CentOS 6.4 With SELinux Enforcing Denies Mount Action to glusterd

Update: As of March 13, 2013 there is an updated SELinux policy package which fixes this error. The versions are: selinux-policy-3.7.19-195.el6_4.3.noarch and selinux-policy-targeted-3.7.19-195.el6_4.3.noarch Everything’s going great deploying a new GlusterFS-based NAS at work, when all of a sudden we hit a snag: I updated one of my client machines from CentOS 6.3 → 6.4, and now SELinux […]

Migrating from screen to tmux

I’ve been using GNU screen since 2005 or so. Not only is it a great way to arrange your work (multiple terminals in one window, a terminal “multiplexer”), it allows for detaching and reattaching (keep remote jobs running even when the connection drops). The problem is that screen is no longer actively maintained and is […]

Broken KVM guests with libvirt-1.0.2 on Arch Linux

After recent updates I am no longer able to run KVM guests using libvirt/virsh. I’m not sure if it’s the new dependency on audit (2.2.2-1 at the time of writing) or libvirt-1.0.2-2 itself, but guests fail to start for obscure reasons: # virsh start debian6-dspace error: Failed to start domain debian6-dspace error: internal error process […]

Using SNA acceleration for Xorg

I’ve been getting micro hiccups on Xorg + gnome-shell using Intel HD Graphics for quite some time now; lag when switching virtual desktops, alt-tabbing apps, and even sometimes when typing in the terminal (local, not over SSH!). I’ve noticed it on both this current machine, a Samsung Series 9 NP900X3C with Intel HD 4000 Graphics, […]

Fastboot on the Intel Yolo

See anything interesting? [root@mzito ~]# lsusb Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 002 Device 012: ID 8087:09ef Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 003 Device 001: ID 1d6b:0003 Linux […]