Questions tagged [opteron]

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What is the impact of unbalanced memory on a Bulldozer Opteron server?

I have a PowerEdge R815 with quad Opteron 6272 and a faulty DIMM slot at A2. The system still boots with no DIMM installed there, but with warnings of an invalid memory configuration. I can silence ...
directedition's user avatar
0 votes
1 answer
277 views

Supermicro H8DGU-F hangs with CentOS7

I try to fix our old failing blade replacing nodes with old Supermicro 1U servers that are cheap now. I do it for my own money so price matters (company doesn't want to buy new equipement). Servers ...
Andrew's user avatar
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1 vote
1 answer
71 views

Opteron 6274 Cache Differs from Manufacturer's Specs in Windows Server 2016

I just upgraded a DL585 g7 server by replacing its Opteron 6172 CPUs with 4 Opteron 6274 CPUs. Every source I read says that the Opteron 6274s are supposed to have 8x2MB of L2 Cache and 16MB of L3 ...
C.P.'s user avatar
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0 votes
1 answer
238 views

AMD Tctl Margin thresholds don't make sense

I've been having problems with the BMC/IPMI Event Log registering over-temperature errors (in some cases critical) for the CPUs. I am concerned that these are mainly false positives and that the ...
Hans's user avatar
  • 103
0 votes
1 answer
326 views

XEN kernel, CPU missing flags?

I'm using Opteron 6386SE processor, 16 cores. It's capabilites (flags) are here: CPU World But when I run cat /proc/cpuinfo (dom0 or guest), flags are missing, for example SSE3 and SSE4. flags :...
kmwil's user avatar
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0 votes
0 answers
104 views

CentOS - Raid Speed Below Single Disk

I'm encountering some odd behavior and wondering if anyone has ideas what would be causing it. Setup: 2x 2.4GHz Opteron quad cores, 8GB RAM, 2x 500GB 7200 RPM SATA2 drives, with Clean minimal CentOS ...
C. Adams's user avatar
0 votes
2 answers
390 views

Underclocking/undervolting AMD Opteron Processors to lower TDP rating

How does one safely lower the TDP rating of Opteron CPUs? I am willing to sacrifice some power, but wish to keep stability. Background: I have a TYAN S4985 Motherboard with 4 quad-core Opteron 8380 ...
TimY's user avatar
  • 109
1 vote
1 answer
84 views

Upgrading CPU AMD Socket F [closed]

I was wondering if it were possible to upgrade an Opteron 2356, to an Opteron 8439SE? Both can use Socket F(r2/Fr5/Fr6), but I'm a little nervous about the quad core to hex core move.... Thank you ...
Snow's user avatar
  • 30
-4 votes
1 answer
93 views

IBM System X 3755 Opteron [closed]

is there somewhere a list of all the supported CPUs for System x server? I own the configuration system x3755 8877-4RG. Original 8218 Opterons (dual-core) are installed. Can these CPUs be replaced by ...
Siggix64's user avatar
0 votes
2 answers
1k views

Are AMD Opterons more reliable than AMD FX CPUs?

AMD Opteron CPUs are marketed for servers, and FX CPUs for desktops. However, both support ECC, and while only Opterons support registered RAM, the issue is unrelated to reliability. So, what makes ...
MWB's user avatar
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2 answers
461 views

Why is G-Wan performance so low on Opteron?

I am testing G-Wan 4.3.14 on CentOS 6 with the 2.6.32 Linux kernel using an Opteron 6234 6 module / 12 core processor. Running a simple weighttp test I get: weighttp -k -n 1000000 -t 6 -c 1000 ...
Ersun Warncke's user avatar
-1 votes
1 answer
886 views

Intel Xeon or AMD Opteron is better for MSSQL 2012?

Is there any difference in performance, optimisations in MSSQL 2012 on Opteron and Xeon platform ? basically we are thinking about 2 x 6 Cores Xeon E5-1660 or 2 x 16 cores Opteron 6380
Yordan Yanakiev's user avatar
0 votes
4 answers
3k views

Web- and DB-Server: High clock rate and less cores vs. less clock rate and many cores

I am currently looking into setting up a new infrastructure for a hosting project of mine. Basically it will be managed hosting with a strong focus on Django-based apps. All will be Linux-based of ...
khaos's user avatar
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-4 votes
1 answer
2k views

Whats is better? AMD Opteron 3280, 8 Cores, 8x 2.4 GHz vs Intel Xeon X3210 Quad Core [closed]

What server is better to rent and make a hosting for large website. IIS 7 asp.net 4 and sql server express. under windows 2008 r2 standard, and using hyper-V with linux (ubuntu), to ssh server. AMD ...
Jeferson Tenorio's user avatar
2 votes
1 answer
1k views

Linux Opteron system appears to be UMA but should be NUMA

According to numactl, this dual CPU Opteron box is UMA rather than the expected NUMA: $ numactl --hardware available: 1 nodes (0) node 0 cpus: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 node 0 size: 65534 ...
Wayne Conrad's user avatar
2 votes
1 answer
597 views

CPU Throttling on Opteron 6272 in Windows

I'm in the process of attempting to benchmark a multithreaded application on my new HP Proliant Server which has an 2x Opteron 6272 and 64gb of ram. When I run the application on a desktop machine (a ...
vpiTriumph's user avatar
1 vote
1 answer
908 views

Comparing 2 servers (Xeon vs Opteron)

I currently rent a server: Intel® Xeon® X3440 Quadcore 4x 2.1 GHz, 16 GB DDR3 ECC Now I have a possibility to get the following server for a cheaper price: AMD Opteron™ 3280 Octo-Core 8x 2.4 GHz, ...
real's user avatar
  • 13
4 votes
1 answer
2k views

Hyper-V guests: intermittent latency

I am seeing latency on a Hyper-V host and its guests lately. When I run ping -f from a Linux prompt, I see the dots "pulsate" like a heartbeat indicating 2 successive latency spikes within 1 second ...
the-wabbit's user avatar
4 votes
2 answers
457 views

What is the maximum addressable RAM for a process in Linux on 2P Opteron

I'm doing some bioinformatics work where the limitation is amount of memory (i.e., the process is not parallelizable). I see servers like the Dell R715 that have two sockets for Opteron 6100 CPUs and ...
jed877's user avatar
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0 votes
1 answer
423 views

Strange CPU load on HP DL165 g7 with Windows 2008 R2 core enterprise

We decided to give a chance to a new opteron "Magny Cours" processor and instantly faced a problem with slow system response on Windows 2008 R2. BIOS and BMC firmwares are latest found on HP, no ...
Alex Key's user avatar
0 votes
2 answers
381 views

do i need a bigsmp kernel?

i am trying to build a server for one of my customer. the hardware is a HP ProLiant DL165, with an 8 core AMD Opteron 6128 and 4GB RAM. the server MUST run under Debian 5 (Lenny) due to a software ...
Adrien Plisson's user avatar
2 votes
2 answers
5k views

How to configure Linux for using only one CPU/core of a NUMA system

I'm currently working with an AMD Opteron-based NUMA system. For the needs of my current project, I'd like to make Linux and all of the system processes to utilize only the CPU0 (and preferably, only ...
Roman Dmitrienko's user avatar
0 votes
2 answers
1k views

2x Opteron 6128 (8-Core) or 2x Xeon E5620 (4-Core/HT)

I am building a server which will host various websites on IIS, and also have multiple MSSQL databases. I'm currently trying to decide between 2 x AMD Opteron 6128's (8 cores each) and 2 x Xeon E5620'...
AX1's user avatar
  • 1,289
0 votes
1 answer
94 views

Which is the better chip, the Opteron 270, or the Opteron 1212?

I tried looking at the specs but they seem very similar, and I'm not sure which is the more powerful or feature rich chip?
Leeks and Leaks's user avatar
0 votes
1 answer
126 views

advice on memory purchase for AMD 6134 2P server

HP DL165G7 with 2x AMD 6134 CPU. target RAM: 48GB options: 2GB dual rank registered DIMM - 24 Qty HP-2GB 2Rx8 PC3-10600R-9 Kit 4Gb single rank registered DIMM - 12 Qty HP-4GB 1Rx4 PC3-10600R-9 Kit ...
JMS77's user avatar
  • 1,275
2 votes
2 answers
1k views

6-Core Xeon VS Opteron for virtualization [closed]

Which processor gives better price/performance for virtualization environment?
aurimask's user avatar
0 votes
2 answers
691 views

guide for max memory bandwidth AMD Opteron 61xx series

the new opteron have 4 mem channels per CPU. general guidelines for Intel Nehalem: one DIMM in each mem channel results in 1333 Mhz more than 1 DIMM in each channel = 1066Mhz more than 2 per ...
JMS77's user avatar
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1 vote
3 answers
2k views

howto fill DIMM slots around xeon 56xx

howto configure memory around the Xeon 56xx CPUs? 2P configuration with 3 channels per CPU How to fill the DIMM slots for optimum memory performance? what is the minimum number of slots to be filled ?...
JMS77's user avatar
  • 1,275