Questions tagged [hp]
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.
1,519
questions
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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 ...
41
votes
3
answers
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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 ...
36
votes
2
answers
8k
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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 ...
34
votes
8
answers
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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 ...
34
votes
1
answer
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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 ...
32
votes
4
answers
52k
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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 ...
29
votes
3
answers
19k
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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 ...
27
votes
9
answers
125k
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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 (...
26
votes
7
answers
67k
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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. ...
24
votes
6
answers
14k
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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 ...
22
votes
3
answers
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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 ...
21
votes
5
answers
53k
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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 ...
17
votes
2
answers
4k
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Is GPT needed on a 16 TB data disk?
I have made /dev/sdb which is a 16 TB disk using hardware RAID, where I am temped to put XFS directly on /dev/sdb without making partitions. In the future will I need to expand this to double the ...
16
votes
1
answer
9k
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Struggling to remove server from Rack
currently racking my brain at this one, i'm struggling to remove the below server out of the rack, I haven't come across this type of rail before, usually I can pull a server out and there will be ...
15
votes
3
answers
6k
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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 ...
15
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7
answers
3k
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FLOSS Server management and audit tools
I've been working with HP's Server Automation tool suite for a long time, and while it's a great tool - it's too much for a small business or home network to use (more accurately: it's way too ...
15
votes
4
answers
79k
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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 ...
15
votes
3
answers
21k
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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 ...
14
votes
2
answers
4k
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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
2
answers
21k
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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 ...
13
votes
3
answers
31k
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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 ...
13
votes
4
answers
3k
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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
5
answers
45k
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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 ...
13
votes
3
answers
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Can't enter HP SmartArray P410 RAID ORCA set-up on HP ProLiant DL320G6
I've just installed an HP SmartArray P410 controller into my HP ProLiant DL320G6 server. The controller seems detected by the server BIOS (it shows up in controllers list in the BIOS set-up), hard ...
13
votes
3
answers
65k
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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 ...
13
votes
3
answers
490
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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
4
answers
37k
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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 ...
12
votes
6
answers
61k
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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.
11
votes
4
answers
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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
3
answers
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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 ...
11
votes
2
answers
9k
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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 new ...
11
votes
1
answer
8k
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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 ...
11
votes
2
answers
3k
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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 ...
11
votes
1
answer
15k
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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 ...
10
votes
4
answers
35k
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Disk/RAID Monitoring for HP Proliant Servers and Ubuntu 12.04
How can I monitor the status of the hard disks and the RAIDs of an HP Proliant server using Ubuntu 12.04. In Ubuntu 10.04 I could use the cciss-vol-status to query the RAID status periodically but ...
10
votes
3
answers
6k
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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 ...
10
votes
2
answers
10k
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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 ...
10
votes
2
answers
21k
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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 ...
10
votes
3
answers
162k
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How can I force HP Smart Array RAID controller to re-recognize drives?
I have an HP ProLiant DL180 G5 server with a Smart Array E200 RAID controller. The RAID controller is refusing to recognize inserted drives as an array. The story so far...
This server (our file ...
10
votes
2
answers
3k
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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
4
answers
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HP Smart Array; How to safely remove a physcial drive with SMART predictive failure from array so it can be replaced?
hpacucli controller slot=1 ld 1 show detail
Smart Array P400 in Slot 1
array A
Logical Drive: 1
Size: 273.3 GB
Fault Tolerance: RAID 1+0
Heads: 255
...
9
votes
13
answers
38k
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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 ...
9
votes
6
answers
65k
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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.
9
votes
4
answers
6k
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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
1
answer
13k
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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
4
answers
22k
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Hadoop JBOD disk configuration on HP Smart Array 410/i disk controller
I'm in a evaluation phase of some hw that could be used for setting up a hadoop cluster. This hw is refurbished (hp G6 servers w/ Smart Array 410/i controller) and probably we should/must use it... we ...
9
votes
1
answer
6k
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Identifying what caused a server reboot
I have an HP ProLiant DL380p Gen8 that is running VMWare ESXi 5.5. It has been rebooting itself at seemingly random intervals for the past 24 hours. There is only a single VM running, and even if I ...
9
votes
1
answer
1k
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AMD 24 core server memory bandwidth
I need some help to determine whether the memory bandwidth I'm seeing under Linux on my server is normal or not. Here's the server spec:
HP ProLiant DL165 G7
2x AMD Opteron 6164 HE 12-Core
40 GB RAM (...
9
votes
1
answer
9k
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Automated hardware testing of HP servers?
As part of provisioning servers we run HP's Insight Diagnostics to test the hardware. This is a manual process. Is there a way automate the running of Insight Diagnostics?
There is the hpdiags ...
9
votes
2
answers
4k
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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 ...