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°ìÈ̤ˡ¢ disklabel(8) ¤Ï vinum ¥Ü¥ê¥å¡¼¥à¤Ë¤È¤Ã¤ÆÍ­ÍѤʸú²Ì¤Ï¤¢¤ê¤Þ¤»¤ó¡£¤â¤·Æ°ºî¤µ¤»¤ë¤È¡¢ disklabel ¤Ï 3 ¤Ä¤Î¥Ñ¡¼¥Æ¥£¥·¥ç¥ó a, b, c ¤òɽ¼¨¤·¡¢fstype ¤ò½ü¤¤¤Æ ¤³¤ì¤é¤ÏƱ¤¸¤Ë¤Ê¤ë¤Ç¤·¤ç¤¦¡£Î㤨¤Ð°Ê²¼¤Î¤è¤¦¤Ëɽ¼¨¤µ¤ì¤Þ¤¹:

3 partitions:
#        size   offset    fstype   [fsize bsize bps/cpg]
  a:     2048        0    4.2BSD     1024  8192     0   # (Cyl.    0 - 0)
  b:     2048        0      swap                        # (Cyl.    0 - 0)
  c:     2048        0    unused        0     0         # (Cyl.    0 - 0)

vinum ¤Ï DIOCWDINFO ¤È DIOCSDINFO ¤Î ioctl ¤ò̵»ë¤·¤Þ¤¹¡£¤¹¤Ê¤ï¤Á²¿¤âÊѹ¹¤·¤Þ¤»¤ó¡£ ½¾¤Ã¤Æ¡¢¥Ç¥£¥¹¥¯¥é¥Ù¥ë¤òÊѹ¹¤·¤è¤¦¤È¤¹¤ë¤È²¿¤Îɽ¼¨¤â¤Ê¤¯Ìµ»ë¤µ¤ì¤ë¤Ç¤·¤ç¤¦¡£

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volume_down

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volume_up

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faulty

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down

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initializing

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corrupt

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degraded

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empty

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# vinum setdaemon 4

¤³¤ì¤Ë¤è¤ê¹¹¿·¤È¥Ç¥£¥¹¥¯¾å¤ÎÀßÄê¤Î¹¹¤Ê¤ëÇ˲õ¤ò»ß¤á¤ë¤Ç¤·¤ç¤¦¡£

¼¡¤Ë¡¢¥Ç¥£¥¹¥¯¾å¤ÎÀßÄê¤ò³Îǧ¤·¤Þ¤¹¡£Bourne ¥¿¥¤¥×¤Î¥·¥§¥ë¤Ç¼¡¤Î¤è¤¦¤Ë¤·¤Þ¤¹¡£

# rm -f log
# for i in /dev/da0s1h /dev/da1s1h /dev/da2s1h /dev/da3s1h; do
>    (dd if=/dev/da1h skip=8 count=6|tr -d '\000-\011\200-\377'; echo) >> log
>  done

¥Ç¥Ð¥¤¥¹¤Î̾Á°¤Ï¡¢¤¹¤Ù¤Æ¤Î vinum ¥¹¥é¥¤¥¹¤Î̾Á°¤Ç¤¹¡£ ¤½¤¦¤¹¤ë¤È¡¢ log ¥Õ¥¡¥¤¥ë¤Ë¤Ï¼¡¤Î¤è¤¦¤ÊÆâÍƤ¬Æþ¤Ã¤Æ¤¤¤ë¤Ï¤º¤Ç¤¹¡£

IN VINOpanic.lemis.comdrive1}6E7~^K6T^Yfoovolume obj state up
volume src state up
volume raid state down
volume r state down
volume foo state up
plex name obj.p0 state corrupt org concat vol obj
plex name obj.p1 state corrupt org striped 128b vol obj
plex name src.p0 state corrupt org striped 128b vol src
plex name src.p1 state up org concat vol src
plex name raid.p0 state faulty org disorg vol raid
plex name r.p0 state faulty org disorg vol r
plex name foo.p0 state up org concat vol foo
plex name foo.p1 state faulty org concat vol foo
sd name obj.p0.s0 drive drive2 plex obj.p0 state reborn len 409600b driveoffset 265b plexoffset 0b
sd name obj.p0.s1 drive drive4 plex obj.p0 state up len 409600b driveoffset 265b plexoffset 409600b
sd name obj.p1.s0 drive drive1 plex obj.p1 state up len 204800b driveoffset 265b plexoffset 0b
sd name obj.p1.s1 drive drive2 plex obj.p1 state reborn len 204800b driveoffset 409865b plexoffset 128b
sd name obj.p1.s2 drive drive3 plex obj.p1 state up len 204800b driveoffset 265b plexoffset 256b
sd name obj.p1.s3 drive drive4 plex obj.p1 state up len 204800b driveoffset 409865b plexoffset 384b

ºÇ½é¤Î¹Ô¤Ï vinum ¥é¥Ù¥ë¤ò´Þ¤ó¤Ç¤ª¤ê¡¢ IN VINO ¤È¤¤¤¦¥Æ¥­¥¹¥È¤Ç»Ï¤Þ¤Ã¤Æ¤¤¤ëɬÍפ¬¤¢¤ê¤Þ¤¹¡£ ¤³¤Î¹Ô¤Ë¤Ï¥·¥¹¥Æ¥à¤Î̾Á°¤â´Þ¤Þ¤ì¤Æ¤¤¤Þ¤¹¡£Àµ³Î¤ÊÄêµÁ¤Ï /usr/src/sys/dev/vinum/vinumvar.h ¤Ëµ­ºÜ¤µ¤ì¤Æ¤¤¤Þ¤¹¡£ Êݸ¤µ¤ì¤¿ÀßÄê¤Ï¤³¤Î¹Ô¤ÎÅÓÃ椫¤é volume obj state up ¤È¤¤¤¦¥Æ¥­¥¹¥È¤Ç»Ï¤Þ¤Ã¤Æ¤¤¤Þ¤¹¡£¤³¤ì¤Ï¥Ç¥£¥¹¥¯¤Î¥»¥¯¥¿ 9 ¤«¤é»Ï¤Þ¤Ã¤Æ¤¤¤Þ¤¹¡£ ¤½¤ì°Ê¹ß¤Î½ÐÎϤϥǥ£¥¹¥¯¾å¤ÎÀßÄê¤Î»Ä¤ê¤ÎÉôʬ¤ò¼¨¤·¤Æ¤¤¤Þ¤¹¡£¤â¤·¤«¤¹¤ë¤È ¤¹¤Ù¤Æ¤ÎÀßÄê¤ò¸«¤ë¤¿¤á¤Ë¤Ï¡¢ dd ¥³¥Þ¥ó¥É¤Î count ¤Î°ú¿ô¤òÁý¤ä¤¹É¬Íפ¬¤¢¤ë¤«¤â¤·¤ì¤Þ¤»¤ó¡£

¤¹¤Ù¤Æ¤Î¥Ç¥£¥¹¥¯¾å¤ÎÀßÄê¤ÏƱ¤¸¤Ç¤¢¤ë¤³¤È¤¬É¬ÍפǤ¹¡£¤½¤¦¤Ç¤Ê¤¤¾ì¹ç¤Ë¤Ï¡¢ log ¥Õ¥¡¥¤¥ë¤ÎÀµ³Î¤ÊÃæ¿È¤È¤È¤â¤ËÌäÂê¤òÊó¹ð¤·¤Æ²¼¤µ¤¤¡£ ¥Ç¥£¥¹¥¯¾å¤ÎÀßÄê¤ò²óÉü¤¹¤ë¤¿¤á¤Ë¤Ç¤­¤ë¤³¤È¤Ï¤ª¤½¤é¤¯¤Û¤È¤ó¤É¤Ê¤¤¤Ç¤·¤ç¤¦¤¬¡¢ ¤â¤·¥ª¥Ö¥¸¥§¥¯¥È¤òÀ¸À®¤·¤¿»þ¤Ë»È¤Ã¤¿¥Õ¥¡¥¤¥ë¤Î¥³¥Ô¡¼¤òÊݸ¤·¤Æ¤¢¤ì¤Ð¡¢ ¥ª¥Ö¥¸¥§¥¯¥È¤òºÆÀ¸À®¤Ç¤­¤ë¤Ç¤·¤ç¤¦¡£ create ¥³¥Þ¥ó¥É¤Ï¥µ¥Ö¥Ç¥£¥¹¥¯¤Î¥Ç¡¼¥¿¤òÊѹ¹¤·¤Ê¤¤¤Î¤Ç¡¢¤³¤Î¥³¥Þ¥ó¥É¤Ï¥Ç¡¼¥¿¤ÎÇ˲õ¤ò °ú¤­µ¯¤³¤·¤Þ¤»¤ó¡£¤³¤Î¼ï¤ÎÌäÂê¤Ë½Ð²ñ¤Ã¤¿¾ì¹ç¤Ë¤Ï¡¢ resetconfig ¥³¥Þ¥ó¥É¤ò»È¤¦É¬Íפ¬¤¢¤ë¤«¤â¤·¤ì¤Þ¤»¤ó¡£

¥«¡¼¥Í¥ë¥Ñ¥Ë¥Ã¥¯

1. ²Äǽ¤Ç¤¢¤ì¤Ð¡¢¥Ç¥Ð¥Ã¥°¥«¡¼¥Í¥ë¤Î¥³¥Ô¡¼¤Þ¤¿¤Ï¥ê¥ó¥¯¤ò /var/crash/kernel.gdb ¤ËºîÀ®¤·¤Þ¤¹¡£¤³¤ì¤Ï gdb ¤Î½é´ü²½¥Õ¥¡¥¤¥ë¤¬¤³¤Î°ÌÃÖ¤ò¸¡º÷¤¹¤ë¤«¤é¤Ç¤¹¡£
2. vinum ¥â¥¸¥å¡¼¥ë¤ò¥Ç¥Ð¥Ã¥°¾ðÊó¤È¤È¤â¤Ë¹½ÃÛ¤·¤Æ¤¤¤ë¤³¤È¤ò³Îǧ¤·¤Þ¤·¤ç¤¦¡£ Ä̾ï¤Î Makefile ¤Ç¤¢¤ì¤Ð¡¢¤³¤ì¤Ï¥Ç¥Õ¥©¥ë¥È¤ÎÀßÄê¤Ç¤¹¡£
3. vinum ³«»Ï¸å¡¢¼¡¤Î¥³¥Þ¥ó¥É¤ò¼Â¹Ô¤·¤Þ¤·¤ç¤¦:

   echo add-symbol-file /modules/vinum.ko \
     0x`objdump --section-headers /modules/vinum.ko \
     | grep ' .text' \
     | awk '{print $4}'`+`kldstat \
     | grep vinum | awk '{print $3}'`
       

   ¤³¤ì¤ò¥Õ¥¡¥¤¥ë¤Ë³ÊǼ¤·¡¢¼Â¹Ô²Äǽ¤Ë¤·¡¢¼Â¹Ô¤¹¤ë¤Î¤¬ºÇ¤â´Êñ¤Ç¤¹¡£ ½ÐÎϤϼ¡¤Î¤è¤¦¤Ë¤Ê¤ë¤Ç¤·¤ç¤¦:

   add-symbol-file /modules/vinum.ko 0x00005e24+0xf0f4e000
       

4. /usr/src/sys/modules/vinum/.gdbinit.crash ¥Õ¥¡¥¤¥ë¤ò¤¢¤Ê¤¿¤¬²òÀϤò¼Â¹Ô¤·¤¿¤¤¥Ç¥£¥ì¥¯¥È¥ê (Î㤨¤Ð /var/crash ) ¤Ë¥³¥Ô¡¼¤·¡¢ .gdbinit ¤Ë̾Á°¤òÊѤ¨¤Þ¤¹¡£
5. /modules ¤ËÃÖ¤¤¤Æ¤¢¤ë¥Ð¡¼¥¸¥ç¥ó¤Î vinum ¤¬¥·¥ó¥Ü¥ë¤ò´Þ¤ó¤Ç¤¤¤Ê¤¤¤È¡¢¥¨¥é¡¼¥á¥Ã¥»¡¼¥¸¤Ïɽ¼¨¤µ¤ì¤Þ¤»¤ó¤¬¡¢ ¥¹¥¿¥Ã¥¯¥È¥ì¡¼¥¹¤Ï¥·¥ó¥Ü¥ë¤òɽ¼¨¤·¤Þ¤»¤ó¡£ gdb ¤ò»Ï¤á¤ëÁ°¤Ë¥â¥¸¥å¡¼¥ë¤ò¥Á¥§¥Ã¥¯¤·¤Þ¤·¤ç¤¦¡£

   $ file /modules/vinum.ko
   /modules/vinum.ko: ELF 32-bit LSB shared object, Intel 80386,
     version 1 (FreeBSD), not stripped
       

   ¤½¤Î½ÐÎϤ¬ /modules/vinum.ko is stripped ¤À¤Ã¤¿¾ì¹ç¡¢strip ¤µ¤ì¤Æ¤¤¤Ê¤¤¥Ð¡¼¥¸¥ç¥ó¤ò¸«¤Ä¤±¤ëɬÍפ¬ ¤¢¤ê¤Þ¤¹¡£Ä̾ /usr/obj/sys/modules/vinum/vinum.ko ¤ÎÃæ ( make world ¤òÍѤ¤¤Æ vinum ¤ò¹½ÃÛ¤·¤¿¾ì¹ç) ¤« /usr/src/sys/modules/vinum/vinum.ko ¤ÎÃæ (¤³¤Î¥Ç¥£¥ì¥¯¥È¥ê¤Ç vinum ¤ò¹½ÃÛ¤·¤¿¾ì¹ç) ¤Ë¤¢¤ê¤Þ¤¹¡£

6. ¤â¤·¥Ç¥Ð¥Ã¥°¥«¡¼¥Í¥ë¤ò /var/crash/kernel.gdb ¤È¤¤¤¦Ì¾Á°¤Ë¤·¤Æ¤¤¤Ê¤¤¾ì¹ç¤Ë¤Ï¡¢ .gdbinit ¤òÊÔ½¸¤·¤Æ¡¢Àµ¤·¤¤¾ì½ê¤ò»Ø¤·¼¨¤¹¤è¤¦¤Ë¤·¤Æ¤¯¤À¤µ¤¤¡£ ¥·¥ê¥¢¥ëÀܳ¤òÄ̤·¤Æ¥ê¥â¡¼¥È¥Ç¥Ð¥Ã¥°¤ò¤·¤Æ¤¤¤ë¾ì¹ç¤Ë¤Ï¡¢ /usr/src/sys/modules/vinum/.gdbinit.crash ¥Õ¥¡¥¤¥ë¤ò .gdbinit ¤È¤¤¤¦Ì¾Á°¤Ç¥Ç¥Ð¥Ã¥°¤ò¼Â¹Ô¤·¤Æ¤¤¤ë¥Ç¥£¥ì¥¯¥È¥ê¤Ë¥³¥Ô¡¼¤·¤Æ¡¢ ¼¡¤Î¥³¥Þ¥ó¥É¤Çµ¯Æ°¤·¤Æ¤¯¤À¤µ¤¤¡£

   gdb -k
       

   gdb ¤Ï¼«Æ°Åª¤ËÀܳ¤ò³ÎΩ¤·¤Þ¤¹¡£¥ê¥â¡¼¥È¥Þ¥·¥ó¤Ï¤½¤Î»þÅÀ¤Ç gdb ¤¬Æ°ºîÃæ¤Ç¤Ê¤±¤ì¤Ð¤Ê¤ê¤Þ¤»¤ó¡£¤³¤Î .gdbinit ¥Õ¥¡¥¤¥ë¤Ï¥·¥ê¥¢¥ëÀܳ¤¬ 38400 bps ¤ÇÆ°ºî¤¹¤ë¤â¤Î¤È´üÂÔ¤·¤Æ¤¤¤Þ¤¹¡£ Ê̤Υ¹¥Ô¡¼¥É¤ÇÆ°ºî¤µ¤»¤¿¤¤¾ì¹ç¤Ë¤Ï¡¢¤³¤Î¥Õ¥¡¥¤¥ë¤òŬÀÚ¤ËÊÔ½¸¤·¤Æ¤¯¤À¤µ¤¤ ( remotebaud ¤Ë´Ø¤¹¤ëµ­½Ò¤òõ¤·¤Æ¤¯¤À¤µ¤¤)¡£

7. ¥À¥ó¥×¤ò¼è¤Ã¤¿¤ê gdb ¤ò»È¤¦¤³¤È¤Ë¤è¤êÌäÂê¤òʬÀϤ·¤Æ¤¯¤À¤µ¤¤¡£¤¢¤ë¤¤¤Ï¾åµ­¤Î¥·¥§¥ë¥¹¥¯¥ê¥×¥È¤Î½ÐÎÏ ¤òÍøÍѤ·¤Æ¤¯¤À¤µ¤¤¡£¼¡¤Ë¥ê¥â¡¼¥È¥Ç¥Ð¥Ã¥°¤Î¥»¥Ã¥·¥ç¥ó¤Ç vinum(8) ¤Ë¤ª¤±¤ë debug ¥³¥Þ¥ó¥É¤ÎÍøÍÑÎã¤ò¼¨¤·¤Þ¤¹¡£

   (kgdb) add-symbol-file /usr/src/sys/modules/vinum/vinum.ko 0x00005e24+0xf0f4e000
   add symbol table from file "/usr/src/sys/modules/vinum/vinum.ko" at text_addr = 0xf0f53e24?
   (y or n) y
   (kgdb) bt
   #0  Debugger (msg=0xf0f661ac "vinum debug") at ../../i386/i386/db_interface.c:318
   #1  0xf0f60a7c in vinumioctl (dev=0x40001900, cmd=0xc008464b, data=0xf6923ed0 "",
         flag=0x3, p=0xf688e6c0) at
         /usr/src/sys/modules/vinum/../../dev/vinum/vinumioctl.c:109
   #2  0xf01833b7 in spec_ioctl (ap=0xf6923e0c) at ../../miscfs/specfs/spec_vnops.c:424
   #3  0xf0182cc9 in spec_vnoperate (ap=0xf6923e0c) at ../../miscfs/specfs/spec_vnops.c:129
   #4  0xf01eb3c1 in ufs_vnoperatespec (ap=0xf6923e0c) at ../../ufs/ufs/ufs_vnops.c:2312
   #5  0xf017dbb1 in vn_ioctl (fp=0xf1007ec0, com=0xc008464b, data=0xf6923ed0 "",
         p=0xf688e6c0) at vnode_if.h:395
   #6  0xf015dce0 in ioctl (p=0xf688e6c0, uap=0xf6923f84) at ../../kern/sys_generic.c:473
   #7  0xf0214c0b in syscall (frame={tf_es = 0x27, tf_ds = 0x27, tf_edi = 0xefbfcff8,
         tf_esi = 0x1, tf_ebp = 0xefbfcf90, tf_isp = 0xf6923fd4, tf_ebx = 0x2,
         tf_edx = 0x804b614, tf_ecx = 0x8085d10, tf_eax = 0x36, tf_trapno = 0x7,
         tf_err = 0x2, tf_eip = 0x8060a34, tf_cs = 0x1f, tf_eflags = 0x286,
         tf_esp = 0xefbfcf78, tf_ss = 0x27}) at ../../i386/i386/trap.c:1100
   #8  0xf020a1fc in Xint0x80_syscall ()
   #9  0x804832d in ?? ()
   #10 0x80482ad in ?? ()
   #11 0x80480e9 in ?? ()
   (kgdb) f 1
   #1  0xf0f60a7c in vinumioctl (dev=0x40001900, cmd=0xc008464b, data=0xf6923ed0 "",
       flag=0x3, p=0xf688e6c0) at
       /usr/src/sys/modules/vinum/../../dev/vinum/vinumioctl.c:109
   Source file is more recent than executable.
   109             Debugger ("vinum debug");
       

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