Alan
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Articles
Recent activity by Alan-
Disable weak TLS algorithms and CipherSuites
Goal I want Datameer embedded jetty serve only TLS1.2 requests, reject all weaker TLS algorithms, and disable weak CipherSuites. Learn By default jetty's SSL module is configured to serve data vi...
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Datameer Maintenance Policy and Schedule
Datameer EOM Policy Datameer X version 10.x.x and below Major releases are maintained for two (2) years minimum after the GA of that release or six (6) months after the GA date of the following ...
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Datameer Support Holiday Schedule
This document outlines the Datameer Support Holiday schedule. Datameer Support holidays are observed regionally and indicate limited support coverage for business hours on the given day. Service le...
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Datameer Maintenance and Support Policy
This Maintenance and Support Policy (“Policy”) describes the current practices of Datameer with regard to its provision of technical support and maintenance services to entities that have entered i...
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com.amazonaws.SdkClientException: Unable to execute HTTP request: Timeout waiting for connection from pool
SymptomAttempting to run a job that leverages S3 storage, the following error is thrown in the job.log UnrecoverableException: java.io.InterruptedIOException: getFileStatus on s3://bucketname/Datam...
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After upgrade to 7.x or higher - Jobs failing with "Container is Running Beyond Physical Memory Limits."
Problem After upgrading from 6.1 to a 6.4 or 7.x release, jobs that were previously running are now failing with the following error: WARN [<timestamp>] [ConcurrentJobExecutor-0] (DefaultMrJobClien...
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How to enable Jetty request logging to find out what IP an HTTP request is coming from.
Goal Find out what IP address a certain REST API request is coming from. This information is not logged in httperr, stderr, or the conductor.log file. Solution The Jetty request log can be enabled...
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How to Implement Debug Logging for sFTP Imports and Exports
Goal Troubleshoot problematic Import Jobs and Export Jobs using an sFTP connection by implementing additional logging to debug and to determine what is preventing a successful job run. Learn First...
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Business Impact Descriptions and Examples
Business Impact Descriptions Severe: Datameer is entirely unusable for all users. The situation completely halts your business operations and no workaround exists.High: Datameer functions partially...
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Kerberos token failure against cluster using Isilon for storage.
Problem Attempting to run a job against a cluster using Isilon as the storage backend fails with the following exceptions: Diagnostics: Failed on local exception: java.io.IOException: org.apache.ha...