Re: [Beowulf] SSD performance

2018-07-22 Thread Jonathan Engwall
Ariel, Sorry I cannot share any images. It was crashing through the night. Before I write the new boot I will take a screenshot if possible. On Sun, Jul 22, 2018, 6:52 AM ariel sabiguero yawelak wrote: > Cheap drives (I use Crucial, AMD Radeon and Kingston) accept 3.000 > rewrites per memory blo

Re: [Beowulf] SSD performance

2018-07-22 Thread ariel sabiguero yawelak
Cheap drives (I use Crucial, AMD Radeon and Kingston) accept 3.000 rewrites per memory block. There are a few of interesting attributes you can check from SMART. These are from my laptop (Crucial_CT960M500SSD1) ID# ATTRIBUTE_NAME  FLAG VALUE WORST THRESH TYPE  UPDATED  WHEN_FA

Re: [Beowulf] SSD performance

2018-07-22 Thread John Hearns via Beowulf
Yes there ARE write limits to SSDs. Look at the 'drive writes per day' figure. On 22 July 2018 at 12:30, John Hearns wrote: > Well if you are looking for boot drives.. I would seriously advice looking > at SATA DOMs > These are solid state drives which plug into the SATA socket on the > motherb

Re: [Beowulf] SSD performance

2018-07-22 Thread John Hearns via Beowulf
Well if you are looking for boot drives.. I would seriously advice looking at SATA DOMs These are solid state drives which plug into the SATA socket on the motherboard. They are fantastic for storage servers - you can use all of the drive slots for storage or journaling drives. I would really like

Re: [Beowulf] SSD performance

2018-07-22 Thread Jonathan Aquilina
Also another thing I think worth asking is if these ssd‘s are standard Sata drives or m.2 drives Sent from my iPhone > On 22 Jul 2018, at 08:02, Jonathan Engwall > wrote: > > Does 345 power_on_hours seem like "old age" > Not happy. Thanks for the CEPH tip. > >> On Sat, Jul 21, 2018, 11:30 PM

Re: [Beowulf] SSD performance

2018-07-22 Thread Jonathan Engwall
Does 345 power_on_hours seem like "old age" Not happy. Thanks for the CEPH tip. On Sat, Jul 21, 2018, 11:30 PM Jonathan Engwall < engwalljonathanther...@gmail.com> wrote: > I built up a couple r610 dells with the idea that they would boot from ssd > through a usb external drive. The cheap externa