blog darkness...

words, music, food

tools.DistCp: Exception encountered java.lang.IllegalArgumentException: n must be positive

When using distcp on hadoop, I sometimes get the following error:

tools.DistCp: Exception encountered java.lang.IllegalArgumentException: n must be positive

Which is slightly misleading.  Internet searches (Stack Overflow) make it seem like this can be transient or when you have an empty directory (n = 0).  In my case, the error was because the number of nested directories in my recursive copy was too large for distcp to handle ...

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New Music, Old Music

Recently, I posted a new EP, Red Flags on bandcamp.com.  Its the closest I get to releasing a record anymore.  In some ways, its much more forward than I used to be.  I used to record records under the name "Sleep Deprivation" (these days I try to keep it simple and make everything trustdarkness), playing all the instruments, writing all the songs.  These records were my way of processing ...

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My Perception Problem with the Police

I feel like I'm adding my voice to a cacophany, but as an adult who wants to contribute to this society that I feel more and more disconnected from, I need to organize my thoughts in a way that isn't just feeling afraid, or angry, or even just tired. This morning I rode my bicycle by an immigration protest on 2nd Avenue in downtown Seattle. It looked like ...

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Happy New Year, Ridiculous Activities

So apparently I needed something to do with my time today... 

In my new home studio / office setup in my apartment in Seattle, I have a couple of sets of speakers that have very different tonal qualities that I would like to be able to A/B switch between.  Doing a little research, it looks like the standard piece of studio gear to do this (the Coleman Line Selector) retails ...

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