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Posted

I had requested 1x writing as Microsoft suggested that for burning vista ISOs, but it burned at about 2x anyway. Then it verified about that slowly, too. I assume if it could compare ok at a much higher read speed it certainly could at a lower one.

 

Could the verify phase get an option to run at top speed regardless of write speed, and then you could just slow down as necessary if that helps with crappy discs?

 

I've run Diskeeper recently, and the ISOs are all contiguous files so the hard drive part should be pretty fast if there are at least two monster buffers for the iso file.

 

Got 3G dram so please be a buffer pig. Once the heads are moved to the right cylinder, slurp up a LOT to save later seeks.

 

I routinely give BitComet 1.6G for buffers (and it seldom uses it all) as it VERY NICELY makes excelent use of lots of space. I can have 4,500KBPS upload with SUSE ISOs and hundreds of peers, and 250 or so logical I/Os per second but REAL I/Os are under 20 per second thanks to clever C++ code and tons of buffer space.

 

I know burning a DVD doesn't need all the random access torrents do, but buffers are goodness, and I was a tad distressed at your earlier minimalist buffer usage explaination.

Posted

Hardly any drives will burn at 1x now on any media. Just look at the 'Supported Write Speeds' text in the info panel on the right.

 

Verify speed isn't anything to do with the burn speed.

 

The program configures the read speed bit at max when it sets the write speed, it also then sets it to max again before the verify for most drives - unless you've specifically set the 'Set Read Speed' option in the settings.

 

If it's reading slowly, either that's all your drive could manage or you don't have DMA enabled.

 

You can change the buffer size yourself, I don't need to do that for you. Just look in the settings.

Posted

@ JasonFriday13

If it's reading slowly, either that's all your drive could manage or you don't have DMA enabled.
Posted

My 40GB Maxtor 7200rpm is on the primary channel using 80 wire cable, while my two recoders are on the secondary channel using 40 wire cable. All drives show up as Ultra DMA 2.

Posted
All drives show up as Ultra DMA 2.

There is your problem if your HDD is on UDMA2, that's where corny is going with his question.

 

How old is your HDD? It could be that it simply can not support UDMA5 or 6.

Posted

have you checked your jumper settings on the drives Master/Slave instead or Cable Select on my box I have an 80 pin for my HD's and its DMA4 40 pin on the roms and rw's is 40 and shows DMA2 maybe check in the BIOS?

Posted

Plus, I think we're starting to see more and more cases where slower write strategies and descriptors just aren't being included in firmwares and discs. For instance, the 8x DVD+RW's I've seen, granted it's only 1 brand, did not write at less than 6x.

Posted

I bought my harddrive at the end of 2003, and I bought my new motherboard in the middle of 2004. Plus, I don't have the money (yet) to make a completely new system. I don't do much burning anyway, and when I do it's usually to a 4x DVD+RW.

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