On 7/9/2022 1:15 PM, Anton Ertl wrote:
Chris <[email protected]> writes:
If you were to replace an aging HP microserver with a new Dell what would
you choose? Very basic needs and low cost. Basically any current spec will >> be a significant upgrade.
...
Or should we
avoid Dell altogether?
In my experience big manufacturers like HP (and I assume Dell) all
have proprietary stuff inside, so if a component (e.g., the power
supply) fails, you have trouble getting a replacement (beyond getting
a complete new box). Of course you can buy a support contract from
Dell, but then you have to factor in the cost of that. We also had HP servers with proprietary RAID controllers, which we could not use
under Linux or something; IIRC we used the disk controller from the
Intel chipset which fortunately also had SATA headers.
So what we do instead is to buy components from the DIY market, and
build our own servers. We select components that support ECC (if
that's an issue for you), and are generally happy with the result,
although in recent time we have had a few WTF moments when building
these things. And if you count the time for ordering the components
and building these things as expense only, it's probably uneconomical.
You can find out about some of our Ryzen-based servers here: <http://www.complang.tuwien.ac.at/anton/ryzen-server.html>
If Ryzens are too expensive for you, Intel had ECC-capable Celerons
and Pentiums in earlier generations, not sure if they are still
available.
- anton
"In my experience big manufacturers like HP (and I assume Dell) all
have proprietary stuff inside"
If you're referring to the Dell practice of using a non-standard
wiring harness for the main ATX connector, they stopped doing
that at least 15 years ago or more.
*******
There is still the opportunity for the "formfactor" of the
computer you buy, to be inconvenient. If you buy an SFF or USFF
packaged computer, those have smaller supplies (a supply shaped
like a book inside), and if those fail, you might have to make
slightly more effort to find a replacement. The video card slot
might only be HHHL on those, meaning misery while shopping for one.
Note that ATX 2.2 supply standard, is being changed to an
"ATX 3.0". The physical dimensions (two dimensions fixed, the "length"
being variable) should be the same. We should be seeing
some changes like this... very soon. This will undoubtedly
cause misery for manufacturers and builders ("what spec do I design to").
Any products in the channel at the moment, won't have this.
So in fact, now is a good time to buy :-) Not Dec.2022.
"ATX Version 3.0 Multi Rail Desktop Platform Power Supply R2.0 Feb2022"
https://cdrdv2.intel.com/v1/dl/getContent/336521
Name: 336521_Rev_2p0.pdf
Size: 2,238,273 bytes (2185 KiB)
SHA1: FF5BD194DE7DF5E8ABCB591B698D621D87AEC4FD
"ATX12VO 12V Only Desktop PSU"
https://cdrdv2.intel.com/v1/dl/getContent/613768/view https://cdrdv2.intel.com/v1/dl/getcontent/613768
Name: 613768_2.0.pdf
Size: 2,940,434 bytes (2871 KiB)
SHA1: E1DA5AF2B5415ECEEDFEC1A904A8098AEAF0157B
"Design Guide Addenda"
https://cdrdv2.intel.com/v1/dl/getContent/621484
Name: 621484_004.pdf
Size: 401,329 bytes (391 KiB)
SHA1: 19638C74C1A41848077018766157444FF1CDE36E
*******
Start with single-thread bench, work down until
you hit a Xeon.
https://www.cpubenchmark.net/singleThread.html
Intel Xeon W-1390P @ 3.50GHz (71%) 3,619 PriceNA
My desktop right now, is 3,219 by comparison. Since
a lot of code is single-threaded, (turbo) speed is a consideration.
This is the first one I hit, which is a match, and might
deliver on the goods. Some of the other offerings make
me nervous (open the box, no working ECC, has happened to me!,
thank you Intel).
https://www.fujitsu.com/emeia/products/computing/pc/workstations/celsius-w5011/
MachineName = CELSIUS W5011
Processor
Intel Xeon processor W-1350
Intel Xeon processor W-1370
Intel Xeon processor W-1390P <=== should be ECC-capable
Intel Core i9-11900 processor
Intel Core i9-11900K processor
Intel Core i7-11700 processor
Intel Core i7-11700K processor
Intel Core i5-11500 processor
Supported capacity RAM (max.) 128 GB, DIMM (DDR4) ECC/non-ECC, 3200 MT/s
Drive bays
2 x M.2-2280 <=== has possibilities...
1 x 2.5-inch internal bays
2 x 3.5-inch internal bays
1 x 3.5-inch external bays
2 x 5.25-inch external bays
BIOS version AMI Aptio V <=== you always have to be careful with
UEFI Specification 2.6 tasteless BIOS choices on OEM machines...
*******
If the search engines won't cough up the goods, it can
be pretty hard to shop for something like this. I can't even
find a whiff on Fujitsu price.
If a machine is eight years old, it should still be
running fine. Only a Windows 11 user would be SOL (MBEC missing).
The names of the last two items, look like VM nesting primitives.
MBEC is unlikely to be listed with that exact name on ark.
https://www.reddit.com/r/Windows11/comments/o9uynb/mbec_mode_based_execution_control_the_culprit_why/
I don't see any line item here, hinting MBEC status is documented.
https://ark.intel.com/content/www/us/en/ark/products/212268/intel-xeon-w1390p-processor-16m-cache-up-to-5-30-ghz.html
Paul
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