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Ariel Weisberg commented on CASSANDRA-13241:
Summary as charts
Load:
||Chunk
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Ariel Weisberg commented on CASSANDRA-13241:
Running
{noformat}
#!/bin/sh
echo "drop
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Ariel Weisberg commented on CASSANDRA-13241:
For those who were asking about the
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Ariel Weisberg commented on CASSANDRA-13241:
Performance comparison of summing vs the
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Ariel Weisberg commented on CASSANDRA-13241:
I modified the sequence to use the summing
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Ariel Weisberg commented on CASSANDRA-13241:
Attached is an implementation of a compact
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Ariel Weisberg commented on CASSANDRA-13241:
I can do it eventually. My spare time is
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Benjamin Roth commented on CASSANDRA-13241:
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So... who's gonna do it?
> Lower default
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Benjamin Roth commented on CASSANDRA-13241:
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I thought of 2 arrays because a semantic
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Ariel Weisberg commented on CASSANDRA-13241:
[~brstgt] That is basically what I was
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Benjamin Roth commented on CASSANDRA-13241:
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How about this:
You create 2 chunk lookup
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Ariel Weisberg commented on CASSANDRA-13241:
Based on
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Ariel Weisberg commented on CASSANDRA-13241:
So umm... struct page in the kernel is like
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Ariel Weisberg commented on CASSANDRA-13241:
I was saying that the chunk offsets don't
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Romain Hardouin commented on CASSANDRA-13241:
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I created
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Benjamin Roth commented on CASSANDRA-13241:
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Just thinking about Jeffs + Bens comments:
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Ben Bromhead commented on CASSANDRA-13241:
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Given this is an optimization for read
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Benjamin Roth commented on CASSANDRA-13241:
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[~aweisberg] I didn't really get the point of
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Jeff Jirsa commented on CASSANDRA-13241:
I suspect 1-2TB/node / 128GB RAM would really nice
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Ariel Weisberg commented on CASSANDRA-13241:
It's 16x more chunks not 4x right?
We can
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Ryan Svihla commented on CASSANDRA-13241:
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Density wise it depends on the use case and the
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Jeff Jirsa commented on CASSANDRA-13241:
{quote}
Can the increased offheap requirements be
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Jeremy Hanna commented on CASSANDRA-13241:
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I would think that if CASSANDRA-10995 got in
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Benjamin Roth commented on CASSANDRA-13241:
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According to percona
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Jeff Jirsa commented on CASSANDRA-13241:
4k chunks will will give much better IO for sstables
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Benjamin Roth commented on CASSANDRA-13241:
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No worries. Your patch answered my questions
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Ben Bromhead commented on CASSANDRA-13241:
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I had a quick look at the original SSTable
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Benjamin Roth commented on CASSANDRA-13241:
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Thanks for your vote, but ... maybe this is a
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Ben Bromhead commented on CASSANDRA-13241:
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We generally end up recommending to our
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Romain Hardouin commented on CASSANDRA-13241:
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Compression metadata took lots of RAM
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Benjamin Roth commented on CASSANDRA-13241:
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Thanks for your comment. Of course there is no
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Romain Hardouin commented on CASSANDRA-13241:
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Like you I lowered compression chunks
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