[SATLUG] Re: Unsubscribe me Please hoppy new year

Carl kimmell carlkimmell at yahoo.com
Sun Dec 28 09:12:32 CST 2014



> On Dec 27, 2014, at 12:00 PM, satlug-request at satlug.org wrote:
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> Today's Topics:
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>   1. Old CD (NATHAN OXHANDLER)
>   2. simultaneously burning multiple DVDs (Borries Demeler)
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> ----------------------------------------------------------------------
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> Message: 1
> Date: Fri, 26 Dec 2014 13:03:54 -0500 (EST)
> From: NATHAN OXHANDLER <nathan at gvtc.com>
> Subject: [SATLUG] Old CD
> To: "San Antonio Linux User's Group Mailing List, The"
>    <satlug at satlug.org>
> Message-ID:
>    <969840763.63727971.1419617034600.JavaMail.zimbra at gvtc.com>
> Content-Type: text/plain; charset=utf-8
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> I turned off this laptop to soon last night and screwed up my boot partition. I had been thinking about getting rid of some old CD's. Thank goodness I did not. Put a 5 year old version of Puppy in, booted and had it check and fix the first partition. All is well now, going to keep that CD for a long time. 
> 
> Hope everyone had a safe and enjoyable 2015. 
> 
> Nathan 
> 
> 
> ------------------------------
> 
> Message: 2
> Date: Fri, 26 Dec 2014 12:14:44 -0600
> From: Borries Demeler <demeler at biochem.uthscsa.edu>
> Subject: [SATLUG] simultaneously burning multiple DVDs
> To: Satlug List <satlug at satlug.org>
> Message-ID: <20141226181443.GA1964 at biochem.uthscsa.edu>
> Content-Type: text/plain; charset=us-ascii
> 
> Recently a question has come up for which I do not have a good answer - 
> does anyone have a good explanation for this:
> 
> If one has multiple DVD writers installed and wants to make multiple
> copies of the same iso file by simultaneously writing them to all
> installed DVD writers, such an operation produces faulty drives.
> Furthermore, K3B does not allow writing to multiple drives - there must
> be a reason for that.
> 
> I am trying to figure out where the bottleneck is. Initially, I suspected
> that the harddrive my not be fast enough to be read by multiple cdrecord
> instances. But copying the iso file to a ramdrive and burning with the
> ramdrive location as the source offered little to no improvement. The
> SATA drives (configured as a RAID) should not be a bottleneck. I measured
> the sustained read speed to be no less than 150 MB/sec.
> 
> Is there is a solution so one can write to multiple writable DVD drives, 
> and where is the bottleneck? Does anyone have experience with this
> particular problem?
> 
> Thanks, and happy holidays to all! -borries
> 
> 
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> End of SATLUG Digest, Vol 131, Issue 13
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