ºÎ·ÏB


¹®Á¦ ÇØ°á

ÀÌ Àå¿¡¼­´Â ´ÙÀ½°ú °°ÀÌ °øÅëµÇ´Â ¿À·ù À¯Çü¿¡ ´ëÇØ ³íÀÇÇÕ´Ï´Ù.

´ÙÀ½Àº cfgadm Áø´Ü ¸Þ½ÃÁöÀÇ ¿¹ÀÔ´Ï´Ù. (±¸¹® ¿À·ù ¸Þ½ÃÁö´Â ¿©±â¿¡ Æ÷ÇÔµÇÁö ¾Ê½À´Ï´Ù.)


cfgadm: Configuration administration not supported on this machine
cfgadm: hardware component is busy, try again
cfgadm: operation: configuration operation not supported on this machine
cfgadm: operation: Data error: error_text
cfgadm: operation: Hardware specific failure: error_text
cfgadm: operation: Insufficient privileges
cfgadm: operation: Operation requires a service interruption
cfgadm: System is busy, try again
WARNING : Processor number failed to offline. 

 

Ãß°¡ ¿À·ù ¸Þ½ÃÁö¿¡ ´ëÇÑ ÀÚ¼¼ÇÑ ³»¿ëÀº ´ÙÀ½ ¸Å´º¾ó ÆäÀÌÁö¸¦ ÂüÁ¶ÇϽʽÿÀ. cfgadm(1M), cfgadm_sbd(1M), cfgadm_pci(1M) ¹× config_admin(3CFGADM)


±¸¼º ÇØÁ¦ ÀÛ¾÷ ½ÇÆÐ

±¸¼º ÇØÁ¦ ÀÛ¾÷À» ½ÃÀÛÇÒ ¶§ ½Ã½ºÅÛÀÌ ¿Ã¹Ù¸¥ »óÅ¿¡ ÀÖÁö ¾ÊÀ¸¸é ½Ã½ºÅÛ º¸µå ¶Ç´Â I/O º¸µå¿¡ ´ëÇÑ ±¸¼º ÇØÁ¦ ÀÛ¾÷ÀÌ ½ÇÆÐÇÒ ¼ö ÀÖ½À´Ï´Ù.

½Ã½ºÅÛ º¸µå ±¸¼º ÇØÁ¦ ½ÇÆÐ

º¸µå ¸Þ¸ð¸®°¡ º¸µå »çÀÌ¿¡ ÀÎÅ͸®ºêµÇ´Â º¸µå¸¦ ±¸¼º ÇØÁ¦ÇÒ ¼ö ¾øÀ½

¸Þ¸ð¸®°¡ ½Ã½ºÅÛ º¸µå »çÀÌ¿¡ ÀÎÅ͸®ºêµÇ´Â ½Ã½ºÅÛ º¸µå¸¦ ±¸¼º ÇØÁ¦ÇÏ·Á´Â °æ¿ì ½Ã½ºÅÛÀÌ ´ÙÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö¸¦ Ç¥½ÃÇÕ´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.SB2::memory: Memory is 
interleaved across boards: /ssm@0,0/memory-controller@b,400000 

 

ÇÁ·Î¼¼½º°¡ ¹ÙÀεåµÇ´Â CPU¸¦ ±¸¼º ÇØÁ¦ÇÒ ¼ö ¾øÀ½

ÇÁ·Î¼¼½º°¡ ¹ÙÀεåµÇ´Â CPU¸¦ ±¸¼º ÇØÁ¦ÇÏ·Á ½ÃµµÇÏ´Â °æ¿ì ½Ã½ºÅÛÀÌ ´ÙÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö¸¦ Ç¥½ÃÇÕ´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.SB2::cpu3: Failed to off-line:
/ssm@0,0/SUNW,UltraSPARC-III 

 

single-step bulletCPU¿¡¼­ ÇÁ·Î¼¼½º¸¦ ¹ÙÀεå ÇØÁ¦ÇÏ°í ±¸¼º ÇØÁ¦ ÀÛ¾÷À» Àç½ÃµµÇϽʽÿÀ.

¸ðµç ¸Þ¸ð¸®°¡ ±¸¼º ÇØÁ¦µÇ±â Àü¿¡ CPU¸¦ ±¸¼º ÇØÁ¦ÇÒ ¼ö ¾øÀ½(Áß±Þ¿¡¸¸ ÇØ´ç)

½Ã½ºÅÛ º¸µåÀÇ ¸ðµç ¸Þ¸ð¸®´Â CPU¸¦ ±¸¼º ÇØÁ¦ÇÏ·Á ½ÃµµÇϱâ Àü¿¡ ±¸¼º ÇØÁ¦µÇ¾î¾ß ÇÕ´Ï´Ù. º¸µåÀÇ ¸ðµç ¸Þ¸ð¸®°¡ ±¸¼º ÇØÁ¦µÇ±â Àü¿¡ CPU¸¦ ±¸¼º ÇØÁ¦ÇÏ·Á´Â °æ¿ì, ½Ã½ºÅÛÀÌ ´ÙÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö¸¦ Ç¥½ÃÇÕ´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.SB2::cpu0: Canít unconfig cpu 
if mem online: /ssm@0,0/memory-controller

 

single-step bulletº¸µåÀÇ ¸ðµç ¸Þ¸ð¸®¸¦ ±¸¼º ÇØÁ¦ÇÑ ÈÄ CPU¸¦ ±¸¼º ÇØÁ¦ÇϽʽÿÀ.

¿µ±¸ ¸Þ¸ð¸®°¡ ÀÖ´Â º¸µåÀÇ ¸Þ¸ð¸®¸¦ ±¸¼º ÇØÁ¦ÇÒ ¼ö ¾øÀ½

¿µ±¸ ¸Þ¸ð¸®°¡ ÀÖ´Â º¸µåÀÇ ¸Þ¸ð¸®¸¦ ±¸¼º ÇØÁ¦ÇÏ·Á¸é, ¿µ±¸ ¸Þ¸ð¸® ÆäÀÌÁö¸¦ ÇØ´ç ÆäÀÌÁö¸¦ º¸À¯Çϱ⿡ ÃæºÐÇÑ »ç¿ë °¡´É ¸Þ¸ð¸®¸¦ °®´Â ´Ù¸¥ º¸µå·Î À̵¿ÇϽʽÿÀ. ±¸¼º ÇØÁ¦ ÀÛ¾÷ÀÌ ½ÃÀÛÇϱâ Àü¿¡ À§¿Í °°Àº Ãß°¡ º¸µå°¡ »ç¿ë °¡´ÉÇØ¾ß ÇÕ´Ï´Ù.

¸Þ¸ð¸®¸¦ À籸¼ºÇÒ ¼ö ¾øÀ½

´ÙÀ½°ú °°Àº ¸Þ½ÃÁö¸¦ °®°í ±¸¼º ÇØÁ¦ ÀÛ¾÷ÀÌ ½ÇÆÐÇÏ´Â °æ¿ì, ÇØ´ç º¸µåÀÇ ¸Þ¸ð¸®¸¦ ±¸¼º ÇØÁ¦ÇÒ ¼ö ¾ø¾ú½À´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.SB0: No available memory 
target: /ssm@0,0/memory-controller@3,400000 

 

´Ù¸¥ º¸µå¿¡ ¿µ±¸ ¸Þ¸ð¸® ÆäÀÌÁö¸¦ º¸À¯Çϱ⿡ ÃæºÐÇÑ ¸Þ¸ð¸®¸¦ Ãß°¡ÇÑ ÈÄ, ±¸¼º ÇØÁ¦ ÀÛ¾÷À» Àç½ÃµµÇϽʽÿÀ.

single-step bullet¸Þ¸ð¸® ÆäÀÌÁö¸¦ À̵¿ÇÒ ¼ö ¾ø´ÂÁö È®ÀÎÇϽʽÿÀ.

¸ñ·Ï¿¡¼­ "permanent"(¿µ±¸)¶ó´Â ´Ü¾î¸¦ ãÀ¸½Ê½Ã¿À.


# cfgadm -av -s "elect=type(memory)"

 
»ç¿ë °¡´ÉÇÑ ¸Þ¸ð¸® ºÎÁ·

¾Æ·¡ ¸Þ½ÃÁö Áß Çϳª¿Í ÇÔ²² ±¸¼º ÇØÁ¦°¡ ½ÇÆÐÇÏ´Â °æ¿ì, º¸µå¸¦ Á¦°ÅÇÏ¸é ½Ã½ºÅÛ¿¡ ³²¾Æ ÀÖ´Â »ç¿ë °¡´É ¸Þ¸ð¸®°¡ ºÎÁ·ÇÒ ¼ö ÀÖ½À´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.SB0: Insufficient memory

cfgadm: Hardware specific failure: unconfigure N0.SB0: Memory operation failed

  

single-step bullet½Ã½ºÅÛÀÇ ¸Þ¸ð¸® ·Îµå¸¦ ÁÙÀÌ°í ´Ù½Ã ½ÃµµÇÏ°í, ½Ç¿ëÀûÀÎ °æ¿ì ´Ù¸¥ º¸µå ½½·Ô¿¡ Ãß°¡ ¸Þ¸ð¸®¸¦ ¼³Ä¡ÇϽʽÿÀ.

¸Þ¸ð¸® ¼ö¿ä°¡ Áõ°¡ÇÔ

´ÙÀ½ ¸Þ½ÃÁö¿Í ÇÔ²² ±¸¼º ÇØÁ¦°¡ ½ÇÆÐÇÏ´Â °æ¿ì, ±¸¼º ÇØÁ¦ ÀÛ¾÷ÀÌ Ã³¸® ÁßÀÎ µ¿¾È ¸Þ¸ð¸® ¼ö¿ä°¡ Áõ°¡Çß½À´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.SB0: Memory operation refused

 

single-step bullet½Ã½ºÅÛÀÇ ¸Þ¸ð¸® ·Îµå¸¦ ÁÙÀÌ°í ´Ù½Ã ½ÃµµÇϽʽÿÀ.

CPU¸¦ ±¸¼º ÇØÁ¦ÇÒ ¼ö ¾øÀ½

CPU ±¸¼º ÇØÁ¦´Â CPU/¸Þ¸ð¸®¿¡ ´ëÇÑ ±¸¼º ÇØÁ¦ ÀÛ¾÷ÀÇ system board. CPU¸¦ ¿ÀÇÁ¶óÀÎÀ¸·Î ¸¸µå´Â ÀÛ¾÷ÀÌ ½ÇÆÐÇÏ´Â °æ¿ì, ´ÙÀ½ ¸Þ½ÃÁö°¡ Äֿܼ¡ ·Î±×µË´Ï´Ù.


WARNING : Processor number failed to offline. 

 

ÀÌ ½ÇÆд ´ÙÀ½ °æ¿ì¿¡ ¹ß»ýÇÕ´Ï´Ù.

º¸µå¸¦ ´ÜÀýÇÒ ¼ö ¾øÀ½

º¸µå¸¦ ±¸¼º ÇØÁ¦ÇÑ ÈÄ º¸µå¸¦ ´ÜÀýÇÒ ¼ö ¾øÀ½À» ¹ß°ßÇÒ ¼ö ÀÖ½À´Ï´Ù. cfgadm »óÅ ȭ¸éÀÌ ÇØ´ç º¸µå¸¦ ºÐ¸® ºÒ°¡´ÉÀ¸·Î ³ª¿­ÇÕ´Ï´Ù. ÀÌ ¹®Á¦´Â º¸µå°¡ ´ëü º¸µå¿¡ ÀçÇÒ´çÇÒ ¼ö ¾ø´Â Çʼö Çϵå¿þ¾î ¼­ºñ½º¸¦ Á¦°ø ÁßÀÏ ¶§ ¹ß»ýÇÕ´Ï´Ù.

I/O º¸µå ±¸¼º ÇØÁ¦ ½ÇÆÐ

ÀåÄ¡°¡ »ç¿ë ÁßÀÏ ¶§´Â ±¸¼º ÇØÁ¦Çϰųª ´ÜÀýÇÒ ¼ö ¾ø½À´Ï´Ù. ¸¹Àº I/O ±¸¼º ÇØÁ¦ ½ÇÆд º¸µå»óÀÇ È°µ¿ÀÌ ÁßÁöµÇÁö ¾Ê¾Ò°Å³ª I/O ÀåÄ¡°¡ ÁßÁöµÈ ÈÄ ´Ù½Ã È°¼ºÀÌ µÇ±â ¶§¹®¿¡ ¹ß»ýÇÕ´Ï´Ù.

ÀåÄ¡ »ç¿ë Áß

I/O º¸µå¸¦ ±¸¼º ÇØÁ¦ ¶Ç´Â ´ÜÀýÇϱâ Àü¿¡ ÇØ´ç º¸µå¿¡ Á¢¼ÓµÈ µð½ºÅ©°¡ À¯ÈÞ¿©¾ß ÇÕ´Ï´Ù. ÀåÄ¡°¡ ¿©ÀüÈ÷ »ç¿ë ÁßÀÎ º¸µå¸¦ ±¸¼º ÇØÁ¦/´ÜÀýÇÏ·Á´Â ¸ðµç ½Ãµµ´Â °ÅºÎµË´Ï´Ù.

I/O º¸µå°¡ »ç¿ë ÁßÀ̰ųª ¿­¸° ÀåÄ¡¸¦ °®±â ¶§¹®¿¡ ±¸¼º ÇØÁ¦ ÀÛ¾÷ÀÌ ½ÇÆÐÇÏ´Â °æ¿ì, º¸µå´Â ºÎºÐÀûÀ¸·Î¸¸ ±¸¼º ÇØÁ¦µÈ »óÅ¿¡ ³²½À´Ï´Ù. ÀÛ¾÷ ¼ø¼­°¡ »ç¿ë Áß ÀåÄ¡¿¡¼­ ÁßÁöÇß½À´Ï´Ù.

±¸¼º ÇØÁ¦µÇÁö ¾ÊÀº ÀåÄ¡¿¡ ´ëÇÑ ¾×¼¼½º¸¦ ´Ù½Ã È®º¸ÇÏ·Á¸é, º¸µå°¡ ¿ÏÀüÈ÷ ±¸¼º ÇØÁ¦µÈ ÈÄ À籸¼ºµÇ¾î¾ß ÇÕ´Ï´Ù.

º¸µåÀÇ ÀåÄ¡°¡ »ç¿ë ÁßÀÎ °æ¿ì, ½Ã½ºÅÛÀº ±¸¼º ÇØÁ¦ ½Ãµµ ÈÄ¿¡ ´ÙÀ½°ú °°Àº ¸Þ½ÃÁö¸¦ ·Î±×ÇÕ´Ï´Ù.


cfgadm: Hardware specific failure: unconfigure N0.IB6: Device busy: /ssm@0,0/pci@18,700000/pci@1/SUNW,isptwo@4/sd@6,0

 

±¸¼º ÇØÁ¦ ÀÛ¾÷À» °è¼ÓÇÏ·Á¸é, ÀåÄ¡¸¦ ¸¶¿îÆ® ÇØÁ¦ÇÑ ÈÄ ±¸¼º ÇØÁ¦ ÀÛ¾÷À» Àç½ÃµµÇϽʽÿÀ. ÀÌ º¸µå¸¦ À籸¼ºÇϱâ Àü¿¡ º¸µå°¡ ±¸¼º ÇØÁ¦µÈ »óÅ¿¡ ÀÖ¾î¾ß ÇÕ´Ï´Ù.

I/O ÀåÄ¡ ¹®Á¦

1. fuser(1M) ¸í·ÉÀ» »ç¿ëÇÏ¿© À̵é ÀåÄ¡¸¦ ¿¬ ÇÁ·Î¼¼½º¸¦ ½Äº°ÇϽʽÿÀ.

2. ¹«È¿ÇÑ µ¥¸óÀº ÀûÀýÇÏ°Ô °­Á¦ Á¾·áÇϽʽÿÀ.


 # /etc/init.d/volmgt stop

 

3. ±¸¼º ÇØÁ¦ÇÏ·Á´Â Ä«µå¿Í ¿¬°üµÈ ¸ðµç SCSI Á¦¾î±â¸¦ ´ÜÀýÇϽʽÿÀ.

¿¬°áµÈ ¸ðµç SCSI Á¦¾î±âÀÇ ¸ñ·ÏÀ» ¾òÀ¸·Á¸é ´ÙÀ½ ¸í·ÉÀ» »ç¿ëÇϽʽÿÀ.


 # cfgadm -l -s "select=class(scsi)"

 

4. Solaris Volume Manager ¹Ì·¯¸µÀÇ Áߺ¹¼º ±â´ÉÀ» »ç¿ëÇÏ¿© º¸µå¿¡ ¿¬°áµÈ ÀåÄ¡¿¡ ¾×¼¼½ºÇÏ´Â °æ¿ì, ÀåÄ¡³ª ³×Æ®¿öÅ©°¡ ´Ù¸¥ ½Ã½ºÅÛ º¸µåÀÇ Á¦¾î±â¸¦ »ç¿ëÇØ¾ß ¾×¼¼½ºÇÒ ¼ö ÀÖµµ·Ï À̵é ÇϺΠ½Ã½ºÅÛÀ» À籸¼ºÇϽʽÿÀ.

5. º¸µå°¡ »óÁÖÇÏ´Â ÆÄƼ¼ÇÀÌ ÀÖ´Â Volume Manager ¸ÞŸ ÀåÄ¡¸¦ Æ÷ÇÔÇÏ¿© ÆÄÀÏ ½Ã½ºÅÛÀ» ¸¶¿îÆ® ÇØÁ¦ÇϽʽÿÀ.


# umount/partition

 

6. º¸µå°¡ »óÁÖÇÏ´Â ÆÄƼ¼Ç¿¡¼­ Volume Manager µ¥ÀÌÅͺ£À̽º¸¦ Á¦°ÅÇϽʽÿÀ.

Volume Manager µ¥ÀÌÅͺ£À̽ºÀÇ À§Ä¡´Â »ç¿ëÀÚ°¡ ¸í½ÃÀûÀ¸·Î ¼±ÅÃÇÏ¸ç º¯°æÇÒ ¼ö ÀÖ½À´Ï´Ù.

7. Solaris Volume Manager ¶Ç´Â Veritas Volume Manager°¡ »ç¿ëÇÏ´Â ¸ðµç °³ÀÎ¿ë ¿µ¿ªÀ» Á¦°ÅÇϽʽÿÀ.

Solaris Volume Manager´Â ±âº»ÀûÀ¸·Î ÀÚ½ÅÀÌ Á¦¾îÇÏ´Â °¢ ÀåÄ¡¿¡¼­ °³ÀÎ¿ë ¿µ¿ªÀ» »ç¿ëÇϹǷÎ, ±×·± ÀåÄ¡´Â ºÐ¸®Çϱâ Àü¿¡ Solaris Volume Manager Á¦¾î¿¡¼­ Á¦°ÅµÇ¾î¾ß ÇÕ´Ï´Ù.

8. ½º¿Ò ±¸¼º¿¡¼­ µð½ºÅ© ÆÄƼ¼ÇÀ» Á¦°ÅÇϽʽÿÀ.

9. ÀåÄ¡ ¶Ç´Â ¿ø½Ã ÆÄƼ¼ÇÀ» Á÷Á¢ ¿©´Â ¸ðµç ÇÁ·Î¼¼½º¸¦ Á¾·áÇϰųª, ¶Ç´Â º¸µåÀÇ ¿­¸° ÀåÄ¡¸¦ ´Ýµµ·Ï Áö½ÃÇϽʽÿÀ.



ÁÖ - ÆÄÀÏ ½Ã½ºÅÛÀ» ¸¶¿îÆ® ÇØÁ¦Çϸé NFS Ŭ¶óÀ̾ðÆ® ½Ã½ºÅÛÀÌ ¿µÇâÀ» ¹ÞÀ» ¼ö ÀÖ½À´Ï´Ù.



RPC ¶Ç´Â TCP ½Ã°£ ÃÊ°ú ¶Ç´Â ¿¬°á À¯½Ç

½Ã°£ ÃÊ°ú´Â ±âº»ÀûÀ¸·Î 2ºÐ ÈÄ¿¡ ¹ß»ýÇÕ´Ï´Ù. °ü¸®ÀÚ´Â 2ºÐ ÀÌ»ó ¼Ò¿äµÉ ¼ö ÀÖ´Â DR·Î ÀÎÇÑ ¿î¿µ üÁ¦ Á¤Áö µ¿¾ÈÀÇ ½Ã°£ ÃÊ°ú¸¦ ÇÇÇϱâ À§ÇØ ÀÌ ½Ã°£ ÃÊ°ú °ªÀ» Áõ°¡½Ãų ÇÊ¿ä°¡ ÀÖ½À´Ï´Ù. ½Ã½ºÅÛÀ» Á¤ÁöÇÏ¸é ½Ã½ºÅÛ ¹× °ü·Ã ³×Æ®¿öÅ© ¼­ºñ½º°¡ 2ºÐÀ» ³ÑÀ» ¼ö ÀÖ´Â ½Ã°£ µ¿¾È »ç¿ë ºÒ°¡´ÉÇÏ°Ô µË´Ï´Ù. ÀÌµé º¯°æÀº Ŭ¶óÀ̾ðÆ®¿Í ¼­¹ö ½Ã½ºÅÛ ¸ðµÎ¿¡ ¿µÇâÀ» ÁÝ´Ï´Ù.


±¸¼º ÀÛ¾÷ ½ÇÆÐ

¸Þ¸ð¸® ±¸¼º ½ÇÆÐ(Áß±Þ¿¡¸¸ ÇØ´ç)

¸Þ¸ð¸®¸¦ ±¸¼ºÇϱâ Àü¿¡, ½Ã½ºÅÛ º¸µåÀÇ ¸ðµç CPU°¡ ±¸¼ºµÇ¾î¾ß ÇÕ´Ï´Ù. Çϳª ÀÌ»óÀÇ CPU°¡ ±¸¼º ÇØÁ¦µÈ µ¿¾È ¸Þ¸ð¸®¸¦ ±¸¼ºÇÏ·Á°í ½ÃµµÇϸé, ½Ã½ºÅÛÀÌ ´ÙÀ½°ú °°Àº ¿À·ù ¸Þ½ÃÁö¸¦ Ç¥½ÃÇÕ´Ï´Ù.


cfgadm: Hardware specific failure: configure N0.SB2::memory: Can't config memory if not all cpus are online: /ssm@0,0/memory-controller

 

I/O º¸µå ±¸¼º ½ÇÆÐ

ÀåÄ¡°¡ ÀÖ´Â I/O º¸µå°¡ ÇöÀç ÇÖ Ç÷¯±ëÀ» Áö¿øÇÏÁö ¾Ê±â ¶§¹®¿¡ ±¸¼º ÀÛ¾÷ÀÌ ½ÇÆÐÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·± °æ¿ì¿¡´Â º¸µå°¡ ÀÌÁ¦ ºÎºÐÀûÀ¸·Î¸¸ ±¸¼ºµË´Ï´Ù. ÀÛ¾÷ÀÌ Áö¿øµÇÁö ¾Ê´Â ÀåÄ¡¿¡¼­ ÁßÁöÇß½À´Ï´Ù. ÀÌ °æ¿ì, ´Ù¸¥ ±¸¼º ½Ãµµ Àü¿¡ º¸µå°¡ ±¸¼º ÇØÁ¦µÈ »óÅ·Π´Ù½Ã µ¹¾Æ°¡¾ß ÇÕ´Ï´Ù. ½Ã½ºÅÛÀÌ ´ÙÀ½°ú °°Àº ¸Þ½ÃÁö¸¦ ·Î±×ÇÕ´Ï´Ù.


cfgadm: Hardware specific failure: configure N0.IB6: Unsafe driver present: <device path>

 

single-step bullet±¸¼º ÀÛ¾÷À» °è¼ÓÇÏ·Á¸é, Áö¿øµÇÁö ¾Ê´Â ÀåÄ¡ µå¶óÀ̹ö¸¦ Á¦°ÅÇϰųª ÇÖ Ç÷¯±ëÀ» Áö¿øÇÏ´Â µå¶óÀ̹öÀÇ »õ ¹öÀüÀ¸·Î ±³Ã¼ÇϽʽÿÀ.