I would not be running ceph on ssds without powerloss protection. I delivers a potential data loss scenario
Jesper Sent from myMail for iOS Thursday, 19 December 2019, 08.32 +0100 from Виталий Филиппов <[email protected]>: >https://yourcmc.ru/wiki/Ceph_performance > >https://docs.google.com/spreadsheets/d/1E9-eXjzsKboiCCX-0u0r5fAjjufLKayaut_FOPxYZjc > >19 декабря 2019 г. 0:41:02 GMT+03:00, Sinan Polat < [email protected] > пишет: >>Hi, >> >>I am aware that >>https://www.sebastien-han.fr/blog/2014/10/10/ceph-how-to-test-if-your-ssd-is-suitable-as-a-journal-device/ >> holds a list with benchmark of quite some different ssd models. >>Unfortunately it doesn't have benchmarks for recent ssd models. >> >>A client is planning to expand a running cluster (Luminous, FileStore, SSD >>only, Replicated). I/O Utilization is close to 0, but capacity wise the >>cluster is almost nearfull. To save costs the cluster will be expanded will >>customer-grade SSD's, but I am unable to find benchmarks of recent SSD models. >> >>Does anyone has experience with Samsung 860 EVO, 860 PRO and Crucial MX500 in >>a Ceph cluster? >> >>Thanks! >>Sinan >-- >With best regards, >Vitaliy Filippov >_______________________________________________ >ceph-users mailing list >[email protected] >http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
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