Re: Unconsistent two-level write speed bouncing on softraid RAID1 SSD's

2021-06-11 Thread Xavier Sanchez
I decided talking about my performance issue to the manufacturer's support (Crucial by Micron). I convinced them that the disks had a problem so they proposed me RMA for my two disks and initiated the procedure from their side. I hope this would help someone getting a similar issue. Hopping

Re: Unconsistent two-level write speed bouncing on softraid RAID1 SSD's

2021-06-11 Thread Xavier Sanchez
ations.  > > For general-purpose, and especially NAS, applications, CMR technology > should be used. > > K. > > > On Jun 10, 2021, at 6:20 AM, Xavier Sanchez > > wrote: > > > > Hi ! not so surprising news: hardware is the problem > > > >

Re: Unconsistent two-level write speed bouncing on softraid RAID1 SSD's

2021-06-11 Thread Xavier Sanchez
All right, thanks for pointing out the details and the procedure, seems legit secfreeze is issued by default. On Thu, 2021-06-10 at 07:08 -0700, Bryan Linton wrote: > On 2021-06-10 11:49:59, Xavier Sanchez wrote: > > > > Read somewhere that issuing a security erase could

Re: Unconsistent two-level write speed bouncing on softraid RAID1 SSD's

2021-06-10 Thread Xavier Sanchez
Hi ! not so surprising news: hardware is the problem I managed to get one of the two disks apart yesterday and I figured out that those disks was in cause. (both of them) Written from my laptop directly to the device and - good and constant read speed - bouncing 7MB/s to high write speed I did