Archives: Linux

lxc /dev increased from 100k to 500k and some other minor issues No ratings yet.

While using lxc container, one annoying thing is the disk size of /dev was limited to 100k by default, with some hardware ( with lxc.autodev=1), the /dev could go beyond 100k. discussed on the github: https://github.com/lxc/lxc/issues/781, followed the suggestion from Stéphane Graber (stgraber) I submitted the patch to increase the /dev is to 500k ( though • Read More »


what is application container, OS container , VM No ratings yet.

Application container: docker OS containers: LXC, OpenVZ, Linux VServer, BSD Jails, Solaris Zones VM: KVM, VMware, VirtualBox Good images from https://blog.risingstack.com/operating-system-containers-vs-application-containers/ References https://blog.risingstack.com/operating-system-containers-vs-application-containers/ http://www.itworld.com/article/2915530/virtualization/containers-vs-virtual-machines-how-to-tell-which-is-the-right-choice-for-your-enterprise.html https://www.flockport.com/supercharge-lxc-with-btrfs/   Please rate this rating



convert PDF 1.1 to other versions No ratings yet.

Someone asked me to convert pdf 1.1 to 1.4,  I googled around, and found this: http://stackoverflow.com/questions/3450616/convert-pdf-from-version-1-1-to-1-4-or-higher Pdf 1.1 is forward compatible with pdf 1.4. Everything in pdf 1.1 will work with pdf 1.4 – it’s guaranteed by the spec. Let’s assume that you’ve got some justifiable reason why this is not good enough for you • Read More »


Howto WebEx on Linux 5/5 (2)

This could be useful for our Linux desktop users.  it will help you to get the screen share and video stream on your 64bitLinux desktop. The key is use 32-bits version of JRE/JDK and Firefox (1) install 32-bits JDK firefox. follow https://www.2realities.com/blog/2014/10/28/webex-on-ubuntu-slash-mint-64bit/ I tried this on a 64 bit Ubuntu, it worked. I can see webex • Read More »