Unanswered Questions
78,240 questions with no upvoted or accepted answers
6
votes
2
answers
11k
views
Enforce minimum wait time for network connection
We are currently using multiple HP ProCurve V1810-48G switches in our environment which we believe are causing issue with GPO based software installations. This problem surfaced after installing SSD ...
CommunityBot
- 1
6
votes
0
answers
14k
views
Squid transparent proxy for HTTPS / SSL trafic
I am trying to configure Squid as transparent proxy, I followed below steps to configure
Downloaded Squid 3.5 from the website, As Squid 3.1 will not support for ssl bump
./configure --enable-linux-...
- 487
6
votes
1
answer
1k
views
how to find the event where someone ejected a hot pluggable device
I got a Win Server 2008 R2 on a VM. I think someone accidentally ejected the NIC card that is presented as a hot pluggable device. But I am trying to find proof of that in the windows event logs and I ...
- 31
6
votes
1
answer
2k
views
SSSD process won't die
Thanks for taking the time to check out my problem.
I'm currently working on an issue that has only appeared once before. Back on Jan 3rd when this first appeared we were able to reboot the server ...
CommunityBot
- 1
6
votes
1
answer
22k
views
Enable TLS 1.2 in Windows Server 2012 running Exchange 2013 via IIS 8.0
I got some issues getting the TLS 1.2 protocol running on one of our Windows Server 2012 machines. I checked this using ssllabs.com by Qualys and also tested with a powershell script and the linux ...
CommunityBot
- 1
6
votes
1
answer
2k
views
Server 2008 R2 NIC in "Unidentified Network" state after connectivity loss is restored
I am having trouble with 2 servers, both with the same symptoms. When they are reconnected to the switch after losing connectivity, they stay in an "unidentified network" state. Only after cycling the ...
CommunityBot
- 1
6
votes
2
answers
2k
views
Not Able to Mount USB HDD in Linux
I'm having a problem with a server that I just installed kernel 2.6.18-371.el5 on. It's an old kernel for Red Hat 5, I know, but due to certain "restrictions" I am forced into using that for the time ...
CommunityBot
- 1
6
votes
1
answer
1k
views
Systemd vs init.d Specify systemd dependencies in LSB headers
I have a systemd based system which contains one System V style init.d script with LSB headers. The init.d script must only be started after all filesystems in fstab are mounted. How can I specify ...
- 510
6
votes
1
answer
2k
views
Setting header based on client certificate
I have Apache running as a reverse proxy for an internal server. Users hitting the proxy are required to use client certificates. On the internal server, there is a web application that can use an ...
CommunityBot
- 1
6
votes
3
answers
3k
views
Correlating volumes and physical disks through WMI
I'm trying to correlate volumes (as enumerated from win32_volume for those where DriveType = 3) back to win32_physicaldisk instances. Everything that I've seen in my research points to the answer ...
CommunityBot
- 1
6
votes
2
answers
13k
views
Windows Server - PerfNet event 2004
I´m using a SharePoint 2013 on a WS 2012 R2 Server.
Everything is ok except for one error:
Error PefNet Event 2004
Message: Unable to open the Server service performance object. The first four ...
CommunityBot
- 1
6
votes
0
answers
2k
views
TCP congestion collapse
I am experiencing suboptimal performance on an EC2 instance connecting to an RDS instance. This particular instance was built before VPC's existed, so all the traffic is flowing through a single ...
- 3,614
6
votes
0
answers
3k
views
Why is the first of two post-up commands for routing in interfaces configuration not automatically processed
We managed to connect our servers to two distinct networks and everything works fine. We use routing rules that ensure that server responds to the right network.
I followed the instructions under ...
- 737
6
votes
0
answers
2k
views
Apache + Php-FPM + APC : mode_deflate not compressing HTML output
I have prepared a server to run a Magento instance with: Apache + Php-FPM + APC
The problem I have is that Apache is not compressing the HTML output from the Magento PHP scripts.
In my .htaccess I ...
- 4,557
6
votes
1
answer
2k
views
PHP Session Storage in Fault Tolerant Memcached Pool
I recently had the opportunity to move a web application from using a Nginx proxy "loadbalancer" to an F5 loadbalancer. Unfortunately during that migration it became clear that the memcached session ...
CommunityBot
- 1
6
votes
0
answers
538
views
Set CMTrace Font
Might be a bit of a long shot but I was wondering if anyone knew of, or could speculate on, a way to change the default font of CMTrace. It seems to use some Sans-Serif font. I'd like to change it to ...
- 223
6
votes
1
answer
1k
views
Why isn't puma using all of its threads?
I'm using puma and nxinx, and as far as I can tell it is only ever using a single thread even when I start it with the default of 16 threads or more. I've set up a fresh rails app, then gone through ...
- 2,667
6
votes
2
answers
10k
views
Why do my Snort logs appear to be empty?
So I was following this guide on how to install Snort, Barnyard 2 and the like.
I've set up Snort so it would run automatically, by editing the rc.local file:
ifconfig eth1 up
/usr/local/snort/bin/...
CommunityBot
- 1
6
votes
0
answers
6k
views
DHCP Server Not Offering to PXE Client
DHCP Server Not Offering to PXE Client
BACKGROUND:
I'm in the process of adding PXE services to an existing SCCM 2007 server. The SCCM server is separate from the DHCP server (Server 2008 x86) and ...
- 2,417
6
votes
1
answer
17k
views
Tons of "invalid command \N" when restoring a dump
I'm following these instructions to upgrade postgres from 9.1 to 9.3:
http://www.postgresql.org/docs/9.1/static/upgrading.html
When I restore (Step 8), I get a ton of messages like this:
psql:/mnt/...
CommunityBot
- 1
6
votes
0
answers
1k
views
Running fstrim as cronjob - what happens when interrupted by shutdown
One of the ways to implement fstrim on a file system, it to make a cron.daily task that runs fstrim /. This is preferred over -o discard (mount option) by a lot of people, because the latter can make ...
- 8,114
6
votes
0
answers
2k
views
How to deploy a WebSocket application without downtime?
Deploying HTTP applications without downtime isn't that hard: HTTP is stateless, so with a load balancer in front of 2 HTTP applications solves the problem. If both applications use a common backend ...
- 235
6
votes
1
answer
609
views
Browsing DFS share keeps moving up a folder
I have a DFS-R namespace with three nodes. Two of the nodes work just fine, but a third node does something very strange.
When you are browsing the node through the namespace, when you change into a ...
- 11
6
votes
2
answers
2k
views
Virtual users in sshd from a postgres database
I have a Postgresql database full of user accounts, and i would like to allow these user to access a server through ssh, using only public keys authentification.
So far, i have setup these parts on ...
CommunityBot
- 1
6
votes
2
answers
6k
views
What are the space requirements for vm snapshots in Citrix XenServer 6.2?
As I understand it, the only way to do a live backup of a vm in XenServer is to make a snapshot, convert the snapshot to a template, then export the template (to another server), then delete the ...
CommunityBot
- 1
6
votes
0
answers
3k
views
Nginx returning 408 error with XHR2 file uploads during mid-upload
A customer of mine is trying to upload a file to our remote nginx webserver via a form POST using XHR2 form data (and a cross-domain request with CORS). During mid-upload, the webserver returns a 408 ...
- 163
6
votes
0
answers
20k
views
ActiveMQ - "Cannot send, channel has already failed" every 2 seconds?
ActiveMQ 5.7.0
CentOS release 6.3
java version "1.6.0_26"
Application server: Tomcat
In the activemq.log, I'm seeing this exception every 2 seconds:
2013-11-05 13:00:52,374 | DEBUG | Transport ...
- 51.6k
6
votes
0
answers
8k
views
Access to message queuing system is denied MSMQ?
My problem is a little confusing. I have 2 servers (Windows Server 2008 R2) with MSMQ installed and I want to use Server B to consume a MessageQueue on Server A. When I try to Receive it always ...
- 37.9k
6
votes
1
answer
3k
views
Configuring JBoss AS 7.2 to log to syslog
In my standalone.xml, I have the syslog-handler configured like so:
<syslog-handler name="SYSLOG" enabled="true">
<level name="INFO"/>
<hostname value="i-XXXXXXX"/>
&...
CommunityBot
- 1
6
votes
0
answers
714
views
Is it possible to reference environment variables from a php_value statement in .htaccess?
I am trying to access an environment variable in a php_value statement within an .htaccess file.
Here's a couple example usages:
php_value include_path ".:/usr/lib/php:[b]%{My_Environment_Variable}[...
- 61
6
votes
1
answer
2k
views
Using nginx: require authentication when request from public IP, not needed when local
I wrote a simple file browser app which is served using node on port 3000. I use nginx as a front-end which proxies this service. This is on my home server.
I would like to be able to require basic ...
CommunityBot
- 1
6
votes
5
answers
5k
views
Creating a fallback error page for nginx when root directory does not exist
I have set up an any-domain config on my nginx server - to reduce the amount of work needed when I open a new site/domain. This config allows me to simply create a folder in /usr/share/nginx/sites/ ...
CommunityBot
- 1
6
votes
1
answer
175
views
ISA wrong translation of the schema URL included in WSDL
I have a WSDL behind ISA server. The WSDL includes a schema
<xsd:include schemaLocation="myschema.xsd"/>
However, when accessed through ISA, some implicit mapping changes the server name to the ...
- 1
6
votes
2
answers
7k
views
Failure to install NetFX3 on Windows Server 2012: Error 3017 -- Am I missing something here?
I am really struggling to get this installed. I have tried the suggestions here in an attempt to rectify any possible corruption. I mounted the disk image to 'G' to do an offline install. I also ...
CommunityBot
- 1
6
votes
2
answers
5k
views
Nagios: Service dependency on same host for an entire hostgroup
I have a Nagios system with a large number of hosts categorised in different hostgroups. Each of these hosts has two services monitored on it, one of which is intended to be dependent on the other - ...
CommunityBot
- 1
6
votes
1
answer
503
views
Folder Showing up as a File when viewed via Samba on a NetApp
we want to change files on our NetApp file server, and on every change of these files - a Debian machine duplicates the files to two other shares.
Because of the duplication method we're using lsync, ...
- 5,361
6
votes
1
answer
4k
views
Linux Client Active Directory Authentication stops working when failover
I have an issue with Linux clients trying to AD authentication by targeting a DNS name (corp.example.com). I have 2 Domain Controller servers DC1(10.0.0.3/24), DC2(10.1.0.3/24) both domain controllers ...
CommunityBot
- 1
6
votes
2
answers
923
views
IIS sets http header Expires to -1, how do I override this with mod_expires
I'm using an IIS website with a Apache HTTP reverse proxy (mod_proxy with ProxyRequests Off).
I want to control the expires headers in apache (don't ask), but IIS is setting the header Expires: -1.
...
CommunityBot
- 1
6
votes
0
answers
5k
views
Calculating correct stripe size for Linux mdadm RAID10 arrays in "far" layout
I'm creating RAID10 array from 6 drives. When created in near layout, e.g.
mdadm --create /dev/md2 --chunk=64 --level=10 --raid-devices=6 --layout=n2 /dev/sda1 ...
Checking stripe size as ...
CommunityBot
- 1
6
votes
1
answer
593
views
Rails with phusion passenger and wordpress
We had a site developed using on ruby on rails. It had
Website
Web services for mobile app
Admin panel to manage data.
We started using wordpress to manage site content. We have finished ...
- 2,336
6
votes
1
answer
318
views
Group policy issues
We are having an issue on one of our clients relatively new sbs installs.
The domain consists of a single SBS 2011 server with 4 Windows 7 clients and 3 XP clients. Most of the time everything is ...
- 126
6
votes
1
answer
1k
views
using chained automount to mount home directory
I have set up two directories mounted with automount (via LDAP):
in the /home directory automount is configured to mount
* -fstype=bind :/network/srv/home/&
in the /network directory one ...
- 1,509
6
votes
1
answer
3k
views
How to log effective outgoing HTTP requests made by Squid, with headers after adaptation?
I use Squid to modify some HTTP headers sent by clients. For testing purposes, I want to completely delete the 'User-Agent' header.
Here is my config :
request_header_access User-Agent deny all
...
CommunityBot
- 1
6
votes
0
answers
2k
views
nginx sticky sessions / ip_hash with Socket.io
I am to be load balancing two node.js/Socket.io instances on different boxes with nginx running a simple notifications service with a retroactive event for new clients.
I don't think there will be ...
- 181
6
votes
1
answer
4k
views
nginx regex characters that require quoting?
So I was configuring nginx today and I hit a weird problem. I was trying to match a location like this:
location ~ ^/([0-9]+)/(.*) {
# do proxy redirects
}
...for URLs like "http://my.domain.com/...
CommunityBot
- 1
6
votes
1
answer
1k
views
IIS 6.0 SSL handshake error
Hi all I installed a trusted certificate in an IIS 6.0 server. I have the port 443 opened in the firewall and I verified the server is listening on that port. However when verifying using openssl I ...
- 1,704
6
votes
1
answer
5k
views
How to mount vfat drive on Linux with ownership other than root?
I'm running into trouble mounting an iPod on a newly upgraded Debian Squeeze.
I suspect either a protocol has changed or I've tickled a bug, which I don't know where to report.
I'm trying to mount the ...
- 283
6
votes
1
answer
4k
views
Turn off EPMD listening port (4369) in Ubuntu / RabbitMQ
I'm trying to secure an install of RabbitMQ, and am not sure how to secure the Erlang EPMD port. I only have one machine running anything, so I'd like to make it listen only on the loopback device. ...
CommunityBot
- 1
6
votes
1
answer
3k
views
Encrypt client connection with squid forward proxy using SSL
I'm setting up a Squid forward proxy and I'm wondering if I could configure Squid in such a way that the connection from my web browser to squid is https regardless of whether the connection from ...
CommunityBot
- 1
6
votes
2
answers
2k
views
Windows Identity Foundation (WIF) application + ADFS 2.0 on Classic pipeline mode - Is it possible?
I have a working test application that uses Windows Idendity Foundation SDK and ADFS 2.0 for authentication, which runs on Windows Server 2008 R2, IIS 7.5, Integrated managed pipeline application pool ...
CommunityBot
- 1