The BIOS is built into the PC, and is the first code run by a PC when powered on. The primary function is to load and start an operating system.

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2answers
2k views

Enabling hardware virtualisation BIOS; anything to beware?

A lot of recent virtualisation tools can either make use of, or demand, BIOS support (Intel-VT, AMD-V, etc). But in most of the BIOS screens I've seen, it has been disabled by default - sometimes even ...
11
votes
2answers
18k views

Disable CPU cores in bios?

Is it possible to disable CPU (Intel) cores in BIOS, and if yes what HP/DELL (others?) 1U/2U servers would allow this? It is becoming difficult to find new server hardware with dual core CPUs, most ...
21
votes
5answers
3k views

SSD head / cylinder / cluster details

A customer of ours makes industrial robots that run on very old, but stable, hardware and software. The only bottleneck has always been the hard drive in these moving machines. Due to constant ...
2
votes
1answer
6k views

HP Proliant Gen8 boot failure after bios upgrade and processor upgrade

We have a HP Proliant DL360P with one Intel Xeon e5-2650, and we was in need to use two Xeon e5-2670 V2, this server by default this G8 did not recognizes the v2 processor, so we found this procedure ...
0
votes
1answer
1k views

Updating ALOM firmware Sun Fire v440

I have Sun Fire v440 server with old bios (or ALOM?) release. So the fans installed in the server make a lot of noise, even if processors aren't heated. I have some image files to update bios (...
2
votes
6answers
31k views

HP Compaq 8200 Elite SFF won't boot from USB drive

Can't get an HP 8200 Elite Small Form Factor to boot from USB. It's done so in the past & the USB boot drive works in a different machine (HP 8440p laptop). Have tried upgrading BIOS (from 2.09 ...
2
votes
1answer
5k views

How do I disable “Processor Power and Utilization Monitoring” on an HP ProLiant server?

I'm tuning my server for low-latency The guide suggests to disable this option "Processor Power and Utilization Monitoring" because: Disables iLO Processor State Mode Switching and Insight Power ...
10
votes
4answers
14k views

How to make my HP server boot faster?

I have an HP ProLiant DL370 G6 server that I am using as a workstation. It takes 60 seconds during reboot and cold boot before screens post with a discrete Radeon HD6xxx GPU. What can I do to make ...
8
votes
2answers
3k views

HP ProLiant system preparation/deployment techniques (Array, BIOS, firmware, etc.)

I spend a lot of my time with HP ProLiant systems and Linux installations. Due to the nature of the business I work in, I don't have the luxury of being able to deploy large numbers of identical ...
4
votes
2answers
3k views

unattended BIOS configuration for HP server (DL160SE G6)

We are having a big deployment of servers (DL160SE G6) and I need to find a way to configure their BIOS settings without going through the RBSU of each one - It would take too long. I am thinking ...
2
votes
4answers
6k views

Power Usage via IPMI or BIOS or?

Is it possible to check the power usage of an entire machine via IPMI, BIOS, or any other option? I have done some searching but no results have came up yet. PDUs only show the total usage, so this ...
2
votes
0answers
456 views

Updating OpenBoot PROM on Sun Fire v440

After i have updated ALOM firmware on Sun Fire v440, i decided to update OpenBoot PROM, but when i try to load the patch using boot disk /flash-update-SunFire440 i get: SILO Fatal Error: Multiple ...
1
vote
2answers
1k views

Should I enable “Intel NIC DMA Channels”?

I have HP DL360p Gen8 646902-xx1 I'm trying to optimize my config for low latency trading. Should I enable "Intel NIC DMA Channels"? Will that help/affect my system? From HP doc: Added a new ROM ...
6
votes
3answers
969 views

How to disable VGA on new server… reversibly?

Strange question here. I have a server with 1GB of RAM, however when booted this shows as 768MB. I've discovered the reason for it – and that is that it has an unboard graphics card which shares ...
3
votes
2answers
888 views

Best practice on Linux servers and CPU/power throttling?

I am running a couple of Debian 6 (2.6.32) and 7 (3.2) Linux servers and all of them have energy saving settings enabled in their BIOS. Furthermore Linux shows that the CPUs are throttled if the ...
2
votes
2answers
1k views

Disable PCIe device on Dell R610

I have a Dell PowerEdge R610 system sitting in a co-location facility. It has four onboard NICs and a 2-port PCIe NIC in one of the slots. I'm usually working with HP servers, so I have the ability to ...
2
votes
1answer
491 views

HP DL585 G6 and PCIE SSD

We recently acquired a HP DL 585 G6, fully populated with SAS drives etc, we want to use a PCIe SSD and have brought an Asus RIADR Pcie SSD however the bios fails to recognize this, can anyone suggest ...
1
vote
2answers
333 views

How do I determine specific BIOS settings with dmidecode and lshw commands with HP servers?

I am using HP ProLiant Generation 9 servers running Ubuntu as the OS. I have used dmidecode and lshw commands in the past. But I don't know how to use them to find all of the BIOS settings. I ...
1
vote
3answers
1k views

How to flash a BIOS when the firmware is larger than will fit on a DOS boot disk? [closed]

I have a supermicro motherboard I want to flash the BIOS on, but the firmware is bigger than will fit on a freedos boot disk. How can I flash it? I should point out that I am using linux on my ...