Unanswered Questions

13
votes
3answers
850 views

CentOS /dev/bus/usb structure

On my Ubuntu 12.04 when I plug in usb device, under dev directory tree usb device is added like this: /dev/bus/usb/001/001 On my CentOS 5 added like below: /dev/bus/usb/devices/2-1.4/ lsusb ...
11
votes
1answer
898 views

Puppet and launchd services?

We have a production environment configured with Puppet, and want to be able to set up a similar environment on our development machines: a mix of Red Hats, Ubuntus and OSX. As might be expected, OSX ...
10
votes
1answer
1k views

Is there any way to fix a corrupted LDM database?

TL;DR: Are there any tools/approaches to diagnosing and fixing LDM (Logical Disk Manager) metadata structures without recreating from scratch? Full description: I have two SSD drives ...
9
votes
2answers
2k views

SCCM Global Condition WQL Query Type Mismatch (wbemErrTypeMismatch - 0x80041005)

We have been handling all of our targeting logic for Packages (and now Applications) with Collections. Now that we have moved from SCCM 2007 to SCCM 2012 SP1 it was recommended that we move that logic ...
9
votes
1answer
2k views

What causes repeated linux NFS client side RPC credential refreshing?

Using nfsstat -c, I'm seeing a high "authrefrsh" (known as "newcred" on some systems) count on my NFS client pc for operations like ls and find on directories containing ~1000 files. This correlates ...
8
votes
2answers
900 views

ESXcli command timeout at 30 minutes

I am working on a powercli script to loop through each datastore in our environment and reclaim space on the thin provisioned LUNs. All LUNs in the environment are Dell Equal Logic. vCenter ...
8
votes
0answers
326 views

How can I find which client(s) is causing my distribution update to fail?

It happens from time to time. I update a package and need to update the distribution point. We have multiple DPs, and usually everything goes through fine, however every once in a while, our main DP ...
8
votes
1answer
1k views

Everything says Applocker is supposed to work: Why doesn't it?

I've setup a basic group policy consisting of the default Applocker rules. Per Microsoft's technet article on the subject, any files not explicitly allowed to run by the policy are supposed to be ...
8
votes
1answer
693 views

Background discard on swap partitions on Linux + SSD

Problem I want to enable background TRIM operations on a swap partition within a SSD disk on Linux. According to several articles, e.g. this one, the kernel detects this configuration and ...
8
votes
2answers
2k views

Tomcat 7 trailing slash issue with webapps

Recently I upgraded my tomcat server from 6.x version to the most recent 7.x version. I came up with little trouble, hoping to get help. I have an application calls MyApp On tomcat6, when I went to ...
7
votes
1answer
44 views

How widely supported is forced TLS on inbound SMTP connections?

I run an MTA consisting of the standard Postfix, SpamAssassin, ClamAV, SPF/DKIM checks etc. This MTA is used for inbound email only, doesn't host any accounts and forwards any mail that passes said ...
7
votes
1answer
128 views

How to resolve a stuck major compaction in Apache Cassandra?

I've got a one-node Cassandra cluster which is currently stuck in a major compaction process. After executing a nodetool compactit started the compaction and I see the tmp-sstable files with a size of ...
7
votes
1answer
150 views

Does setting MTU on logical interfaces affect physical interfaces

I've been using a combination of interface bond-, vlan- and bridge-interfaces to provide redundancy and different logical network layers to xen domU's. This setup is working well however i'm a bit ...
7
votes
1answer
840 views

Error removing physical disk marked as Retired

I have Server 2012 with one storage pool and one virtual disk. The virtual disk uses layout parity and thin provisioning. It contained 4 physical disks. One of the physical disks failed. It was pulled ...
7
votes
0answers
886 views

Virtualized pfSense 2.0.1 affecting Hyper-V host connectivity? arp?

The Setup I have setup pfSense 2.0.1 (64bit-amd image) as a host in Hyper-V. As described in other blogs I had to do the “ifconfig down deX”, “ifconfig up deX” to get the network up and running. The ...

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