Re: [ceph-users] MONs numbers, hardware sizing and write ack

2013-09-19 Thread Joao Eduardo Luis
On 09/19/2013 10:03 AM, Gandalf Corvotempesta wrote: 2013/9/19 Joao Eduardo Luis : We have no benchmarks on that, that I am aware of. But the short and sweet answer should be "not really, highly unlikely". If anything, increasing the number of mons should increase the response time, although f

Re: [ceph-users] MONs numbers, hardware sizing and write ack

2013-09-19 Thread Gandalf Corvotempesta
2013/9/19 Joao Eduardo Luis : > We have no benchmarks on that, that I am aware of. But the short and sweet > answer should be "not really, highly unlikely". > > If anything, increasing the number of mons should increase the response > time, although for such low numbers that should also be virtual

Re: [ceph-users] MONs numbers, hardware sizing and write ack

2013-09-19 Thread Joao Eduardo Luis
On 09/19/2013 09:17 AM, Gandalf Corvotempesta wrote: Hi to all, increasing the total numbers of MONs available in a cluster, for example growing from 3 to 5, will also decrease the hardware requirements (i.e. RAM and CPU) for each mon instance ? We have no benchmarks on that, that I am aware of

[ceph-users] MONs numbers, hardware sizing and write ack

2013-09-19 Thread Gandalf Corvotempesta
Hi to all, increasing the total numbers of MONs available in a cluster, for example growing from 3 to 5, will also decrease the hardware requirements (i.e. RAM and CPU) for each mon instance ? I'm asking this because our cluster will be made with 5 OSD server and I can easily put one MON on each O