÚ¼¸ (Sunday..Saturday)
%b : ÔÂ·Ý (Jan..Dec)
%B : ÔÂ·Ý (January..December)
%c : Ö±½ÓÏÔʾÈÕÆÚºÍʱ¼ä
%d : ÈÕ (01..31)
%D : Ö±½ÓÏÔʾÈÕÆÚ (mm/dd/yy)
%h : ͬ %b
%j : Ò»ÄêÖеĵڼ¸Ìì (001..366)
%m : ÔÂ·Ý (01..12)
%U : Ò»ÄêÖеĵ ......

LinuxÏÂÆô¶¯Oracle·þÎñºÍ¼àÌý³ÌÐò(»ù´¡ÖªÊ¶)

 
oracleÊý¾Ý¿âÊÇÖØÁ¿¼¶µÄ£¬Æä¹ÜÀí·Ç³£¸´ÔÓ£¬½«ÆäÔÚlinuxƽ̨ÉÏµÄÆô¶¯ºÍ¹Ø±Õ²½ÖèÕûÀíһϡ£
°²×°Íê±ÏoracleÒÔºó£¬ÐèÒª´´½¨oracleϵͳÓû§£¬
²¢ÔÚ/home/oracleÏÂÃæµÄ.bash_profileÌí¼Ó¼¸¸ö»·¾³±äÁ¿£º
ORACLE_SID,ORACLE_BASE,ORACLE_HOME¡£
±ÈÈ磺
export ORACLE_SID=test export ORACLE_BASE=oracle_install_dir export ORACLE_HOME=xxx
Æô¶¯²½Ö裺עÒâ$´ú±íshellÃüÁîÌáʾ·û£¬ÕâÀïµÄoracleÊÇ9.0ÒÔÉϰ汾¡£
$ su - oracle
$ sqlplus / nolog
sql> conn / as sysdba
sql> startup (Ò»°ã²»ÐèÒª¼Ó²ÎÊý£¬Ö»ÒªÉèÖúû·¾³±äÁ¿£©
sql> quit (Í˳ösqlģʽ)
$ lsnrctl start (Æô¶¯¼àÌýÆ÷£©¹Ø±Õoracle
$ lsnrctl stop(¹Ø±Õ¼àÌýÆ÷£¬ÔÚÕâ֮ǰ£¬Ó¦¸ÃÏȹرÕÓ¦ÓóÌÐò£©
$ sqlplus /nolog
sql>shutdown Æä²ÎÊý £ºshutdownÓÐËĸö²ÎÊý£¬Ëĸö²ÎÊýµÄº¬ÒåÈçÏ£º
Normal ÐèÒªµÈ´ýËùÓеÄÓû§¶Ï¿ªÁ¬½Ó
Immediate µÈ´ýÓû§Íê³Éµ±Ç°µÄÓï¾ä
Transactional µÈ´ýÓû§Íê³Éµ±Ç°µÄÊÂÎñ
Abort ²»×öÈκεȴý£¬Ö±½Ó¹Ø±ÕÊý¾Ý¿â
normalÐèÒªÔÚËùÓÐÁ¬½ÓÓû§¶Ï¿ªºó²ÅÖ´ÐйرÕÊý¾Ý¿âÈÎÎñ£¬ËùÒÔÓеÄʱºò¿´ÆðÀ´ºÃÏóÃüÁîûÓÐÔËÐÐÒ»Ñù£¡ÔÚÖ´ÐÐÕâ¸öÃüÁîºó²»ÔÊÐíеÄÁ¬½Ó
imme ......

LinuxÏÂÆô¶¯Oracle·þÎñºÍ¼àÌý³ÌÐò(»ù´¡ÖªÊ¶)

 
oracleÊý¾Ý¿âÊÇÖØÁ¿¼¶µÄ£¬Æä¹ÜÀí·Ç³£¸´ÔÓ£¬½«ÆäÔÚlinuxƽ̨ÉÏµÄÆô¶¯ºÍ¹Ø±Õ²½ÖèÕûÀíһϡ£
°²×°Íê±ÏoracleÒÔºó£¬ÐèÒª´´½¨oracleϵͳÓû§£¬
²¢ÔÚ/home/oracleÏÂÃæµÄ.bash_profileÌí¼Ó¼¸¸ö»·¾³±äÁ¿£º
ORACLE_SID,ORACLE_BASE,ORACLE_HOME¡£
±ÈÈ磺
export ORACLE_SID=test export ORACLE_BASE=oracle_install_dir export ORACLE_HOME=xxx
Æô¶¯²½Ö裺עÒâ$´ú±íshellÃüÁîÌáʾ·û£¬ÕâÀïµÄoracleÊÇ9.0ÒÔÉϰ汾¡£
$ su - oracle
$ sqlplus / nolog
sql> conn / as sysdba
sql> startup (Ò»°ã²»ÐèÒª¼Ó²ÎÊý£¬Ö»ÒªÉèÖúû·¾³±äÁ¿£©
sql> quit (Í˳ösqlģʽ)
$ lsnrctl start (Æô¶¯¼àÌýÆ÷£©¹Ø±Õoracle
$ lsnrctl stop(¹Ø±Õ¼àÌýÆ÷£¬ÔÚÕâ֮ǰ£¬Ó¦¸ÃÏȹرÕÓ¦ÓóÌÐò£©
$ sqlplus /nolog
sql>shutdown Æä²ÎÊý £ºshutdownÓÐËĸö²ÎÊý£¬Ëĸö²ÎÊýµÄº¬ÒåÈçÏ£º
Normal ÐèÒªµÈ´ýËùÓеÄÓû§¶Ï¿ªÁ¬½Ó
Immediate µÈ´ýÓû§Íê³Éµ±Ç°µÄÓï¾ä
Transactional µÈ´ýÓû§Íê³Éµ±Ç°µÄÊÂÎñ
Abort ²»×öÈκεȴý£¬Ö±½Ó¹Ø±ÕÊý¾Ý¿â
normalÐèÒªÔÚËùÓÐÁ¬½ÓÓû§¶Ï¿ªºó²ÅÖ´ÐйرÕÊý¾Ý¿âÈÎÎñ£¬ËùÒÔÓеÄʱºò¿´ÆðÀ´ºÃÏóÃüÁîûÓÐÔËÐÐÒ»Ñù£¡ÔÚÖ´ÐÐÕâ¸öÃüÁîºó²»ÔÊÐíеÄÁ¬½Ó
imme ......

LinuxÏÂORCLEÊý¾Ý¿âÔöÁ¿±¸·Ý½Å±¾ (»ù´¡Æª)

 ORCLEÊý¾Ý¿â±¸·Ý²ßÂÔ
1.ͨ¹ýʹÓÃexpºÍimpÃüÁîʵÏÖÊý¾Ý¿âµ¼³öºÍµ¼Èë¡£  
ÓÐÈýÖÖģʽ£º
       a. Óû§Ä£Ê½£º µ¼³ö(µ¼Èë)Óû§ËùÓжÔÏóÒÔ¼°¶ÔÏóÖеÄÊý¾Ý£»
       b. ±íģʽ£º µ¼³ö(µ¼Èë)Óû§ËùÓбí»òÕßÖ¸¶¨µÄ±í£»
       c. Õû¸öÊý¾Ý¿â£º µ¼³ö(µ¼Èë)Êý¾Ý¿âÖÐËùÓжÔÏó¡£
È磺
ÆÕͨµ¼³ö
a.µ¼³öÒ»¸öÍêÕûÊý¾Ý¿â
     exp system/manager file=f.dmp   full=y
b.µ¼³öÊý¾Ý¿â¶¨Òå¶ø²»µ¼³öÊý¾Ý
     exp system/manager file=f.dmp   full=y rows=n
ÆÕͨµ¼È룺
a.ÍêÈ«µ¼Èë
imp system/manager file=f.dmp full=y
b.Êý¾Ý¿â½á¹¹´æÔÚʱ£¬Ö»µ¼ÈëÊý¾Ý
imp system/manager file=f.dmp full=y ignore=y
2.ÿÖܽøÐÐÊý¾Ý¿â±¸·Ý£¬ÒÔ·ÀÊý¾Ý¿â±»ÒâÍâÆÆ»µºó»Ö¸´Êý¾Ý
°²ÅÅÈçÏ£º
ÖÜÒ»£º       ÍêÈ«±¸·Ý(f1)       exp xxx/xxx inctype=complete     file=f1.dmp
Öܶþ£º    ......

LinuxÏÂoracle 10g ÈÕÖ¾Îļþ¶ªÊ§

 ORA-00313: ÎÞ·¨´ò¿ªÈÕÖ¾×é 1 (Ïß³Ì 1) µÄ³ÉÔ±
½ñÌìÓÃϵͳÇåÀí¹¤¾ß°ÑϵͳÀ¬»øÇåÀíÁËÒ»·¬,½á¹ûÔÚ´ò¿ªoracle Êý¾Ý¿âʱ³öÏÖÁË´íÎó:SQL> connect / as sysdba;
ÒÑÁ¬½Ó¡£
SQL> shutdown immediate;
ORA-01109: Êý¾Ý¿âδ´ò¿ª
ÒѾ­Ð¶ÔØÊý¾Ý¿â¡£
ORACLE Àý³ÌÒѾ­¹Ø±Õ¡£
SQL> startup;
ORACLE Àý³ÌÒѾ­Æô¶¯¡£
Total System Global Area 135338868 bytes
Fixed Size 453492 bytes
Variable Size 109051904 bytes
Database Buffers 25165824 bytes
Redo Buffers 667648 bytes
Êý¾Ý¿â×°ÔØÍê±Ï¡£
ORA-00313: ÎÞ·¨´ò¿ªÈÕÖ¾×é 1 (Ïß³Ì 1) µÄ³ÉÔ±
ORA-00312: Áª»úÈÕÖ¾ 1 Ïß³Ì 1: 'C:\ORACLE\ORADATA\ORCL\REDO01.LOG'
²é¿´C:\ORACLE\ORADATA\myoracle\REDO01.LOG»¹ÔÚ,µ«ÊÇREDO02.LOG,REDO03.LOG±»ÎóɾÁË.
¸Ï½ô»»¸öÀý³ÌOEMREPÊÔÊÔ,½á¹û»¹ÊÇÒ»ÑùµÄ´íÎó!
ÃÉÁË,ÄѵÀÒªÖØ×°Êý¾Ý¿â²»³É?ÓÐʲô°ì·¨¿ÉÒÔ½â¾öÕâ¸öÎÊÌâÄØ?
½â¾ö°ì·¨:
SQL> shutdown immediate;
ORA-01109: Êý¾Ý¿âδ´ò¿ª
ÒѾ­Ð¶ÔØÊý¾Ý¿â¡£
SQL> startup mount;
ORACLE Àý³ÌÒѾ­Æô¶¯¡£
SQL>select * from v$log;
GROUP# THREAD# SEQUENCE# BYTES MEMBERS ARC STATUS FIRST_CHANGE# FIRS ......

LinuxÏÂoracle 10g ÈÕÖ¾Îļþ¶ªÊ§

 ORA-00313: ÎÞ·¨´ò¿ªÈÕÖ¾×é 1 (Ïß³Ì 1) µÄ³ÉÔ±
½ñÌìÓÃϵͳÇåÀí¹¤¾ß°ÑϵͳÀ¬»øÇåÀíÁËÒ»·¬,½á¹ûÔÚ´ò¿ªoracle Êý¾Ý¿âʱ³öÏÖÁË´íÎó:SQL> connect / as sysdba;
ÒÑÁ¬½Ó¡£
SQL> shutdown immediate;
ORA-01109: Êý¾Ý¿âδ´ò¿ª
ÒѾ­Ð¶ÔØÊý¾Ý¿â¡£
ORACLE Àý³ÌÒѾ­¹Ø±Õ¡£
SQL> startup;
ORACLE Àý³ÌÒѾ­Æô¶¯¡£
Total System Global Area 135338868 bytes
Fixed Size 453492 bytes
Variable Size 109051904 bytes
Database Buffers 25165824 bytes
Redo Buffers 667648 bytes
Êý¾Ý¿â×°ÔØÍê±Ï¡£
ORA-00313: ÎÞ·¨´ò¿ªÈÕÖ¾×é 1 (Ïß³Ì 1) µÄ³ÉÔ±
ORA-00312: Áª»úÈÕÖ¾ 1 Ïß³Ì 1: 'C:\ORACLE\ORADATA\ORCL\REDO01.LOG'
²é¿´C:\ORACLE\ORADATA\myoracle\REDO01.LOG»¹ÔÚ,µ«ÊÇREDO02.LOG,REDO03.LOG±»ÎóɾÁË.
¸Ï½ô»»¸öÀý³ÌOEMREPÊÔÊÔ,½á¹û»¹ÊÇÒ»ÑùµÄ´íÎó!
ÃÉÁË,ÄѵÀÒªÖØ×°Êý¾Ý¿â²»³É?ÓÐʲô°ì·¨¿ÉÒÔ½â¾öÕâ¸öÎÊÌâÄØ?
½â¾ö°ì·¨:
SQL> shutdown immediate;
ORA-01109: Êý¾Ý¿âδ´ò¿ª
ÒѾ­Ð¶ÔØÊý¾Ý¿â¡£
SQL> startup mount;
ORACLE Àý³ÌÒѾ­Æô¶¯¡£
SQL>select * from v$log;
GROUP# THREAD# SEQUENCE# BYTES MEMBERS ARC STATUS FIRST_CHANGE# FIRS ......

LinuxÏÂoracle 10g ÖйرÕÊý¾Ý¿â´íÎó

 Ò»´ÎÆæ¹ÖµÄÊý¾Ý¿âÆô¶¯ºÍ¹Ø±Õ¾­Àú¡£
SQL> conn / as sysdba
Connected to an idle instance.
SQL> shutdown immediate
ORA-24324: service handle not initialized
ORA-24323: value not allowed
ORA-01089: immediate shutdown in progress - no operations are permitted
SQL> conn / as sysdba
Connected to an idle instance.
SQL> startup
ORA-01081: cannot start already-running ORACLE - shut it down first
SQL> shutdown abort
ORACLE instance shut down.
SQL> startup
ORACLE instance started.
Total System Global Area 2499805184 bytes
Fixed Size                  1262368 bytes
Variable Size            1073745120 bytes
Database Buffers         1409286144 bytes
Redo Buffers               15511552 bytes
staDatabase mou ......

LinuxÏÂoracle 10g ÖйرÕÊý¾Ý¿â´íÎó

 Ò»´ÎÆæ¹ÖµÄÊý¾Ý¿âÆô¶¯ºÍ¹Ø±Õ¾­Àú¡£
SQL> conn / as sysdba
Connected to an idle instance.
SQL> shutdown immediate
ORA-24324: service handle not initialized
ORA-24323: value not allowed
ORA-01089: immediate shutdown in progress - no operations are permitted
SQL> conn / as sysdba
Connected to an idle instance.
SQL> startup
ORA-01081: cannot start already-running ORACLE - shut it down first
SQL> shutdown abort
ORACLE instance shut down.
SQL> startup
ORACLE instance started.
Total System Global Area 2499805184 bytes
Fixed Size                  1262368 bytes
Variable Size            1073745120 bytes
Database Buffers         1409286144 bytes
Redo Buffers               15511552 bytes
staDatabase mou ......

¿½±´À´µÄSuSe Linux£¬´ò¿ªÊ±Ñ¡ÔñcopyºÍmoveµÄÎÊÌâ

  ´´ÁËÒ»¸öÐéÄâ»ú£¬ÀïÃæÅÜSuSE Linux£¬Õû¸öÐéÄâ»úÄøø±ðÈËÓõÄʱºò£¬»áÅöµ½copy»¹ÊÇmoveÕâÑùµÄÒÉÎÊ£¬Ä¿Ç°¿´À´£¬×î´óµÄÇø±ðÔÚÓÚÍø¿¨µÄMACµØÖ·¡£Èç¹ûÊÇcopy£¬MACµØÖ·»áÖØÐÂÉú³É£¬udevÒ²»áÖØÐ´´½¨Ò»¸öÍøÂçÉ豸Ãû£¬Ô­À´ÊÇeth0µÄ»°£¬ÏÖÔÚ¾ÍÊÇeth1£¬Õâ¸ö»¹²»ÊÇ×î¹Ø¼üµÄÎÊÌ⣬¹Ø¼üÔÚÓÚSuSE LinuxµÄÍøÂçÅäÖÃÎļþÃûÊǺÍMACµØÖ·°ó¶¨µÄ£¬ËùÒÔMACµØÖ·±äÁË£¬Õâ¸öÅäÖÃÎļþÃûÒ²ÒªÏàÓ¦µØ¸Ä±ä£»Èç¹ûÊÇmove£¬MACµØÖ·±£³Ö²»±ä£¬Ò»Çж¼Ã»ÓÐÎÊÌ⣬µ«ÊÇÈç¹ûͬһ¸öÐéÄâ»úÔÚÒ»¸öÖ÷»úÉÏmoveÁ½´Î£¬ºÙºÙ£¬MAC¿É¾ÍÒª³åÍ»ÁË¡£
  
¼òµ¥À´Ëµ£¬ÓÐÁ½¸ö½â¾ö·½°¸£º
1. ÿ´Î¶¼Ñ¡Ôñmove£¬¸ù±¾¾Í²»Ö§³ÖÒ»¸öÐéÄâ»úÔÚÒ»¸öÖ÷»úÉÏmoveÁ½´Î£¬Ò²¾ÍÊÇ˵£¬´ÓÎÒÕâÀïrelease³öÈ¥µÄ²»Í¬°æ±¾²»ÄÜͬʱÆô¶¯¡£
2. ÿ´Î¶¼Ñ¡Ôñcopy£¬Ìṩһ¸ö½Å±¾ÐÞ¸ÄÍøÂçÅäÖÃÎļþ£¬ÆäÄÚÈÝÈçÏ¡£
#!/bin/sh
suffix=`ifconfig | grep 'HWaddr' | awk '{print tolower($5)}' | sed 's/:/\\:/g'`
mv /etc/sysconfig/network/ifcfg-eth-id-* /etc/sysconfig/network/ifcfg-eth-id-$suffix
/etc/init.d/network restart
ת×Ôhttp://honnix.com/blog/archives/305 ......
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