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Re: kern/52720: can't write iso file to dvdrw media with atapi drive using dvdrecord



The following reply was made to PR kern/52720; it has been noted by GNATS.

From: kosaki1_kta%ybb.ne.jp@localhost
To: "gnats-bugs%NetBSD.org@localhost" <gnats-bugs%NetBSD.org@localhost>
Cc: 
Subject: Re: kern/52720: can't write iso file to  dvdrw media with atapi drive  using dvdrecord
Date: Tue, 14 Nov 2017 18:43:18 +0900 (JST)

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 =0A=0A> >mount -t cd9660  /dev/cd0a /mnt/cdrom > >mount_cd9660: /dev/cd0a o=
 n /mnt/cdrom: Invalid argument >Can you read the raw device? >Can you mount=
  the disk on another system? > -- =0A>-- =0A>                              =
    Michael van Elst=0A> Internet: mlelstv%serpens.de@localhost "A potential=
  Snark may lurk in every tree."=0ACan read raw device  by =0Add if=3D/dev/c=
 d0d of=3D/dev/null=0A=0ACan't read burned dvd by windows 7 pc.=0A----------=
 --------------=0A=0ATry to write NetBSD-8.99.6-amd64.iso=0A=0AWith kernel=
 =A0 =0A=0A=A0=A0=A0=A0 NetBSD 8.99.3 (GENERIC) #0: Fri Oct=A0 6 =0A=0A=0ATr=
 ack 01: 1395 of 1395 MB written (fifo 100%).=0ATrack 01: Total bytes read/w=
 ritten: 1463631872/1463631872 (714664 sectors).=0AWriting=A0 time:=A0 290.5=
 88s=0AFixating...=0AFixating time:=A0=A0 23.541s=0Advdrecord: fifo had 2382=
 3 puts and 23823 gets.=0Advdrecord: fifo was 0 times empty and 3378 times f=
 ull, min fill was 79%.=0A=0AWith kernel =0A=0A=A0=A0=A0=A0=A0 NetBSD 8.99.6=
 =0A=0ATrack 01: 1395 of 1395 MB written (fifo 100%).=0ATrack 01: Total byte=
 s read/written: 1463631872/1463631872 (714664 sectors).=0AWriting=A0 time:=
 =A0=A0 16.474s=0AFixating...=0AFixating time:=A0=A0=A0 9.097s=0Advdrecord: =
 fifo had 23823 puts and 23823 gets.=0Advdrecord: fifo was 18 times empty an=
 d 273 times full, min fill was 0%.=0A=0A=0AVery fast !!=0A=0AMay be related=
  to=0A=0AMerge support for SATA NCQ (Native Command Queueing) from jdolecek=
 -ncq branch=0A=0Ain  Oct=A0 7 ?=0A=0AI haven't sata dvdrw drive yet.
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 <html><body><div style=3D"color:; background-color:; font-family:MS PGothic=
 , sans-serif;font-size:12pt"><div><br></div><pre> =0A &gt; &gt;mount -t cd9=
 660  /dev/cd0a /mnt/cdrom=0A &gt; &gt;mount_cd9660: /dev/cd0a on /mnt/cdrom=
 : Invalid argument=0A =0A &gt;Can you read the raw device?=0A &gt;Can you m=
 ount the disk on another system?=0A =0A =0A&gt; -- =0A&gt;-- =0A&gt;       =
                           Michael van Elst=0A&gt; Internet: mlelstv%serpens=
 .de@localhost=0A                                 "A potential Snark may lur=
 k in every tree."=0ACan read raw device  by </pre><div>dd if=3D/dev/cd0d of=
 =3D/dev/null</div><div><br></div><div>Can't read burned dvd by windows 7 pc=
 .</div><div>------------------------</div><div><br></div><div>Try to write =
 NetBSD-8.99.6-amd64.iso</div><div><br></div><div>With kernel&nbsp; <br></di=
 v><div>&nbsp;&nbsp;&nbsp;&nbsp; NetBSD 8.99.3 (GENERIC) #0: Fri Oct&nbsp; 6=
  <br></div><div><br></div><div>Track 01: 1395 of 1395 MB written (fifo 100%=
 ).<br>Track 01: Total bytes read/written: 1463631872/1463631872 (714664 sec=
 tors).<br>Writing&nbsp; time:&nbsp; 290.588s<br>Fixating...<br>Fixating tim=
 e:&nbsp;&nbsp; 23.541s<br>dvdrecord: fifo had 23823 puts and 23823 gets.<br=
 >dvdrecord: fifo was 0 times empty and 3378 times full, min fill was 79%.</=
 div><div><br></div><div>With kernel <br></div><div>&nbsp;&nbsp;&nbsp;&nbsp;=
 &nbsp; NetBSD 8.99.6</div><div><br></div><div>Track 01: 1395 of 1395 MB wri=
 tten (fifo 100%).<br>Track 01: Total bytes read/written: 1463631872/1463631=
 872 (714664
  sectors).<br>Writing&nbsp; time:&nbsp;&nbsp; 16.474s<br>Fixating...<br>Fix=
 ating time:&nbsp;&nbsp;&nbsp; 9.097s<br>dvdrecord: fifo had 23823 puts and =
 23823 gets.<br>dvdrecord: fifo was 18 times empty and 273 times full, min f=
 ill was 0%.<br></div><div><br></div><div>Very fast !!</div><div><br></div><=
 div>May be related to</div><div><br></div><div>Merge support for SATA NCQ (=
 Native Command Queueing) from jdolecek-ncq branch<br></div><pre>in  Oct&nbs=
 p; 7 ?<br><br>I haven't sata dvdrw drive yet.<br></pre><div><br></div>    <=
 /div></body></html>
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