MattyB
  • Member for 12 years, 3 months
  • Last seen more than 5 years ago
what do these messages suggest (linux kernel dump, seems OOM)?
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6 votes

So, the oom killer killed the process, as a last ditch effort because there was not enough ram. However, the real question is where did your ram go. Pay close attention to top and your logs which ...

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FTP put several directories without overwrite?
4 votes

You can only restart a download with ftp not an upload (as far as I know) the native command would be "reget" and the remote server has to support it. That being said if you have already gotten a ...

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CentOS: what is blocking the port?
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4 votes

Verify with netstat -ln that the service is actually listening on 192.168.2.9 or 0.0.0.0 (all interfaces) and not just local host. Verify iptables isn't running (iptables -L -n -v no results) Check ...

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How to boot ISO image using gpxe and memdisk?
3 votes

I believe you can do this by pxe booting memdisk as the kernel and specifying the iso file as the initrd. http://syslinux.zytor.com/wiki/index.php/MEMDISK I'm not entirely sure that you will be able ...

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The Joel Test for system administrator jobs
3 votes

I don't want to flame or be outside of the rules, but when I am interviewing at a place I absolutely ask platform specific questions. Not only to judge whether my own skills will be relevant and used ...

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How to create multiple "terminals" for a linux workstation?
3 votes

If they are on a local lan the easiest way to do this is to use XDMCP, the X browser and native X over the local network. Check out the LTSP project for a good working example of this for schools. ...

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What is a subnet calculator?
3 votes

A subnet calculator is just a simple tool to determine the attributes of a particular ip subnet including but not limited to the beginning and end ips in that particular range. If you need a primer on ...

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SSH + svnserve -t command, while still allowing shell access
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3 votes

I wanted to comment on this yesterday but backed off waiting for someone more knowledgeable in this particular setup. Working from what you have said you can setup multiple users on the same account ...

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Ubuntu: 32- or 64-bit?
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3 votes

This question has been asked in various forms on serverfault. Many of the issues that have plagued 64 bit linux for years (Especially with respect to Desktop linux) have been solved. Open source and ...

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A secure, standard iptables rule-set for a basic HTTP(s) webserver
2 votes

I would say this is a pretty good firewall, except that it is geared towards stopping inbound traffic, and not focused on egress or outbound traffic. It is in many cases just as important to focus on ...

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Where can $PATH be defined for non-login shell on Red Hat
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2 votes

This doesn't directly answer your question since I haven't tested it on redhat, but for ubuntu users check out /etc/environment

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Switching to Cisco VPN from Windows PPTP
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2 votes

1) This is an IPSEC VPN, although a slightly proprietary cisco version. They can be site to site, or user to site. 2) You can use active directory for authentication, as well as many other sources. ...

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What are the benefits of full VDI over Remote Desktop Services?
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2 votes

Well I don't think there is any question that an RDP thin client solution is a more efficient use of raw resources. The question to go full VDI is really one of security, user and resource isolation, ...

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How can I set a custom text on the LCD display on Dell PowerEdge servers
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2 votes

I've gotten this working before on various dells using IPMI. Here is a post on the matter, http://www.mail-archive.com/ipmitool-devel@lists.sourceforge.net/msg00352.html You didn't say which machine ...

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Port forwarding using IP Tables
2 votes

There are only a few options in this instance: 1) Allow direct routing of hosts on the 192.168.5.x network to the 192.168.6.x network. (i.e a route to your network through your intermediate host 192....

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Expecting High traffic on website..How to manage
2 votes

I think you need to define high traffic/volume, and whether you expect the ms access db to be a shared resource. Does the site use SSL? Without more specifics this sounds like a recipe for failure, if ...

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Returning different DNS records depending on who asks
2 votes

For your future reference and for searching purposes this is known as "split horizon dns" It is supported in many DNS packages, including Djbdns.

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Impact of the size of hosts.deny on network responsiveness
2 votes

It is also possible to use iptables with connection tracking, which I think would be slightly faster and have the added benefit of being protocol agnostic, i.e being equally suited for denying ...

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Design for wire between server and access point and RF to endpoint device
2 votes

The 8051 is a very old and small microcontroller. You may have difficulty implementing an IP stack on it depending ont he features required. I would also imagine it is underpowered unless of course ...

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bnx2 and e1000e drivers on RHEL 5.3 detects repeated link loss
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2 votes

This is odd. Since you are experiencing loss on both nics I would suspect that this would rule out a nic specific firmware issue, a kernel driver issue, or a faulty hardware issue (Except with respect ...

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Cisco ASA 5505 restricting traffic between VLANs requires different subnets?
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1 votes

Vlans are a by definition layer 2. It is for all intents and purposes like putting the machines on two separate networks. So in this case you would want the machines on different subnets, and on ...

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Measure TLB Size
1 votes

Chris s. has it right, you can probably just check the docs for the processor in question, especially if its an x86 processor. If for some reason you can't do this you can probably calculate it, I ...

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Productive uses for an idle web server?
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1 votes

You could run a long running torrent server for free software projects like ubuntu, centos, etc etc, basically allowing quite a few people to benefit from this bandwidth. Should also be completely ...

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Access multiple servers in a network under a single IP without using ports?
1 votes

This is a tricky one.. let me just reiterate to see if I got it right. You have several servers nat behind a DD-WRT router. By necessity they all have the same external IP address, and you want to ...

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Problems with having the same DNS namespace
1 votes

I don't think there would be an issue doing this assuming the clients were appropriately configured, but in reality why would you want to do this? I think you would be better off implementing split ...

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xfsdump: Spanning multiple drives
1 votes

This is tricky. First I don't think I would recommend doing this if at all possible. Secondly, its probably better to back up just the data in chunks versus the file system. If however you must back ...

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Fedora Core 11 won't boot without a monitor
1 votes

This sounds very odd, especially the powered off monitor part, I would imagine that your problem is somewhere else. However if you plan on booting headless than you don't need to boot X at all, modify ...

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changing the first welcome output when logging in via ssh
1 votes

I assume you mean ssh. Modify /etc/issue as root to put whatever text you wish.

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Is Remote Desktop to a computer behind a NAT Firewall possible?
1 votes

You need to set up a reverse tunnel with port forwarding out to your machine at home from work and then traverse it backwards to get into the machine via rdp. Look into plink/putty ssh and google for ...

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Best practices to set up laptop with wireless and wired interface/NIC over DHCP?
1 votes

This isn't entirely clear but for arguments sake lets start with the premise that you are only going to be using 1 interface at a time, such that you will never have the same IP assigned and active at ...

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