1.3. Red Hat Enterprise Linux ¼³Ä¡¿Í ¼³Á¤

±âº» ½Ã½ºÅÛ Çϵå¿þ¾î¸¦ ¼³Á¤ÇϽŠÈÄ, °¢ Ŭ·¯½ºÅÍ ±¸¼º¿ø¿¡ Red Hat Enterprise Linux¸¦ ¼³Ä¡ÇÏ½Ã°í ¸ðµç ½Ã½ºÅÛÀÌ ¿¬°áµÈ ÀåÄ¡µéÀÌ ÀνÄÇÏ´ÂÁö È®ÀÎÇØ º¸½Ê½Ã¿À. ´ÙÀ½°ú °°Àº ÀýÂ÷¸¦ µû¸£½Ê½Ã¿À:

  1. ¸ðµç Ŭ·¯½ºÅÍ ±¸¼º¿ø¿¡ Red Hat Enterprise Linux¸¦ ¼³Ä¡ÇϽʽÿÀ. ¼³Ä¡ ¹æ¹ýÀº Red Hat Enterprise Linux ¼³Ä¡ °¡À̵带 ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

    Ãß°¡·Î Red Hat Enterprise Linux¸¦ ¼³Ä¡½Ã, ´ÙÀ½°ú °°Àº ÀÛ¾÷À» ¼öÇàÇϽñ⸦ Àû±Ø ±ÇÀåÇÕ´Ï´Ù:

    • Red Hat Enterprise Linux¸¦ ¼³Ä¡ÇϽñâ Àü¿¡ ±¸¼º¿øÀÇ IP ÁÖ¼Ò¿Í Á¢ÂøµÈ ÀÌ´õ³Ý Æ÷Æ®ÀÇ IP ÁÖ¼Ò¸¦ ¹Ì¸® ¾Ë¾Æº¸½Ê½Ã¿À. ¿¬°áµÈ ÀÌ´õ³Ý Æ÷Æ®ÀÇ IP ÁÖ¼Ò´Â »ç¼³ IP ÁÖ¼Ò (¿¹, 10.x.x.x)ÀÏ ¼öµµ ÀÖ½À´Ï´Ù.

    • ·ÎÄà ÆÄÀÏ ½Ã½ºÅÛ (¿¹¸¦ µé¸é, /, /etc, /tmp, /var)À» °øÀ¯ µð½ºÅ©³ª µ¿ÀÏÇÑ SCSI ¹ö½º¿¡¼­ °øÀ¯ µð½ºÅ©·Î ³õÁö ¸¶½Ê½Ã¿À. ÀÌ·¸°Ô ÇÔÀ¸·Î¼­ ´Ù¸¥ Ŭ·¯½ºÅÍ ±¸¼º¿øÀÌ ½Ç¼ö·Î ÀÌ·¯ÇÑ ÆÄÀÏ ½Ã½ºÅÛÀ» ¸¶¿îÆ®Çϰųª Ŭ·¯½ºÅÍ µð½ºÅ©¿¡ »ç¿ëµÇ´Â ÇÑ °³ÀÇ ¹ö½º¿¡ Á¦ÇÑµÈ ¼ýÀÚÀÇ SCSI ID ¹øÈ£¸¦ º¸Á¸ÇÏ´Â ¹®Á¦°¡ ¹ß»ýÇÏ´Â °ÍÀ» ¹æÁöÇÒ ¼ö ÀÖ½À´Ï´Ù.

    • /tmp¿Í /var µð·ºÅ丮¸¦ ¼­·Î ´Ù¸¥ ÆÄÀÏ ½Ã½ºÅÛ »ó¿¡ ³õÀ¸½Ã¸é, ±¸¼º¿øÀÇ ¼º´ÉÀÌ È£ÀüµË´Ï´Ù.

    • Ŭ·¯½ºÅÍ ±¸¼º¿øÀÌ ºÎÆÃ½Ã, ±¸¼º¿øÀÌ Red Hat Enterprise Linux ¼³Ä¡ °úÁ¤¿¡¼­ µð½ºÅ© ÀåÄ¡¸¦ ¸®´ª½º ¼³Ä¡ °úÁ¤¿¡¼­ °Ë»öµÇ¾ú´ø ¼ø¼­´ë·Î °Ë»öÇÏ´ÂÁö È®ÀÎÇϽñ⠹ٶø´Ï´Ù. ¸¸ÀÏ ÀåÄ¡°¡ µ¿ÀÏÇÑ ¼ø¼­·Î °Ë»öµÇÁö ¾Ê´Â´Ù¸é, ±¸¼º¿ø ºÎÆÃ¿¡ ½ÇÆÐÇÒ ¼öµµ ÀÖ½À´Ï´Ù.

    • 0 º¸´Ù Å« ³í¸® À¯´Ö ¹øÈ£ (LUN)¸¦ »ç¿ëÇÏ¿© ¼³Á¤µÈ RAID ÀúÀå ÀåÄ¡¸¦ »ç¿ëÇÏ½Ç °æ¿ì, /etc/modules.conf ÆÄÀÏ¿¡ ´ÙÀ½°ú °°Àº ºÎºÐÀ» ÷°¡ÇÏ¿© LUN Áö¿øÀ» Ȱ¼ºÈ­ ÇÏ¼Å¾ß ÇÕ´Ï´Ù:

      options scsi_mod max_scsi_luns=255

      modules.conf ÆÄÀÏÀ» ¼öÁ¤ÇϽŠÈÄ, mkinitrd ¸í·ÉÀ» »ç¿ëÇÏ¿© Ãʱâ ram µð½ºÅ©¸¦ À籸ÃàÇÏ¼Å¾ß ÇÕ´Ï´Ù. mkinitrd ¸í·ÉÀ» »ç¿ëÇÏ¿© ramdisk¸¦ »ý¼ºÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ º¸´Ù ÀÚ¼¼ÇÑ Á¤º¸´Â Red Hat Enterprise Linux ½Ã½ºÅÛ °ü¸® °¡À̵带 ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

  2. Ŭ·¯½ºÅÍ ±¸¼º¿øÀ» ÀçºÎÆÃÇϽʽÿÀ.

  3. Å͹̳Π¼­¹ö¸¦ »ç¿ëÇϽô °æ¿ì, ÄÜ¼Ö Æ÷Æ®·Î ÄÜ¼Ö ¸Þ½ÃÁö¸¦ º¸³»µµ·Ï Red Hat Enterprise Linux¸¦ ¼³Á¤ÇϽñ⠹ٶø´Ï´Ù.

  4. °¢ Ŭ·¯½ºÅÍ ±¸¼º¿ø¿¡¼­ /etc/hosts ÆÄÀÏ¿¡ Ŭ·¯½ºÅÍ¿¡ »ç¿ëµÈ IP ÁÖ¼Ò¸¦ Ãß°¡ÇϽʽÿÀ. ÀÌ ÀÛ¾÷À» ¼öÇàÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ º¸´Ù ÀÚ¼¼ÇÑ Á¤º¸´Â 1.3.1 ÀýÀ» ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

  5. Ŭ·¯½ºÅÍ ±¸¼º¿øÀÇ ºÎÆÃ ½Ã°£À» ÁÙÀ̱â À§ÇØ ´ëü Ä¿³Î ºÎÆ® ŸÀӾƿô Á¦ÇÑÀ» ÁÙÀ̽ʽÿÀ. ÀÌ ÀÛ¾÷ ¼öÇà ¹æ¹ý¿¡ ´ëÇÑ º¸´Ù ¸¹Àº Á¤º¸À» ¿øÇϽŴٸé, 1.3.2 ÀýÀ» ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

  6. ·Î±×ÀÎ (¶Ç´Â getty) ÇÁ·Î±×·¥ÀÌ ¿ø°Ý Àü¿ø ½ºÀ§Ä¡ ¿¬°á¿¡ »ç¿ëµÈ Á÷·Ä Æ÷Æ®¿Í ¿¬°üµÇÁö ¾Êµµ·Ï È®ÀÎÇØ ÁֽʽÿÀ. È®ÀÎÀ» À§ÇØ, /etc/inittab ÆÄÀÏ¿¡¼­ ¿ø°Ý Àü¿ø ½ºÀ§Ä¡¿¡ »ç¿ëµÈ Á÷·Ä Æ÷Æ®¿¡ ÇØ´çÇÏ´Â Ç׸ñÀ» ¿ì¹°Á¤ÀÚ Ç¥½Ã (#)¸¦ »ç¿ëÇÏ¿© ÁÖ¼®È­ ÇÏ½Ã¸é µË´Ï´Ù. ±× ÈÄ init q ¸í·ÉÀ» ÀÔ·ÂÇϽñ⠹ٶø´Ï´Ù.

  7. ¸ðµç ½Ã½ºÅÛÀÌ ¼³Ä¡µÈ ¸ðµç Çϵå¿þ¾î¸¦ ÀνÄÇÏ´ÂÁö È®ÀÎÇØ ÁֽʽÿÀ:

    • dmesg ¸í·ÉÀ» »ç¿ëÇÏ¿© ÄÜ¼Ö ½ÃÀÛ ¸Þ½ÃÁö¸¦ º¸½Ç ¼ö ÀÖ½À´Ï´Ù. ÀÌ ÀÛ¾÷ ¼öÇà ¹æ¹ý¿¡ ´ëÇÑ º¸´Ù ¸¹Àº Á¤º¸´Â 1.3.3 ÀýÀ» ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

    • cat /proc/devices ¸í·ÉÀ» »ç¿ëÇϽøé Ä¿³Î¿¡¼­ ¼³Á¤µÈ ÀåÄ¡µéÀ» º¸½Ç ¼ö ÀÖ½À´Ï´Ù. ÀÌ ÀÛ¾÷À» ¼öÇàÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ º¸´Ù ÀÚ¼¼ÇÑ Á¤º¸´Â 1.3.4 ÀýÀ» ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

  8. ping ¸í·ÉÀ» »ç¿ëÇÏ¿© ÇÑ ±¸¼º¿ø¿¡¼­ ´Ù¸¥ ±¸¼º¿øÀ¸·Î Å×½ºÆ® ÆÐŶÀ» º¸³»¾î, Ŭ·¯½ºÅÍ ±¸¼º¿øµéÀÌ ¸ðµç ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¸¦ ÅëÇØ Åë½ÅÇÒ ¼ö ÀÖ´ÂÁö È®ÀÎÇϽʽÿÀ.

  9. Samba ¼­ºñ½º¸¦ ¼³Á¤ÇϽ÷Á¸é Samba RPM ÆÐŰÁö°¡ ¼³Ä¡µÇ¾î ÀÖ´ÂÁö È®ÀÎÇØ º¸½Ê½Ã¿À.

1.3.1. /etc/hosts ÆÄÀÏ ÆíÁýÇϱâ

/etc/hosts ÆÄÀÏÀº IP ÁÖ¼Ò¸¦ È£½ºÆ®¸íÀ¸·Î ¹ø¿ªÇÑ Ç¥¸¦ ´ã°í ÀÖ½À´Ï´Ù. °¢ Ŭ·¯½ºÅÍ ±¸¼º¿øÀÇ /etc/hosts ÆÄÀÏÀº ´ÙÀ½°ú °°Àº Ç׸ñÀ» Æ÷ÇÔÇϰí ÀÖ¾î¾ß ÇÕ´Ï´Ù:

/etc/hosts ÆÄÀÏÀÇ ´ëü·Î¼­, DNS ¶Ç´Â NIS¿Í °°Àº À̸§ ºÎ¿© ¼­ºñ½º (naming service)¸¦ »ç¿ëÇÏ¿© Ŭ·¯½ºÅÍ¿¡ ÀÇÇØ »ç¿ëµÇ´Â È£½ºÆ®¸íÀ» ÁöÁ¤ÇÒ ¼ö ÀÖ½À´Ï´Ù. ±×·¯³ª ÀÇÁ¸¼ºÀ» ÁÙÀÌ°í °¡¿ë¼ºÀ» ÃÖÀûÈ­Çϱâ À§ÇÏ¿©, /etc/hosts ÆÄÀÏÀ» »ç¿ëÇÏ¿© Ŭ·¯½ºÅÍ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽ºÀÇ IP ÁÖ¼Ò¸¦ Á¤ÀÇÇϽñæ Àû±Ø ÃßõÇÕ´Ï´Ù.

´ÙÀ½Àº Ŭ·¯½ºÅÍ ±¸¼º¿ø¿¡ À§Ä¡ÇÑ /etc/hosts ÆÄÀÏÀÇ ¿¹½ÃÀÔ´Ï´Ù:

127.0.0.1         localhost.localdomain   localhost
193.186.1.81      cluster2.example.com      cluster2
10.0.0.1          ecluster2.example.com     ecluster2
193.186.1.82      cluster3.example.com      cluster3
10.0.0.2          ecluster3.example.com     ecluster3

¾ÕÀÇ ¿¹½Ã¿¡¼­´Â µÎ °³ÀÇ Å¬·¯½ºÅÍ ±¸¼º¿ø (cluster2¿Í cluster3)¿¡ »ç¿ëµÇ´Â IP ÁÖ¼Ò¿Í È£½ºÆ®¸í, ±×¸®°í °¢ ±¸¼º¿ø¿¡¼­ point-to-point heartbeat ¿¬°áÇϴµ¥ »ç¿ëµÈ ÀÌ´õ³Ý ÀÎÅÍÆäÀ̽º (ecluster2 and ecluster3)ÀÇ »ç¼³ IP ÁÖ¼Ò¿Í È£½ºÆ®¸íÀ» º¸¿©ÁÝ´Ï´Ù.

/etc/hosts ÆÄÀÏ¿¡¼­ ·ÎÄà ȣ½ºÆ® Ç׸ñ¿¡¼­ ·ÎÄÃÀÌ ¾Æ´Ñ ½Ã½ºÅÛÀÌ Æ÷ÇÔµÇÁö ¾Êµµ·Ï ·ÎÄà ȣ½ºÆ® Ç׸ñÀÌ ¿Ã¹Ù¸¥ Æ÷¸ËÀ¸·Î ±¸¼ºµÇ¾î ÀÖ´ÂÁö È®ÀÎÇØ ÁֽʽÿÀ. ·ÎÄÃÀÌ ¾Æ´Ñ ½Ã½ºÅÛ (server1)ÀÌ Æ÷ÇÔµÈ À߸øµÈ ·ÎÄà ȣ½ºÆ® Ç׸ñÀÇ ¿¹½Ã´Â ´ÙÀ½°ú °°½À´Ï´Ù:

127.0.0.1     localhost.localdomain     localhost server1

¸¸ÀÏ /etc/hosts ÆÄÀÏ Çü½ÄÀÌ ¿Ã¹Ù¸£Áö ¾Ê´Ù¸é, ÀÌ´õ³ÝÀÌ Á¦´ë·Î ¿¬°áµÇÁö ¾Ê°Ô µË´Ï´Ù. /etc/hosts ÆÄÀÏÀ» È®ÀÎÇϽŠÈÄ ÇÊ¿äÇÑ °æ¿ì ·ÎÄà ȣ½ºÆ® Ç׸ñ¿¡¼­ ·ÎÄÃÀÌ ¾Æ´Ñ ½Ã½ºÅÛÀ» »èÁ¦ÇÏ¿© ÆÄÀÏ Çü½ÄÀ» Á¤Á¤ÇϽñ⠹ٶø´Ï´Ù.

°¢ ³×Æ®¿öÅ© ¾î´ðÅÍ´Â ÀûÀýÇÑ IP ÁÖ¼Ò¿Í ³Ý¸¶½ºÅ©¸¦ »ç¿ëÇÏ¿© ¼³Á¤µÇ¾î¾ß¸¸ ÇÑ´Ù´Â Á¡¿¡ À¯ÀÇÇØ ÁֽʽÿÀ.

´ÙÀ½Àº Ŭ·¯½ºÅÍ ±¸¼º¿ø¿¡¼­ /sbin/ifconfig ¸í·ÉÀ» ÀÔ·Â ÈÄ Ãâ·ÂµÈ °á°úÀÇ ÀϺΠ¿¹½ÃÀÔ´Ï´Ù:

eth0      Link encap:Ethernet  HWaddr 00:00:BC:11:76:93  
          inet addr:192.186.1.81  Bcast:192.186.1.245  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:65508254 errors:225 dropped:0 overruns:2 frame:0
          TX packets:40364135 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          Interrupt:19 Base address:0xfce0

eth1      Link encap:Ethernet  HWaddr 00:00:BC:11:76:92  
          inet addr:10.0.0.1  Bcast:10.0.0.245  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:100
          Interrupt:18 Base address:0xfcc0

À§ÀÇ ¿¹½Ã´Â ÇÑ °³ÀÇ Å¬·¯½ºÅÍ ±¸¼º¿ø¿¡ ¿¬°áµÈ µÎ °³ÀÇ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¸¦ º¸¿©ÁÝ´Ï´Ù; eth0 (±¸¼º¿øÀÇ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º) ±×¸®°í eth1 (point-to-point ÀÌ´õ³Ý ¿¬°á¿¡ »ç¿ëµÈ ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º)

DNS ¼­¹ö¿¡ Ŭ·¯½ºÅÍ ±¸¼º¿øÀÇ IP ÁÖ¼Ò¸¦ Ãß°¡ÇÏ½Ç ¼öµµ ÀÖ½À´Ï´Ù. DNS¸¦ ¼³Á¤ÇÏ´Â ¹æ¹ý¿¡ ´ëÇÑ Á¤º¸´Â Red Hat Enterprise Linux ÂüÁ¶ °¡À̵带 ÂüÁ¶ÇϽðųª ³×Æ®¿öÅ© °ü¸®ÀÚ¿¡°Ô ¹®ÀÇÇϽñ⠹ٶø´Ï´Ù.

1.3.2. Ä¿³Î ºÎÆ® ŸÀӾƿô Á¦ÇÑ ÁÙÀ̱â

Ä¿³Î ºÎÆ® ŸÀӾƿô Á¦ÇÑÀ» ÁÙÀÓÀ¸·Î¼­ Ŭ·¯½ºÅÍ ±¸¼º¿øÀÇ ºÎÆÃ ½Ã°£À» ÁÙÀÏ ¼ö ÀÖ½À´Ï´Ù. Red Hat Enterprise Linux ºÎÆÃ ¼ø¼­¿¡¼­ ºÎÆ®·Î´õ¿¡ ´ëü Ä¿³ÎÀ» ºÎÆÃÇϵµ·Ï ÁöÁ¤ÇÏ´Â °ÍÀÌ °¡´ÉÇÕ´Ï´Ù. Ä¿³Î¿¡ ÁöÁ¤µÈ µðÆúÆ® ŸÀӾƿô Á¦ÇÑÀº 10ÃÊ ÀÔ´Ï´Ù.

±¸¼º¿øÀÇ Ä¿³Î ºÎÆ® ŸÀӾƿô Á¦ÇÑÀ» º¯°æÇϽ÷Á¸é, ´ÙÀ½°ú °°ÀÌ ÀûÀýÇÑ ÆÄÀÏÀ» ÆíÁýÇϽñ⠹ٶø´Ï´Ù:

GRUB ºÎÆ®·Î´õ¸¦ »ç¿ëÇÏ½Ç °æ¿ì, /boot/grub/grub.conf ÆÄÀÏ¿¡¼­ ŸÀӾƿô ¸Å°³ º¯¼ö¸¦ ÀûÀýÇÑ ÃÊ ´ÜÀ§ °ªÀ¸·Î (1Ãʸ¦ 10À¸·Î) timeout ¸Å°³ º¯¼ö·Î ÁöÁ¤ÇØ ÁֽʽÿÀ. ŸÀӾƿô ÇϱâÀü ½Ã°£À» 3ÃÊ·Î ¼³Á¤ÇϽ÷Á¸é, ´ÙÀ½°ú °°ÀÌ º¯¼ö¸¦ ÆíÁýÇÏ½Ã¸é µË´Ï´Ù:

timeout = 3

LILO ¶Ç´Â ELILO ºÎÆ®·Î´õ¸¦ »ç¿ëÇϽŴٸé, (x86 ½Ã½ºÅÛ¿¡¼­´Â) /etc/lilo.conf ÆÄÀÏÀ» ÆíÁýÇϽðí (Itanium ½Ã½ºÅÛ¿¡¼­´Â) elilo.conf ÆÄÀÏÀ» ÆíÁýÇϽñ⠹ٶø´Ï´Ù. timeout ¸Å°³ º¯¼ö¸¦ ¿øÇϽô °ªÀ¸·Î (1Ãʸ¦ 10À¸·Î) ÁöÁ¤ÇÏ½Ã¸é µË´Ï´Ù. ŸÀӾƿô ÇϱâÀü ½Ã°£À» 3ÃÊ·Î ¼³Á¤ÇϽ÷Á¸é, ´ÙÀ½°ú °°ÀÌ ÆíÁýÇÏ½Ã¸é µË´Ï´Ù:

timeout = 30

/etc/lilo.conf ÆÄÀÏ¿¡ ´ëÇÑ º¯°æ »çÇ×À» Àû¿ëÇϽ÷Á¸é, /sbin/lilo ¸í·ÉÀ» ½ÇÇàÇϽñ⠹ٶø´Ï´Ù.

Itanium ½Ã½ºÅÛ¿¡¼­ /boot/efi/efi/redhat/elilo.conf ÆÄÀÏ¿¡ ´ëÇÑ º¯°æ »çÇ×À» Àû¿ëÇϽ÷Á¸é, /sbin/elilo ¸í·ÉÀ» ½ÇÇàÇϽñ⠹ٶø´Ï´Ù.

1.3.3. ÄÜ¼Ö ½ÃÀÛ ¸Þ½ÃÁö Ç¥½Ã

dmesg ¸í·ÉÀ» »ç¿ëÇÏ¿© ÄÜ¼Ö ½ÃÀÛ ¸Þ½ÃÁö¸¦ È®ÀÎÇØ º¸½Ê½Ã¿À. º¸´Ù ÀÚ¼¼ÇÑ Á¤º¸´Â dmesg(8) ¸Þ½ÃÁö¸¦ ÂüÁ¶ÇϽñ⠹ٶø´Ï´Ù.

´ÙÀ½¿¡ Ãâ·ÂµÈ dmesg ¸í·É °á°ú ¿¹½Ã´Â ±¸¼º¿ø »ó¿¡¼­ µÎ °³ÀÇ ¿ÜºÎ SCSI ¹ö½º¿Í 9 °³ÀÇ µð½ºÅ©°¡ °Ë»öµÈ °ÍÀ» º¸¿©ÁÝ´Ï´Ù. (¹é½½·¡½Ã(backslash)·Î ½ÃÀÛµÈ ÁÙÀº ´ëºÎºÐÀÇ È­¸é¿¡¼­ ÇÑ ÁÙ·Î ÀμâµË´Ï´Ù):

May 22 14:02:10 storage3 kernel: scsi0 : Adaptec AHA274x/284x/294x \
	      (EISA/VLB/PCI-Fast SCSI) 5.1.28/3.2.4 
May 22 14:02:10 storage3 kernel:         
May 22 14:02:10 storage3 kernel: scsi1 : Adaptec AHA274x/284x/294x \
              (EISA/VLB/PCI-Fast SCSI) 5.1.28/3.2.4 
May 22 14:02:10 storage3 kernel:         
May 22 14:02:10 storage3 kernel: scsi : 2 hosts. 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST39236LW         Rev: 0004 
May 22 14:02:11 storage3 kernel: Detected scsi disk sda at scsi0, channel 0, id 0, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdb at scsi1, channel 0, id 0, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdc at scsi1, channel 0, id 1, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdd at scsi1, channel 0, id 2, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sde at scsi1, channel 0, id 3, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdf at scsi1, channel 0, id 8, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdg at scsi1, channel 0, id 9, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdh at scsi1, channel 0, id 10, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: SEAGATE   Model: ST318203LC        Rev: 0001 
May 22 14:02:11 storage3 kernel: Detected scsi disk sdi at scsi1, channel 0, id 11, lun 0 
May 22 14:02:11 storage3 kernel:   Vendor: Dell      Model: 8 BAY U2W CU      Rev: 0205 
May 22 14:02:11 storage3 kernel:   Type:   Processor \
                          ANSI SCSI revision: 03 
May 22 14:02:11 storage3 kernel: scsi1 : channel 0 target 15 lun 1 request sense \
	      failed, performing reset. 
May 22 14:02:11 storage3 kernel: SCSI bus is being reset for host 1 channel 0. 
May 22 14:02:11 storage3 kernel: scsi : detected 9 SCSI disks total.

´ÙÀ½¿¡ Ãâ·ÂµÈ dmesg ¸í·É °á°ú´Â Ŭ·¯½ºÅÍ ±¸¼º¿ø¿¡¼­ quad ÀÌ´õ³Ý Ä«µå°¡ °Ë»öµÈ °ÍÀ» º¸¿©ÁÝ´Ï´Ù:

May 22 14:02:11 storage3 kernel: 3c59x.c:v0.99H 11/17/98 Donald Becker
May 22 14:02:11 storage3 kernel: tulip.c:v0.91g-ppc 7/16/99 becker@cesdis.gsfc.nasa.gov 
May 22 14:02:11 storage3 kernel: eth0: Digital DS21140 Tulip rev 34 at 0x9800, \
	      00:00:BC:11:76:93, IRQ 5. 
May 22 14:02:12 storage3 kernel: eth1: Digital DS21140 Tulip rev 34 at 0x9400, \
	      00:00:BC:11:76:92, IRQ 9. 
May 22 14:02:12 storage3 kernel: eth2: Digital DS21140 Tulip rev 34 at 0x9000, \
	      00:00:BC:11:76:91, IRQ 11. 
May 22 14:02:12 storage3 kernel: eth3: Digital DS21140 Tulip rev 34 at 0x8800, \
	      00:00:BC:11:76:90, IRQ 10.

1.3.4. Ä¿³Î¿¡¼­ ¼³Á¤µÈ ÀåÄ¡ Ç¥½Ã

Á÷·Ä ÀÎÅÍÆäÀ̽º¿Í ³×Æ®¿öÅ© ÀÎÅÍÆäÀ̽º¿Í °°ÀÌ ÀÌ¹Ì ¼³Ä¡µÈ ÀåÄ¡°¡ Ä¿³Î¿¡¼­ ¼³Á¤µÇ¾ú´ÂÁö ¿©ºÎ¸¦ È®ÀÎÇØº¸½Ã·Á¸é, °¢ ±¸¼º¿ø¿¡¼­ cat /proc/devices ¸í·ÉÀ» »ç¿ëÇϽñ⠹ٶø´Ï´Ù. ÀÌ ¸í·ÉÀº ¶ÇÇÑ ±¸¼º¿ø »ó¿¡ ¿ø½Ã ÀåÄ¡(raw device) Áö¿øÀÌ ¼³Ä¡µÇ¾ú´ÂÁö ¾Ë¾Æ³»´Âµ¥µµ »ç¿ëµË´Ï´Ù. ¿¹¸¦ µé¸é:

Character devices:
  1 mem
  2 pty
  3 ttyp
  4 ttyS
  5 cua
  7 vcs
 10 misc
 19 ttyC
 20 cub
128 ptm
136 pts
162 raw

Block devices:
  2 fd
  3 ide0
  8 sd
 65 sd

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