<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 12pt; color: #000000"><div>Dear all,<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>We are currently configuring a Lustre filesystem and facing a dilemma. We have the choice between two types of processors for an OSS and a MDS.<br data-mce-bogus="1"></div><div>- Intel Xeon Gold 5217 3GHz, 11M Cache,10.40GT/s, 2UPI, Turbo, HT,8C/16T (115W) - DDR4-2666<br data-mce-bogus="1"></div><div>- Intel Xeon Gold 5218 2.3GHz, 22M Cache,10.40GT/s, 2UPI, Turbo, HT,16C/32T (105W) - DDR4-2666<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Basically, we have to choose between freequency and number of cores.<br data-mce-bogus="1"></div><div>Our current architecture is the following:<br data-mce-bogus="1"></div><div>- 1MDS with 11To SDD<br data-mce-bogus="1"></div><div>- 3 OSS/OST (~ 3*80To)</div><div>Our final target is 6 OSS/OST with a single MDS.<br data-mce-bogus="1"></div><div>Do anyone of you could help us to choose and explain us the reasons?<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Best regards,<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Simon<br data-mce-bogus="1"></div></div></body></html>