Archive for the Category: Compression

New: MQ Message Compression v1.0.0

November 10, 2020 Roger Lacroix

Capitalware Inc. would like to announce the official release of MQ Message Compression v1.0.0. MQ Message Compression (MQMC) is a solution that provides compression for MQ message data while it resides in a queue or topic and in the MQ logs (i.e. all data at rest). Data compression is the process of modifying and/or converting […]

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Dropping LZ1 support from MQ Message Compression

September 21, 2020 Roger Lacroix

I have been doing a lot of a testing of various messages types (i.e. Fixed-width, CSV, XML, JSON, PDF, PNG, JPG, etc.). I’ll post the results in the next blog posting. I have decided to drop support for LZ1 compression algorithm from MQ Message Compression (MQMC) for the following reasons: LZ1 has the slowest compression […]

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Beta testers needed for MQ Message Compression

September 4, 2020 Roger Lacroix

Capitalware is ready for beta testers for a new solution called: MQ Message Compression (MQMC). MQMC is an MQ API Exit. Question: Would you trade a little CPU time to drastically reduce the disk I/O time? I have written a long blog posting on the internals of queue manager logging (with help from Chris Frank) […]

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Compression, What’s It Good For?

September 4, 2020 Roger Lacroix

Well, to answer my own question, you want Netflix, Hulu, etc. to use compression when you stream movies or TV shows. Or compress files to free up disk space. There are a variety of reasons to use compression. I’ve been doing a lot of testing using large files and it got me thinking about the […]

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Enhancement to MQMR

September 2, 2020 Roger Lacroix

Capitalware has an MQ solution called MQ Message Replication (MQMR). MQ Message Replication will clone messages being written (via MQPUT or MQPUT1 API calls) to an application’s output queue and MQMR will write the exact same messages to ‘n’ target queues (‘n’ can be up to 100). When MQMR replicates a message both the message […]

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