[sldev] Texture Cache: A summary of The Plan as it stands

[Argent Stonecutter]

On 2008-06-13, at 21:18, Buckaroo Mu wrote:
> Dahlia Trimble wrote:
>> I suspect that there may be quite a few factors that affect the  
>> speed of retrieving raw image data from a hard disk, the operating  
>> system and file systems in use, whether disk compression is in  
>> place, the transfer rate and seek time of the disk hardware, the  
>> size and efficiency of the disk cache, how badly fragmented the  
>> drive is, how many other processes on the machine are competing  
>> for disk access....

> I would believe that except for the experimentation I did with a  
> ramdisk.

Agreed. I have a 4GB SATA battery backed SDRAM (not flash) disk, and  
putting the texture cache on that RAM disk primarily reduces the disk  
noise from my computer... it does not speed things up enormously.