- Who we are
- What we know
- What we've created
- Hints and Kinks
- Checking Corosync cluster membership
- Configuring radosgw to behave like Amazon S3
- Downgrading to DRBD 8.3
- Fencing in Libvirt/KVM virtualized cluster nodes
- Fencing in VMware virtualized Pacemaker nodes
- GFS2 in Pacemaker (Debian/Ubuntu)
- Interleaving in Pacemaker clones
- Maintenance in active Pacemaker clusters
- Managing cron jobs with Pacemaker
- Mandatory and advisory ordering in Pacemaker
- Migrating virtual machines from block-based storage to RADOS/Ceph
- Network connectivity check in Pacemaker
- OCFS2 in Pacemaker (Debian/Ubuntu)
- Solid-state drives and Ceph OSD journals
- Solve a DRBD split-brain in 4 steps
- Testing Pacemaker clusters
- Totem "Retransmit List" in Corosync
- Turning Ceph RBD Images into SAN Storage Devices
- Which OSD stores a specific RADOS object?
- Presentations
- Die eigene Cloud mit OpenStack Essex (German, LinuxTag 2012)
- Fencing (LCE 2011)
- GlusterFS in HA Clusters (LCEU 2012)
- GlusterFS und Ceph (German, CeBIT 2012)
- Hands-On With Ceph (LCEU 2012)
- High Availability Update (OpenStack Summit Fall 2012)
- High Availability in OpenStack (CloudOpen 2012)
- High Availability in OpenStack (OpenStack Conference Spring 2012)
- Highly Available Cloud: Pacemaker integration with OpenStack (OSCON 2012)
- Mit OpenStack zur eigenen Cloud (German, CLT 2012)
- Mit OpenStack zur eigenen Cloud (German, OSDC 2012)
- More Reliable, More Resilient, More Redundant (OpenStack Summit April 2013)
- MySQL HA Deep Dive (MySQL Conference 2012)
- MySQL High Availability Deep Dive (PLUK 2012)
- MySQL High Availability Sprint (PLUK 2011)
- OpenStack Essex im Praxistest (German, Linuxwochen Wien 2012)
- OpenStack High Availability Update (Grizzly and Havana)
- Roll Your Own Cloud (LCA 2011)
- Storage Replication in HPHA (LCA 2012)
- Zen of Pacemaker (LCA 2012)
- Technical documentation
- News releases
- Hints and Kinks
- What we do
- What we charge
- What others say

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About hastexo
High Availability is a crucial aspect of modern information technology infrastructures. A key requirement for any organization is to keep critical services running 24/7. And that's what we help you do.
Our staff has a unique array of technical expertise in free and open source software (F/OSS) High Availability solutions, and holds an excellent reputation among our customers.
Florian Haas, Andreas Kurz and Martin Loschwitz founded hastexo in 2011. All three founders are well respected in the F/OSS high availability community, have frequently contributed to open-source high availability software and technical documentation, and have deployed high availability setups in many diverse environments.
At hastexo, we make a point of helping our customers flexibly, reliably, and fast. We have designed a system that enables new customers to engage us and talk directly to a knowledgeable engineer within minutes of visiting our web site. We have a payment system that is flexible and easy to use, and that applies to our full array of services.
We can offer remote consultancy, on-site consultancy, training services, and a specialized package that determines your high-availability environment's health rapidly. Our services are available world-wide, and we can create custom service packages for you easily.
Questions? We'll be happy to help!
