HP (Hewlett-Packard) is a server and network equipment manufacturer. This is a generic tag to be used when discussing HP hardware or software with no more specific tag available - See the list in the main tag wiki.

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35
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1answer
21k views

HP ProLiant DL360 G7 hangs at “Power and Thermal Calibration” screen

I have a new HP ProLiant DL360 G7 system that is exhibiting a difficult-to-reproduce issue. The server randomly hangs at the "Power and Thermal Calibration in Progress..." screen during the POST ...
30
votes
1answer
1k views

Is it possible to influence the way CPUs are enumerated under Linux?

I have a HP DL380 G7 with 2 mismatched CPUs in it. One is a quad core CPU with faster cores, and one is a 6 core CPU with slower cores. On this box I run an application that due to licensing reasons ...
29
votes
2answers
3k views

HP plan to restrict access to ProLiant server firmware - consequences?

I've been a longtime advocate for HP ProLiant servers in my system environments. The platform has been the basis of my infrastructure designs across several industries for the past 12 years. The ...
28
votes
7answers
3k views

Is it necessary to burn-in RAM for server-class hardware?

Considering the fact that many server-class systems are equipped with ECC RAM, is it necessary or useful to burn-in the memory DIMMs prior to their deployment? I've encountered an environment where ...
28
votes
3answers
9k views

How do servers with redundant power supplies balance consumption?

I have several servers from the HP DL360 line (generations 5-8). Each of these servers has two power supplies installed. The 2 power supplies in each server are fed from different circuits. My ...
26
votes
3answers
12k views

Linux - real-world hardware RAID controller tuning (scsi and cciss)

Most of the Linux systems I manage feature hardware RAID controllers (mostly HP Smart Array). They're all running RHEL or CentOS. I'm looking for real-world tunables to help optimize performance for ...
21
votes
5answers
4k views

Would upgrading RAM in a HP LaserJet printer improve its performance?

Would RAM upgrade for an HP 4050N LaserJet printer matter? We have this real workhorse of a Laser Printer. It's an HP 4050N and it's been in use for many years. In the past few years, I've noticed ...
19
votes
9answers
91k views

What printer driver should I use? [closed]

I am nstalling drivers for a printer, and I have a choice of either PCL (5 or 6), or PostScript drivers? Which one would you recommend and why? The printer is HP LaserJet 2605dn, the OS is Windows 7 ...
19
votes
3answers
2k views

Can “enterprise” drives be safely replaced by near/midline in some situations?

When specifying servers, like (I would assume) many engineers who aren't experts in storage, I'll generally play it safe (and perhaps be a slave to marketing) by standardising on a minimum of 10k SAS ...
18
votes
4answers
19k views

What happens when the USB key or SD card I've installed VMware ESXi on fails?

An SD (SDHC) card installed in an HP ProLiant DL380p Gen8 server running VMware ESXi just failed :( I encountered some ominous looking messages on the vCenter console and in the HP ProLiant ILO event ...
16
votes
3answers
25k views

Third-party SSD solutions in ProLiant Gen8 servers

I was wondering if anyone had any specific experience using Intel DC3700 SSDs (or similar) in the HP (DL380p) Gen8 servers? I'm upgrading a set of database servers that use direct-attached storage. ...
14
votes
2answers
3k views

HP DL380p Gen8 (p420i controller) I/O oddity on XFS partitions

On DL380p gen8 servers using XFS on top of LVM on top of raid 1+0 with 6 disks, an identical workload results in a ten-fold increase in disk writes on RHEL 6 compared to RHEL 5, making applications ...
13
votes
4answers
1k views

Copy Linux host to new hardware

I need to do host to host migrations from old hardware to new hardware. Specifically, from HP BL460G7 to HP BL460G8. Both the old and new servers have 2 x 600GB 2.5" drives and are configured for ...
13
votes
3answers
424 views

Heat Sink compound and older desktops and workstations

This is my first question asked on SF, so be gentle kids. As my desktops (approximately 110 or so) have begun to age and with my users resisting Windows 8, I've begun to notice an odd trend. We are ...
12
votes
3answers
7k views

Balancing RAM when using multiple CPUs

We have HP DL360 G7 server with one cpu and 16G 12G ram. We plan to add another cpu. So, we need also ram for second cpu. Is there any negative performance impact if we add different size of ram to ...
12
votes
3answers
3k views

HP storage arrays - multiple channels?

Our SQL server is becoming pretty heavily loaded, and all indications point to the disk channel being the bottleneck. The current HP server has a fairly low-end array card, and we're looking to ...
12
votes
3answers
6k views

Force renegotiation of PCI Express link speed? x2 card reverts to x1 width

In an effort to circumvent compatibility and cost barriers to using SSD drives with newer HP ProLiant Gen8 servers, I'm working to validate PCIe-based SSDs on the platform. I've been experimenting ...
11
votes
4answers
3k views

Disk Speed Performance in a SAN

We are currently looking into buying a SAN, and have some concerns over the speed of disks we are going to put into the array. We would normally have gone for 15k disks over 10k every time, but one of ...
11
votes
2answers
6k views

SSD (Intel 530) read/write speed very slow with RAID 10

Explanation: We have a Server: Model: HP ProLiant DL160 G6 4 x 240GB SSD (RAID-10) 72GB DDR3 RAM 2 x L5639 HP P410 RAID Controller (256MB, V6.40, Rom version: 8.40.41.00) SSD drives are 4 brand ...
11
votes
4answers
24k views

Incredibly low disk performance on HP ProLiant DL385 G7

As a test of the Opteron processor family, I bought a HP DL385 G7 6128 with HP Smart Array P410i Controller - no memory. The machine has 20GB ram 2x146GB 15k rpm SAS + 2x250GB SATA2, both in Raid 1 ...
10
votes
4answers
13k 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 ...
10
votes
2answers
2k views

Are consumer class hard disks okay for zfs?

I just recently bought a new server an HP DL380 G6. I replaced the stock smart array p410 controller with an LSI 9211-8i. My plan is use ZFS as the underlying storage for XEN which will run on the ...
10
votes
1answer
3k views

No video output and no status light on HP Proliant Microserver

I have an issue with a "N40L" HP Proliant Microserver. When the server is powered on the power light turns green but the machine's status light (the HP logo on the front) stays off and there is no ...
10
votes
5answers
4k views

How can I determine the power demand of an HP server's power supply under load?

I bought an HP DL360 G7 1 U rackmount server. I am looking to put it in a colocation facility. The issue is almost every facility I have seen either limits the amount of power I can access or charge ...
9
votes
2answers
12k views

How to check if server is NUMA enabled?

My boss wants to know if the HP DL320 G5 is NUMA enabled. I've tried scouring the internet, but can't find any specific information. Does anyone know off hand if this server is suitable for running ...
9
votes
2answers
354 views

Can you connect a SAN directly to a HBA with Fibre Channel?

I am in the process of sourcing our company's first SAN as we have the need for high availability/shared storage. I have noticed fibre channel switches are extremely expensive, and for redundancy we ...
9
votes
4answers
3k views

SAN with a few SSD drives, or lots of old fashioned HDDs?

My company is trying to figure out what type of SAN to purchase. This is specifically for database servers that are becoming IO constrained (storage is DAS right now, but we're hitting the limit of a ...
9
votes
1answer
5k views

Admin mode on Procurve Switches

Not being a network expert, I spent some time configuring my network, until I found my mistake: On my HP ProCurve Switch 1810G, I thought that "Admin mode" means whether the administrative interface ...
9
votes
2answers
3k views

CentOS 6 doing lots more IO than CentOS 5

I'm benchmarking an application on two identical servers, one is Centos 5.8 and the other is Centos 6.2. My application is running much slower (50% or less) on the Centos 6.2 machine. In attempting ...
9
votes
4answers
23k views

Controlling HP ProLiant DL380 G6/G7 fan speed

I'm having fan speeds and noise level issues from my most recent batch of HP ProLiant DL380 G7 servers. Most of the systems are nearly silent with low fan speeds (as reported by hplog -f). The ...
9
votes
1answer
6k views

Is there a way to view an HP ProLiant server IML log from within ESXi?

I'm investigating a system outage on an HP ProLiant DL360 G7 server running VMware ESXi 5.1. While I'm a huge advocate of installing the HP-specific management agents for ESXi or using the ...
8
votes
2answers
6k views

Can different drive speeds and sizes be used in a hardware RAID configuration w/o affecting performance?

Specifically, I have a RAID 1 array configuration with two 500gb 7200rpm SATA drives mirrored as logical drive 1 (a) and two of the same mirrored as logical drive 2 (b). I'd like to add two 1tb ...
8
votes
3answers
34k views

HP ACU CLI Examples

Has anyone used the HP Array Configuration Utility Command Line Interface (hpacucli.exe) to get physical disk information into a file? I'm not at the machine right now, but basically I want to find ...
8
votes
6answers
32k views

SATA drives in HP ProLiant server?

Does anyone know if I can install normal 2.5" SATA drives inside an HP DL360 G5 server? Right now it has 6 72GB SAS drives. I am looking for raw storage for my files SAS performance in not required.
8
votes
6answers
1k views

What is the added value of installing Dell / HP / IBM / etc. supplied drivers?

I manage a couple of hundred Linux servers, most of which are HP, if they are not virtualized. Historically, we have installed the HP ProLiant Support Pack (PSP) since before I started working here. ...
8
votes
3answers
2k views

HP access points sending out multicast packets from IPs that aren't their own

I'm not our normal network guy... I've just been drafted to help with this issue, so please bear with me. We have a fairly large (~4,000 devices?) network mostly comprised of HP Procurve gear. From ...
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 ...
8
votes
1answer
3k views

Can't Remove Logical Drive/Array from HP P400

This is my first post here. Thank you in advance for any assistance with this matter. I'm trying to remove a logical drive (logical drive 2) and an array (array "B") from my Smart Array P400. The ...
8
votes
2answers
3k views

HP Procurve Issue Passing Multiple VLANs over a link

Just to start off with I am a Cisco guy that got placed into an HP project. Basic topology overview from outside in: ASA 5505 with two Ethernet connections to a 2610 switch. This switch is then ...
8
votes
4answers
37k views

Installing Windows on HP Proliant Servers without SmartStart

I have a PXE server for deploying Windows XP and Windows 7 to workstations. The process is as follows: Boot the workstation from the NIC. Workstation sends a DHCP request. DHCP server responds with ...
7
votes
13answers
32k views

HP Proliant DL380 G4 - Can this server still perform in 2011?

Can the HP Proliant DL380 G4 series server still perform at high a quality in the 2011 IT world? This may sound like a weird question but we are a very small company whose primary business is NOT IT ...
7
votes
3answers
3k views

HP Microserver Mini-SAS Cable

I just purchased an HP Microserver I was planning to use with FreeNAS. It needed more RAM, so I tried to follow the instructions to pull out the system board draw to access the DIMM slots. Doing so ...
7
votes
2answers
354 views

Storage issues: Prolonging the life of a legacy Compaq ML370

I have an original ML370, from before there even were generations (2000). The storage system is comprised of a Smart Array 431 controller, 2 9.1 Gb Ultra3 SCSI (COMPAQ BD009635C3), and 4 146.8 Gb ...
7
votes
5answers
1k views

ML350 G5 - upgrade hot swap drives to 6 Gb/s?

I support a non profit. They got an ML350 G5 donated to them and I immediately put it to good use for them :) It came with four HP 300GB 15K SAS drives - and of course, they have all now failed. I ...
7
votes
2answers
27k views

Can't enter iLO3 at bootup (HP ProLiant DL360 G7)

At first I thought this was a fluke, but I've now built well over 50 of these servers and I can't seem to find a solution. We are deploying HP DL360 G7's. Before you used to be able to hit F8 during ...
7
votes
2answers
6k views

Why are “sectors per track” still relevant on a modern OS with modern drives?

I am building out a new machine and the raid controller is asking me for sectors per track. I haven't had to deal with disk math in a long time (1998?), and I can't find anything that pertains to ...
7
votes
6answers
40k views

Configuration of ILO port on HP servers

I have a HP server that has ILO port. How can i configure it to use from remote location? server os is debian-squeez.
7
votes
1answer
5k views

HP DL380 G7 + Smart Array P410i + sysbench -> poor raid 10 performance

I have running system with low IO utilization: HP DL380G7 ( 24gb RAM ) Smart Array p410i with 512mb battary backed write cache 6x SAS 10k rpm 146gb drives in RAID10 Debian Squeze linux, ext4 + LVM, ...
7
votes
3answers
1k views

What is the name of this screw? (from HP ProLiant quick-deploy rail kits) [closed]

I need the name of the screw for the HP quick deploy rail kit. The screw clicks into the square holes of the rack. It is a Gen4 Rail kit but the screw is like the Gen8 Rail kit ones. I called HP ...
7
votes
1answer
5k views

replace controller, add second controller, or use expander?

I have a Proliant DL380 G6 that I am re-purposing as a Hyper-V host for a new, off-site data center that will host our DR services. The server currently has a P410i controller with the 512MB BBWC ...