mdadm 4.2, 讗址 讟讗指讗指诇拽讬讟 驻挚讗址专 讗指谞驻讬专讜谞讙 讜讜讬讬讻讜讜讗专讙 RAID 讗讜讬祝 诇讬谞讜拽住, 讗讬讝 讘谞讬诪爪讗

小锌褍褋褌褟 褌褉懈 谐芯写邪 褋 屑芯屑械薪褌邪 褎芯褉屑懈褉芯胁邪薪懈褟 锌褉芯褕谢芯泄 蟹薪邪褔懈褌械谢褜薪芯泄 胁械褌泻懈 锌褉械写褋褌邪胁谢械薪 胁褘锌褍褋泻 锌邪泻械褌邪 mdadm 4.2.0, 胁泻谢褞褔邪褞褖械谐芯 薪邪斜芯褉 懈薪褋褌褉褍屑械薪褌芯胁 写谢褟 褍锌褉邪胁谢械薪懈褟 锌褉芯谐褉邪屑屑薪褘屑懈 RAID-屑邪褋褋懈胁邪屑懈 胁 Linux. 袠蟹 懈蟹屑械薪械薪懈泄 胁 薪芯胁芯泄 胁械褉褋懈懈 芯褌屑械褔邪械褌褋褟 胁芯蟹屑芯卸薪芯褋褌褜 褋斜芯褉泻懈 褋 懈褋锌芯谢褜蟹芯胁邪薪懈械屑 GCC 9 懈 褉邪褋褕懈褉械薪懈械 锌芯写写械褉卸泻懈 RAID-屑邪褋褋懈胁芯胁 IMSM (Intel Matrix Storage Manager), 邪 褌邪泻卸械 懈褋锌芯谢褜蟹褍械屑芯泄 胁 薪懈褏 褎褍薪泻褑懈芯薪邪谢褜薪芯褋褌懈 Partial Parity Log (PPL), 锌芯蟹胁芯谢褟褞褖械泄 褋芯褏褉邪薪褟褌褜 写芯锌芯谢薪懈褌械谢褜薪褘械 懈蟹斜褘褌芯褔薪褘械 写邪薪薪褘械 写谢褟 褋薪懈卸械薪懈褟 胁械褉芯褟褌薪芯褋褌懈 锌芯胁褉械卸写械薪懈褟 懈薪褎芯褉屑邪褑懈懈 (Write Hole) 胁 褋谢褍褔邪械 褉邪褋褋懈薪褏褉芯薪懈蟹邪褑懈懈 褋芯写械褉卸懈屑芯谐芯 写懈褋泻芯胁. 袙 薪芯胁芯泄 胁械褉褋懈懈 褌邪泻卸械 褍谢褍褔褕械薪邪 锌芯写写械褉卸泻邪 泻谢邪褋褌械褉薪褘褏 RAID1/10 (Cluster MD), 锌芯蟹胁芯谢褟褞褖懈褏 褉邪蟹胁械褉薪褍褌褜 锌褉芯谐褉邪屑屑薪褘泄 RAID 写谢褟 胁褋械褏 褍蟹谢芯胁 泻谢邪褋褌械褉邪.

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