Spark sqlContext.read.json - java.io.IOException: No input paths specified in job
Trying to use SparkSQL to read a JSON file, from either pyspark or spark-shell, I got this error: java.io.IOException: No input paths specified in »
Proxmox 4 Containers - ssh - ssh_exchange_identification: read: Connection reset by peer
TL;DR When defining networking on Proxmox 4 LXC containers, use an appropriate CIDR suffix (e.g. 24) - don't use 32! On my Proxmox 4 »
Reset Hue password
(Ref) The bit that caught me out was this kept failing with Error: Password not present and a Python stack trace that ended with subprocess.CalledProcessError: »
Apache Drill - conflicting jar problem - "No current connection"
Vanilla download of Apache Drill 1.6, attempting to follow the Followed the Drill in 10 Minutes tutorial - but kept just getting the error No »
ClassNotFoundException with MongoDB-Hadoop in Hive
I wasted literally two hours on this one, so putting down a note to hopefully help future Googlers. Symptom Here's all the various errors that I »
Erroneous SwapFree on LXC causes problems with CDH install
Installing CDH 5.7 on Linux Containers (LXC) hosted on Proxmox 4. Everything was going well until Cluster Setup, and which point it failed on Start »
Reviving a bricked EdgeRouter Lite (ERL) from a Mac
I've got an EdgeRouter LITE (ERL) which I used as my home router until a powercut fried it a while ago (looks like I'm not the »
Running a Docker Container on Proxmox for BitTorrent Sync
(Previously, previously, previously) Since Proxmox 4 has a recent Linux kernel and mainline one at that, it means that Docker can be run on it. I've »
Importing VMWare and VirtualBox VMs to Proxmox
(Previously, previously) I've got a bunch of existing VirtualBox and VMWare VMs that I want to run on Proxmox. Eventually I'll migrate them to containers, but »
Commissioning my Proxmox Server - OS and filesystems
(Previously) With my server in place, I ran a memtest on it ... which with 128G took a while ;) And then installed Proxmox 4, using a bootable »
A New Arrival
After a long and painful delivery, I'm delighted to announce the arrival of a new addition to my household ... : This custom-build from Scan 3XS is sat »
New version of BigDataLite VM from Oracle
Oracle's excellent Big Data Lite VM has been updated, to version 4.5. Download it here Changes: CDH 5.5 -> 5.7 Big Data Spatial »
OBIEE 12c blog posts
I've been spending some interesting hours digging into OBIEE 12c recently, with some interesting blog posts to show for it. Some of it is just curiosities »
Presentation Services Logsources in OBIEE 12c
Presentation Services can provide some very detailed logs, useful for troubleshooting, performance tracing, and general poking around. See here for details. There's no bi-init.sh in »
Lifting the Lid on OBIEE 12c Web Services - Part 2
In OBIEE 12c data-model-cmd is a wrapper for some java code which ultimately calls an internal RESTful web service in OBIEE 12c, bi-lcm. We saw in »
Dynamic Naming of OBIEE 12c Service Instance Exports
exportServiceInstance will export the RPD, Presentation Catalog, and Security model (application roles & policies etc -- but not WLS LDAP) into a single .bar file, from »
OBIEE 12c - "Add Data Source" in Answers
So this had me scratching my head for a good hour today. Comparing SampleApp v511 against a vanilla OBIEE 12c install I'd done, one had "Add »
York Fry Ups
I had the pleasure of not one but two fry-ups in York, UK last weekend. The first was courtesy of Bill's Restaurant Overall, pretty good, and »
Lifting the Lid on OBIEE 12c Web Services - Part 1
Architecturally, OBIEE 12c is - on the surface - pretty similar to OBIEE 11g. Sure, we've lost OPMN in favour of Node Manager, but all the »
Kibana Timelion - Series Calculations - Difference from One Week Ago
I wrote recently about Kibana's excellent Timelion feature, which brings time-series visualisations to Kibana. In the comments Ben Huang asked: do you know how to show »