Re: cdrecord and "get performance" scsi errors
On 5/16/07, Thomas Schmitt <scdbackup@gmx.net> wrote:
One could find out by downloading and installing
http://scdbackup.sourceforge.net/cdrskin-0.3.6.pl00.tar.gz
and then running
test/telltoc --drive /dev/scd1
watching for output like
Speed descr. : 5540 kB/s, 4482.6 MiB, DVD+RW
Speed descr. : 3324 kB/s, 4482.6 MiB, DVD+RW
If those don't appear, then libburn is in trouble.
# test/telltoc --drive /dev/scd1
Initializing libburnia.pykix.org ...
Done
Aquiring drive '/dev/sg4' ...
<nothing more, doesn't return>
ioctl(3, CDROMAUDIOBUFSIZ, 0xbfffa148) = 0
close(3) = 0
write(2, "Aquiring drive \'/dev/sg4\' ...\n", 30Aquiring drive
'/dev/sg4' ...) = 30
getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0
pipe([3, 4]) = 0
clone(child_stack=0x80b32d4,
flags=CLONE_VM|CLONE_FS|CLONE_FILES|CLONE_SIGHAND)= 2676
write(4, "+\1\0\0\5\0\0\0\177\2\0\0{K\0@\30U\1@\370\327\377\277\1"...,
148) = 148
rt_sigprocmask(SIG_SETMASK, NULL, [RTMIN], 8) = 0
write(4, "`\r\v\10\0\0\0\0\0\0\0\0t\257\4\10\360\22\v\10\0\0\0\200"...,
148) = 148
rt_sigprocmask(SIG_SETMASK, NULL, [RTMIN], 8) = 0
rt_sigsuspend([] <unfinished ...>
--- SIGRTMIN (Unknown signal 32) @ 0 (0) ---
<... rt_sigsuspend resumed> ) = -1 EINTR (Interrupted system call)
sigreturn() = ? (mask now [RTMIN])
nanosleep({0, 1002000}, NULL) = 0
nanosleep({0, 1002000}, NULL) = 0
nanosleep({0, 1002000}, NULL) = 0
nanosleep({0, 1002000}, NULL) = 0
...
...
It does work on the IDE burner (DVD-RAM with ext2 fs on it, not ISO, so no TOC):
# test/telltoc --drive /dev/scd0
Initializing libburnia.pykix.org ...
Done
Aquiring drive '/dev/sg3' ...
Done
Media current: DVD-RAM
Media status : is blank
Media reuse : is erasable
Write multi : prohibits multi-session , enforces single track
Write start : allows addresses [0 , 2236704]s , alignment=1s
Write modes : TAO (advised) , SAO
Write space : 4368.6 MiB (2236704s)
Avail. speed : max=2.0 , min=2.0
Speed unit 1x: 1385.0 kB/s (DVD)
Speed descr. : 2770 kB/s, 4368.6 MiB, DVD-RAM
Format status: formatted, with 4368.6 MiB
Format descr.: 00h , 4368.6 MiB (2236704s)
Format descr.: 00h , 4482.6 MiB (2295072s)
Format descr.: 01h , 4349.6 MiB (2226976s)
Format descr.: 01h , 4330.6 MiB (2217248s)
SORRY: Cannot obtain Table Of Content
Thanks
--
giulioo@pobox.com
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