Subject: Re: problem with kernfs & tail
To: None <current-users@netbsd.org, mouse@Rodents.Montreal.QC.CA>
From: Sean Doran <smd@ebone.net>
List: current-users
Date: 08/19/1998 19:33:16
Woo hoo, I see it even better than Mouse:
: sean.ebone.net ; tail /kern/msgbuf
: sean.ebone.net ; cat /kern/msgbuf | tail
fdc0 at isa0 port 0x3f0-0x3f7 irq 6 drq 2
fd0 at fdc0 drive 0: 1.44MB, 80 cyl, 2 head, 18 sec
isapnp0: read port 0x203
sb0 at isapnp0 port 0x220/16,0x330/2,0x388/4 irq 5 drq 1,5
sb0: Creative ViBRA16C PnP Audio: dsp v4.13
audio0 at sb0
isapnp0: <Creative ViBRA16C PnP, CTL7001, PNPB02F, Game> port 0x200/8 not configured
biomask 5040 netmask 5440 ttymask 54c2
boot device: sd0
root on sd0a dumps on sd0b
...
16277 tail CALL open(0xefbfca15,0,0x1b6)
16277 tail NAMI "/kern/msgbuf"
16277 tail RET open 7
16277 tail CALL __fstat13(0x7,0xefbfc818)
16277 tail RET __fstat13 0
16277 tail CALL mmap(0,0xff0,0x1,0x1,0x7,0,0,0)
16277 tail RET mmap 1073852416/0x4001b000
16277 tail CALL write(0x1,0x4001b000,0xff0)
16277 tail GIO fd 1 wrote 4080 bytes
"\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\
...
\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
16277 tail RET write 4080/0xff0
16277 tail CALL __fstat13(0x7,0xefbfc5f0)
16277 tail RET __fstat13 0
16277 tail CALL __sysctl(0xefbfc62c,0x2,0x4008a21c,0xefbfc628,0,0)
16277 tail RET __sysctl 0
16277 tail CALL break(0x42b0)
16277 tail RET break 0
16277 tail CALL break(0x4ffc)
16277 tail RET break 0
16277 tail CALL break(0x5ffc)
16277 tail RET break 0
16277 tail CALL lseek(0x7,0,0,0,0x1)
16277 tail RET lseek 0
16277 tail CALL lseek(0x7,0,0xe00,0,0)
16277 tail RET lseek 3584/0xe00
16277 tail CALL read(0x7,0x5000,0x200)
16277 tail GIO fd 7 read 496 bytes
"sa0 port 0xf0-0xff: using exception 16
pc0 at isa0 port 0x60-0x6f irq 1: color
pc0: console
fdc0 at isa0 port 0x3f0-0x3f7 irq 6 drq 2
fd0 at fdc0 drive 0: 1.44MB, 80 cyl, 2 head, 18 sec
isapnp0: read port 0x203
sb0 at isapnp0 port 0x220/16,0x330/2,0x388/4 irq 5 drq 1,5
sb0: Creative ViBRA16C PnP Audio: dsp v4.13
audio0 at sb0
isapnp0: <Creative ViBRA16C PnP, CTL7001, PNPB02F, Game> port 0x200/8 \
not configured
biomask 5040 netmask 5440 ttymask 54c2
boot device: sd0
root on sd0a dumps on sd0b
"
16277 tail RET read 496/0x1f0
16277 tail CALL munmap(0x4001b000,0xff0)
16277 tail RET munmap 0
16277 tail CALL read(0x7,0x5000,0x200)
16277 tail GIO fd 7 read 0 bytes
""
16277 tail RET read 0
16277 tail CALL close(0x7)
16277 tail RET close 0
16277 tail CALL exit(0)
Sean.