Posts

Recently I helped troubleshoot a networking issue with a 1Gbps link that was being fully saturated. In the end we configured a mirror port and dumped the traffic to analyse it.

Email is on Onyx

kunzite Kunzite was my main UML and latterly kvm virtual machine hosted by Bytemark, they are an amazing company, and I highly recommend them! It was long lived, kunzite was first installed on 18th October 2005 with 80Meg ram with 4GB of disk and it finished with 488Meg ram and 20G disk.

My Tomsweb site has been on MoinMoin for 11 years and has served me well! However I’ve just migrated to a statically generated site builder called Hugo. It’s stored in gitlab.

Red Hat Enterprise Linux OpenStack Platform Versions: Open Stack Code Name Openstack Release date RHEL OSP version RHEL OSP Release Delay Folsom 2012-09-27 2.1 2013-04-10 195 days Grizzly 2013-04-04 3 2013-07-10 97 days Havana 2013-10-17 4 2013-12-19 63 days Icehouse 2014-04-17 5 2014-06-30 74 days Juno 2014-10-16 6 2015-02-09 116 days Kilo 2015-04-30 7 2015-08-05 97 days Liberty 2015-10-15 8 2016-04-20 188 days Mitaka 2016-04-07 9 2016-08-24 139 days Newton 2016-10-06 10 2016-12-15 70 days Ocata 2017-02-22 11 2017-05-18 85 days Pike 2017-08-30 12 2017-12-13 105 days Queens 2018-02-28 Rocky TBC (111 days delay as average)

Black titles in Gnome3!

I recently had to use kdump to do some investigation into why my Lenovo W540 started crashing with recent Linux kernels. It all started when I upgraded from Linux 3.14 to 3.

Port knocking is the act of connecting to a port or sequence of ports that in turn opens up another port. There are many methods to do this; read more about them on the Port Knocking page on the Arch Linux wiki.

If you try to extract a initrd and only file some uncompressed cpio: $ file /boot/initrd.img-3.14-1-amd64 /boot/initrd.img-3.14-1-amd64: ASCII cpio archive (SVR4 with no CRC) $ cat /boot/initrd.img-3.14-1-amd64 | cpio -t kernel kernel/x86 kernel/x86/microcode kernel/x86/microcode/GenuineIntel.

The Three ‘T’s represent how one should approach the usage of USB memory sticks; being Temporary Transfer of Transient data.