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Displaying posts with tag: ops (reset)

Four short links: 26 October 2010
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  1. 12 Months with MongoDB (Worknik) -- every type of retrieval got faster than their old MySQL store, and there are some other benefits too. They note that the admin tools aren't really there for MongoDB, so "there is a blurry hand-off between IT Ops and Engineering." (via Hacker News)
  2. Dawn of a New Day -- Ray Ozzie's farewell note to Microsoft. Clear definition of the challenges to come: …
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Database Architectures & Performance II
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As described in the prior post, the shared-disk performance dilemma is simple:

1. If each node stores/processes data in memory, versus disk, it is much faster.
2. Each node must expose the most recent data to the other nodes, so those other nodes are not using old data.

In other words, #1 above says flush data to disk VERY INFREQUENTLY for better performance, while #2 says flush everything to disk IMMEDIATELY for data consistency.

Oracle recognized this dilemma when they built Oracle Parallel …






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Free Virtualization, and Sun's Q2 Results
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Please read the luculent Safe Harbor Statement at the bottom of this page....

We released our official earnings on Thursday last week, after pre-announcing the news one week prior alongside the announcement of our intent to acquire MySQL.

Our second quarter financial announcement came down to this: we doubled our …

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