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Author Topic: CD32 40 Gig Hard drive Cache?  (Read 1179 times)

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Offline leirbag28Topic starter

CD32 40 Gig Hard drive Cache?
« on: May 21, 2004, 01:14:17 AM »
Hello everyone. I have a problem.
 I recently purchased a 40 gig Toshiba Laptop HD for my SX32 pro. I formatted it into about 8 partitions. The problem is that it boots really slow, so latert I added a directory Cache of 4 megs on each HD. Is this the right thing to do? I never added a Cache to my previous Amigas. How do I speed thiongs up?

 Being this is a new HD, I thought it would be faster than all my older drives. If I remeove the Directory cache, will it delete my files?  or if I change the amount of memory for the cache, will that delete my files?

each partition has something on it, and I dont want to delete anything.

 The reason I did 8 partitions, is so that I can dual boot with OS3.1 and at least read the first 3 partitions............the normal OS is OS3.9


help is appreciated. I need help quick, because I have a video resume to make and I gotta make it fast! I use the CD32/SX32 as my main machine
CD32 is actually the best Amiga ever made by Commodore!...
 

Offline Thomas

Re: CD32 40 Gig Hard drive Cache?
« Reply #1 on: May 21, 2004, 09:53:06 AM »

How and where can one add directory cache to a HDD partition ? I know the FastFileSystem has the option to use something called directory cache, but there is no option to set the amount of it. Also it is not recommended to use the directory cache option because it is quite unstable.

You should rather add some buffers to the hdd partition. The default is 80 which is quite small. Use 200 or 300 buffers. And use a block size of 1024 (default with OS3.9's HDToolbox). But note that each buffer needs one block of memory (so 300 blocks of 1024 bytes needs 300kb of memory).

If you really want a speed up, you shouldn't use the standard FastFileSystem but rather PFS3 or SFS, which make the boot process really faster.

Well, changing the file system and the block size will destroy the data. Adding buffers is harmless.

Bye,
Thomas