Re: [PATCH v3 2/2] nvme: Add physical writes/reads from OCP log

2022-11-17 Thread Joel Granados
On Thu, Nov 17, 2022 at 08:30:46AM +0100, Klaus Jensen wrote: > On Nov 16 18:14, Joel Granados wrote: > > In order to evaluate write amplification factor (WAF) within the storage > > stack it is important to know the number of bytes written to the > > controller. The existing SMART log value of

Re: [PATCH v3 2/2] nvme: Add physical writes/reads from OCP log

2022-11-16 Thread Klaus Jensen
On Nov 16 18:14, Joel Granados wrote: > In order to evaluate write amplification factor (WAF) within the storage > stack it is important to know the number of bytes written to the > controller. The existing SMART log value of Data Units Written is too > coarse (given in units of 500 Kb) and so we

[PATCH v3 2/2] nvme: Add physical writes/reads from OCP log

2022-11-16 Thread Joel Granados
In order to evaluate write amplification factor (WAF) within the storage stack it is important to know the number of bytes written to the controller. The existing SMART log value of Data Units Written is too coarse (given in units of 500 Kb) and so we add the SMART health information extended from