Author: johnmark
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Linked List Topology with GlusterFS
Here’s a nice post about creating a linked list topology for a distributed-replicated setup. The idea is that it is easier to add a single server to a replicated volume by spending a bit of extra time prepping a linked list of bricks. The default topology would leave the author with the need of adding […] -
Extending GlusterFS with Python (Linux Journal)
Jeff Darcy, Gluster developer extraordinaire with Red Hat, has written an article all about extending our favorite distributed storage system with Python, and he gets into a fair bit of detail with Glupy, his project for implementing new features in GlusterFS with Python. Glupy does this by utilizing GlusterFS’ established translator API, which you can […] -
Integration with KVM/QEMU
By now, you may have heard about the recent work being done to integrate GlusterFS with QEMU. The engineers at IBM’s Linux Technology Center in Bangalore deserve a lot of credit for their work here. Bharata Rao, Deepak Shetty and Mohan Kumar have been hard at work implementing a GlusterFS device driver for QEMU that […] -
Podcast with the Cloud Evangelist (Richard Morrell) and John Mark
I forgot to post this at the time, but I had a lovely conversation with Richard Morrell, aka the “Cloud Evangelist” at Red Hat’s UK office. Richard is a jolly bloke with a fair bit to say on all things cloud. We talked about GlusterFS, the Gluster community, and also about Red Hat’s upcoming Developer […] -
Meet Eco Willson, Gluster Community Technical Lead
If you were a customer of Gluster, Inc. back in the day, you may already be familiar with Eco’s handiwork. I’m happy to report that he’s now full-time on the community side, writing docs, doing meetups and conferences, and doing everything it takes to teach users and developers how to fish. Here’s a video of […] -
Using QEMU to Boot VM Image on GlusterFS Volume
I have been very excited by the progress made recently on the libgfapi and QEMU driver fronts recently. With recently added code to the master branches of QEMU and GlusterFS, you can now talk directly from QEMU to GlusterFS, bypassing FUSE. See the demo video below for an example of how it works: Outstanding stuff! […] -
Buh-bye, Bay Area; Hello, Boston!
After 17 years in the Bay Area (for me) and almost 30 years for Cathy, we’ve decided to unhitch our wagons and do the reverse westward-ho. As Californians like to say, we’re going “back east.”
Our house in lovely San Carlos, CA just went on the market yesterday. You may wish to buy it, if you’re fast enough – the first open house is tomorrow, Saturday, June 2.
The realtor’s web site can be found at 100manzanita.com
- 100 Manzanita Ave., San Carlos, CA
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auto post jm.org (weekly)
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YouTube – Using Influence in Understanding Complex Systems
Professor Alex Aiken, from Stanford, gives an interesting talk about finding anomalous data and being able to correlate anomalies.