Inside a native Linux environment the error UNPROTECTED KEY FILE always means that the permissions of private key file are way too open. The error usually occurs if you are trying to connect with SSH and a private key to a remote host. As Ansible does also use SSH, you Read more…
Just a quick reminder how to run a Spring Boot JAR (or any other self JAR executable) with SELinux enabled: To make this persistent you have to use the bin_exec_t type as java_exec_t is just an alias: To let systemd start this service, you have to create a systemd unit Read more…
The ./configure script of activemq-cpp for 3.8.x and 3.9 failed with the error configure: error: libpthread not found!” when running on CentOS 6.7. Stupidly i had forgotten to install the gcc-c++ package. “yum install gcc-c++” fixed everything. The error notification is although mentioned in the ActiveMQ FAQ. Stupid me.
During the last months we periodically experienced performance problems with our storage system. Investigating the cause for the slow performance was problematic as we did not have direct shell access and could only rely on crippled information from the web GUI. Yesterday my collagues migrated the storage system from the Read more…
A few weeks ago I bought a new notebook (Dell XPS 15, 15″, 512 GByte SSD, Core i7) for my after-work work and home usage. First of all: it is an awesome fast piece of hardware. Fedora 21 boots up in 3 seconds, Eclipse (STS) starts up in around 7 Read more…
I received the message “Segmentation fault” while running an apt-get install. My syslog contained the following lines: I fixed it with
Here are the instructions for letting your home server send e-mails with help of your Uberspace account. This small guide is based on Ubuntu 13.04. I assume your Uberspace username is $USUSER and your Uberspace host is $USHOST. Setup an additional mail address See http://uberspace.de/dokuwiki/start:mail Setup postfix Change /etc/postfix/main.cf Add Read more…
Yesterday I read the article written by Christoph and thought about updating my current installed CyanogenMod 9 with the current version. Here are the instructions (assuming, you have already CM installed): wget http://108.166.171.36/goodata/50d9ef8310a7cba36225d98a0a37ea26/51ec1e7a/devs/milaq/tenderloin/cm10.1/cm-10.1-20130721-UNOFFICIAL-tenderloin.zip wget http://108.166.171.36/goodata/5dc90f8102df2b869507ff02a7642a07/51ec1e4a/gapps/gapps-jb-20130301-signed.zip Restart the HP TouchPad and select ClockWorkMod Recovery on boot Connect your notebook with the TouchPad via USB Read more…
Unsere bisherigen Pläne für ZABOS sehen vor, dass wir die Funktionalität der Alarmierung per SMS über Fünfton-Folgeruf (ZVEI) erweitern – nämlich um die digitalen Protokolle POCSAG und FMS. Unserer bisheriger Fünfton-Folgerufempfänger ist ein selbstenwickeltes Board mit Mikrocontroller, der die Fünfton-Folgen aufnimmt und dann über die serielle Schnittstelle an ZABOS weiterreicht. Read more…
Da ich gegenwärtig an libopenranked von etqw-openranked arbeite und ich vermute, dass ich meine Erkenntnisse nach einiger Zeit wieder vergesse, gibt es hier die Kurzfassung. Damit bei einem Segmentation Fault eine Core-Dump erzeugt wird, muss aufgerufen. Damit wird festgelegt, dass der Core-Dump beliebig groß sein darf. Mit lassen sich die Read more…