Re: [ceph-users] [SSD NVM FOR JOURNAL] Performance issues

2017-08-25 Thread Guilherme Steinmüller
Hello Christian. 2017-08-24 22:43 GMT-03:00 Christian Balzer : > > Hello, > > On Thu, 24 Aug 2017 14:49:24 -0300 Guilherme Steinmüller wrote: > > > Hello Christian. > > > > First of all, thanks for your considerations, I really appreciate it. > > > > 2017-08-23 21:34 GMT-03:00 Christian Balzer :

Re: [ceph-users] [SSD NVM FOR JOURNAL] Performance issues

2017-08-24 Thread Christian Balzer
Hello, On Thu, 24 Aug 2017 14:49:24 -0300 Guilherme Steinmüller wrote: > Hello Christian. > > First of all, thanks for your considerations, I really appreciate it. > > 2017-08-23 21:34 GMT-03:00 Christian Balzer : > > > > > Hello, > > > > On Wed, 23 Aug 2017 09:11:18 -0300 Guilherme Steinmüll

Re: [ceph-users] [SSD NVM FOR JOURNAL] Performance issues

2017-08-24 Thread Guilherme Steinmüller
Hello Christian. First of all, thanks for your considerations, I really appreciate it. 2017-08-23 21:34 GMT-03:00 Christian Balzer : > > Hello, > > On Wed, 23 Aug 2017 09:11:18 -0300 Guilherme Steinmüller wrote: > > > Hello! > > > > I recently installed INTEL SSD 400GB 750 SERIES PCIE 3.0 X4 in

Re: [ceph-users] [SSD NVM FOR JOURNAL] Performance issues

2017-08-23 Thread Christian Balzer
Hello, On Wed, 23 Aug 2017 09:11:18 -0300 Guilherme Steinmüller wrote: > Hello! > > I recently installed INTEL SSD 400GB 750 SERIES PCIE 3.0 X4 in 3 of my OSD > nodes. > Well, you know what's coming now, don't you? That's a consumer device, with 70GB writes per day endurance. unless you're es

[ceph-users] [SSD NVM FOR JOURNAL] Performance issues

2017-08-23 Thread Guilherme Steinmüller
Hello! I recently installed INTEL SSD 400GB 750 SERIES PCIE 3.0 X4 in 3 of my OSD nodes. First of all, here's is an schema describing how my cluster is: [image: Imagem inline 1] [image: Imagem inline 2] I primarily use my ceph as a beckend for OpenStack nova, glance, swift and cinder. My crush