Re: Question about guaranteed IOPS feature

2014-06-09 Thread Yoshikazu Nojima
Mike, Marcus, Sorry for my belated reply. Thank you for clarifying the status of current implementation, and concerns we need to care. Yes, using hypervisor's rate limiting feature to guarantee IOPS seems challenging. Thanks, Noji 2014-06-02 14:52 GMT-04:00 Marcus : > I think the current imple

Re: Question about guaranteed IOPS feature

2014-06-02 Thread Marcus
I think the current implementation, outside of custom vendors is to simply act as a tune-able rate-limiter for the admin to leverage how they see fit. I'm not sure it was intended to be a guarantee of service, just a cap, therefore the thought of oversubscribing wasn't an issue. It is an exercise f

Re: Question about guaranteed IOPS feature

2014-06-02 Thread Mike Tutkowski
Hi, 1 and 2) CloudStack now supports managed storage for the following hypervisor types: * Disk Offerings for XenServer and ESX as of CS 4.2 * Disk Offerings for KVM as of CS 4.3 * Compute Offerings for XenServer and ESX as of CS 4.4 The SolidFire plug-in is capable of supporting whatever CloudS