1
vote
0answers
270 views

Slow disk performance on PowerEdge R720

Every few months PowerEdge with SSD (INTEL SSDSA2BW60) comes with results like: hdparm -tT /dev/sda /dev/sda: Timing cached reads: 690 MB in 2.00 seconds = 344.84 MB/sec Timing buffered disk ...
6
votes
1answer
2k views

“power limit notification” clobbering on 12G Dell servers with RHEL6

Server: Poweredge r620 OS: RHEL 6.4 Kernel: 2.6.32-358.18.1.el6.x86_64 I'm experiencing application alarms in my production environment. Critical CPU hungry processes are being starved of resources ...
-1
votes
1answer
78 views

Can I install linux has the host in a dell poweredge server (r710)? [closed]

I might have a deal on dual six core poweredge server and I'm about to go test its performance but I'm wondering few things which I can't find answers for, and I can't test them before buying the ...
7
votes
1answer
453 views

Linux drivers for Dell PowerEdge Server?

I am looking at purchasing a Dell PowerEdge R720 with no OS on it. Then, I will likely put on Fedora Core or CentOS. My question is this, will the drivers on Dell's support site under the OS heading ...
0
votes
1answer
193 views

Dell PowerEdge 2900: raid/Linux conversion logistics

I've got a Dell PowerEdge 2900 (currently running windows) that I want to convert into a Linux server. But, it's got a hardware RAID controller and I want to be sure I don't destroy the configuration ...
3
votes
4answers
497 views

Best way to execute a command after Linux system halt

Problem: The SSDs in our servers require a power cycle (i.e. off/on, not reset/warm reboot) after a firmware update. Thoughts: Using 'ipmitool chassis power cycle' I can cycle the server's power. ...
0
votes
1answer
789 views

PERC 5 RAID disk with foreign data

I have a RAID array built with 5 SAS drives (RAID 5). I finally got in the last drive the other day, and, not surprisingly, it has some foreign config on it from the last array it was part of. So I ...
0
votes
0answers
571 views

Trying to make USB-to-Ethernet adapter work on CentOS 5

I have a SR9600 USB-to-Ethernet adapter and, when plugging it on a Dell server running CentOS 5, the lsusb listing doesn't even change -- nothing at all appears in dmesg. But the USB port on that ...
1
vote
4answers
572 views

wakeup on lan support

I am looking to setup WOL on a set of servers. These are Dell PowerEdge R210 servers running Centos 6.0. I searched the BIOS and I couldnt find the WOL option. My power management in BIOS has only ...
0
votes
2answers
98 views

Unknown issue, brings MySQL down and requires a full reboot of the server

Don't know if anyone may have any brainwaves with this one. We have a website that is quiet heavily used (delivers 4+ million pages a month). Runs on a Dell Poweredge server, and has run fine for ...
4
votes
1answer
589 views

How to DISable display sleep on Dell PowerEdge R310

The display on these PowerEdge systems goes to sleep after some period of time. Normally, when you plug in a KVM, you have to press a key to "wake up" the display. I'm connecting these servers to a ...
1
vote
1answer
299 views

Server went to sleep mode

I've setup a new Dell Poweredge R410 server with debian squeeze. If the server is idle for a longer time it seems to go to sleep mode. If I ping the server, it doesn't answer for 10-20 seconds and ...
4
votes
4answers
2k views

PERC 6/i RAID on Dell R710: Slow disk… RAID10 on single controller?

There are multiple questions here - but it starts with this: we've a Dell PowerEdge R710 with a PERC 6/i RAID controller (or controllers) in a RAID10 configuration. The system is running Ubuntu ...
2
votes
2answers
794 views

Intsalling Linux on PowerEdge R410 via USB

I’m hoping someone can help me with the following issue. I have a Dell PowerEdge R410 and basically the Optical Drive has failed when I have been given the server. I have installed 2 SATA drives and ...
1
vote
4answers
884 views

Fresh Debian Squeeze (6) Installation - Very High Ram Usage

We've got a new server provisioned, and are experiencing high ram usage, without information on the usage in either htop / top nor in a python memory script found ...
2
votes
2answers
374 views

Slow open() system call on linux

We've been having problems with our Samba fileserver running on Debian Etch with Linux kernel 2.6.16. It's an old Dell PowerEdge 2650 server, but it's never had a problem like this before, and the ...
0
votes
2answers
199 views

Can't find the 2nd CPU

Linux, Ubuntu 10.04.1 LTS I have a (quite old) server (Dell PowerEdge 1650) with two CPUs. I have used it for over a year without any problems. One week ago the server crashed, I was unable to find ...
1
vote
1answer
310 views

Disk Timeouts on a Front-End Exchange Server 2003 in DMZ

I have two front end exchange 2003 servers, both are VMs, and both are on different physical Linux boxes running vmware server in my dmz. A few days ago, all my Nagios alerts timed out for one of ...
2
votes
1answer
2k views

Are PERC 5/i RAID controller drivers available and easily installed on Ubuntu 9.04?

We are looking to migrate a Dell PowerEdge 1950 with PERC 5/i RAID controller from an aging Windows 2000 Server installation to a modern Linux distro, probably Ubuntu 9.04. I have come across some ...