- 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?
- Ceph Tutorial (LCA 2013)
- Ceph: The Storage Stack for OpenStack (OpenStack Israel 2013)
- 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)
- hastexo in 100 Seconds
- Technical documentation
- News releases
- Hints and Kinks
- What we do
- What we charge
- What others say
"Ceph", "GlusterFS" and "DRBD" are trademarks or registered trademarks of Inktank Storage Inc., Red Hat Inc., and LINBIT Information Technologies GmbH, respectively. hastexo is not affiliated with the trademark owners.
Our remote consultancy services give you the opportunity to quickly get the help you need, exactly when you need it. Our Ask The Expert Now™ system enables you to talk to one of our consultants within minutes of visiting our web site.
No matter where you are: we won't leave you hanging.
What we cover
Our remote consultancy offering covers the complete Linux-HA cluster stack. This includes the Heartbeat and Corosync cluster messaging layers and the Pacemaker cluster resource manager. And, of course, a multitude of cluster resource agents (service plug-ins), many of which our engineers have authored or actively contributed to.
We cover advanced highly-available storage solutions such as Ceph, GlusterFS and DRBD. We can assist you with LAN, WAN, and high speed (InfiniBand/DolphinExpress) storage networking. And if you're looking for enterprise virtualization like KVM/XEN or VMWare ESX, you'll be in good hands here.
How you engage us
Once you acquire Professional Service Credits, you'll immediately have access to Ask The Expert Now. You can talk to us — 24/7 — on the phone, Skype, IRC, Google Talk. If you have your credit card ready, you can get going in minutes. Try it!
Quick help or long-term support: you decide!
We’re as flexible as you are when it comes to determining the length of a support relationship. Our remote consultancy is available on an hourly or daily basis. Do you need a helping hand to solve a problem you are stuck with right now? Or do you want us to help you design and set up a full-blown HA setup? Our remote offering is the ideal solution whenever you need assistance quickly.