November 2017
Intermediate to advanced
494 pages
14h 29m
English
Content preview from Mastering Proxmox - Third Edition
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Solid State Drive for Ceph Journal
Incoming data for the Ceph cluster gets written to a journal before it gets passed down to the OSDs themselves. So, a dedicated drive such as SSD will increase write speed greatly, since it can achieve an extreme write speed, much faster than a standard SATA or SAS drive. Even the fastest 15,000 rpm enterprise-grade disk drive does not come close to the performance of SSD. When selecting SSD for a Ceph journal, care must be taken in brand or model selection.
Not all SSDs will perform well for a Ceph journal. Currently, the only SSD that can withstand the rigorous load of Ceph while providing great write speed and power loss protection is the Intel DC S3700 or S3500. There are other SSDs that can also perform ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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