Eagle
2008-7-18 00:25
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原帖由 fkm 於 2008-7-18 00:25 發表 硬盤無故壞了...最近三個月的相全都沒有了 最後從硬盤拿出來的...處理得不好, 本應再做, 但現在原RAW file 已沒有了...剩下的除了記憶, 就只有... ...
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原帖由 rayy 於 2008-7-19 02:39 發表 我也死過硬盤....好彩救近80%...... 所以買了個2TB硬盤行raid5
原帖由 fkm 於 2008-7-20 00:42 發表 請問甚麼是Raid5? (Sorry, 我的電腦知識停留在小學階段. ) Mac機可用嗎?
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RAID Card Enhance storage performance and data protection by configuring your system with the Mac Pro RAID Card and multiple hard drives. Please note: The Mac Pro RAID Card is required when selecting SAS drives. Learn more The Mac Pro RAID Card brings data protection with improved performance to your Mac Pro system — up to 250MB/s of sequential read performance in RAID 5. Ideal for video and creative professionals with demanding storage needs, as well as for tower server applications, this hardware RAID option supports RAID levels 0, 1, 5, 0+1, and Enhanced JBOD. It has 256MB of cache and an integrated 72-hour battery for protecting the RAID cache. The card occupies the top PCI Express slot (slot 4) and connects to the four internal drive bays. To enable your Mac Pro for hardware RAID, select the Mac Pro RAID Card option and two or more hard drives in bays 1 through 4. Each RAID level has minimum requirements for the number of hard drives: RAID Level Drive Requirements Benefit Enhanced JBOD One to four drives A non-RAID configuration with the ability to migrate to a RAID set at any time RAID 0 (striping) Two to four hard drives Maximum performance and capacity for the most demanding I/O requirements RAID 1 (mirroring) Two hard drives Maximum protection for critical data RAID 5 Three or four hard drives Data protection, up to 250MB/s of sequential read performance, and efficient capacity utilization RAID 0+1 Four hard drives A mirror of striped drive pairs providing performance and data protection The Mac Pro RAID Card supports the creation of multiple RAID sets in a system and multiple volumes per RAID set. For optimal disk utilization in a RAID set, all hard drives should be the same size. Your Mac Pro system ships with each hard drive individually configured in the Enhanced JBOD level with Mac OS X installed on the drive in bay 1. Using Apple's RAID Utility software, you can migrate the drives into a RAID set without reinstalling Mac OS X or reformatting the drives, or you can customize your RAID volumes to meet your exact requirements. The Mac Pro RAID card occupies one of the available PCI Express expansion slots. Please note: The Mac Pro RAID Card occupies one of the available PCI Express expansion slots. The Mac Pro RAID Card is required when selecting 15,000-rpm SAS drives. The Mac Pro RAID Card supports Mac OS X only.
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原帖由 Timk 於 2008-7-21 01:21 發表 RAID 0 or RAID 5 can lowr the risk of data lost due to hardware failure, but cannot prevent stupid human errors. I use a USB HDD to backup the data of my HDD manually, usually 1 or 2 times a week. b ...