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Jeff Kilgroe
Well-known member
This is a place to discuss various configurations for workstations used in your RED workflows. Benchmarks, hardware choices, etc..
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Kim, any information I have is just from personal experience so take that into consideration. I have used RAID 0 for some years now and have never had a drive in any of those configurations fail. I have had drives used as singles to fail during that time. My theory is a RAID 0 drive works easier because it is striping across 2, 3, ... however many drives are in the RAID. I'm also a believer in using drives with fewer platters, or perhaps one that utilizes perpendicular recording, because there are fewer moving parts and theoretically, less chance of failure. But to be safe I will store on a RAID 0 drive and then backup to a large LP (low power) drive using an external e-SATA dock. The LP drives are inexpensive and if you are just storing data, they won't be spinning often so don't need to be 7200 RPM or higher.So I'll start off with a question abot RAID configuration to enhance speed and security.
Also in the sytem Requirements for Premiere Pro CS5 it's said that for uncompressed you'd need RAID0
quote:
7200 RPM hard drive for editing compressed video formats; RAID 0 for uncompressed
But wouldn't that be insecure?
So I'll start off with a question abot RAID configuration to enhance speed and security...
This is a place to discuss various configurations for workstations used in your RED workflows. Benchmarks, hardware choices, etc..
...The real advantage I’m seeing (even though I know this will be poo-pooed by many here) is that instead of sinking thousands of dollars into a PCIe expansion chassis, where I still have to shoehorn all the peripherals into the MacPro’s 40/4 Lanes/Slots, why not sink that money into a kick-ass HacPro based on a MoBo like the SL-2, which comes with 7 16x slots, and network the two machines together to both access the RAID, and pilot it all from a single common Keyboard/Monitor/Mouse?...
...If I had the RAID hosted on one machine and the Rocket on the other, would my transcode speed drop down to next to nothing? Do I really even NEED both machines to read/write @ 500Mbs?...
It's about striking a balance. Raid 0 is the best for high performance, but if you have a large enough raid (16 tb) you can get very high performance with a more redundant raid level like 5/6 that offers some hot swap-ablity.
In general terms... the faster the spindles and the more spindles you have, the higher your bandwidth. It all depends on how many streams you need at once. I work off a SAN, 16 drive (16x1TB 7200 RPM) chasis on a 8 Gbps fiber network and it's stupid fast. It serves 5 edit systems and more animators.
However I can get close to the same video frame rates from a JBOD raid I built myself 4 years ago... that was a Ultra 320 SCSI two channel direct attached (via UL4D) 4 drive enclosure with 15,000 rpm drives... but I was getting 2 streams, one user.
Either way it's about backing up your original assets and your project created files. True backups and clones are the best way to have redundancy because with raid there are always variables.
*ps: I can't wait for SSD raids... talk about the bleeding edge.