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List: cassandra-user
Subject: Re: Huge single-node DCs (?)
From: Jeff Jirsa <jjirsa () gmail ! com>
Date: 2021-04-16 3:20:26
Message-ID: B56C997F-6129-40A9-8B3A-9CD5895B1A73 () gmail ! com
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> On Apr 9, 2021, at 6:15 AM, Joe Obernberger <joseph.obernberger@gmail.com> wrote:
>
>
> We run a ~1PByte HBase cluster on top of Hadoop/HDFS that works pretty well. I \
> would love to be able to use Cassandra instead on a system like that.
1PB is definitely in the range of viable cassandra clusters today
> Even all SSDs - you can get a system with 24, 2 TByte SSDs, which is too large for \
> 1 instance of Cassandra. Does 4.x address any of this?
You said it's too large for one instance ... so run more than one instance?
> Ebay uses Cassandra and claims to have 80+ petabytes. What do they do?
>
Well done / congrats eBay! That's a nice install.
(They probably have lots and lots of clusters)
[Attachment #3 (text/html)]
<html><head><meta http-equiv="content-type" content="text/html; \
charset=utf-8"></head><body dir="auto"><br><div dir="ltr"><br><blockquote \
type="cite">On Apr 9, 2021, at 6:15 AM, Joe Obernberger \
<joseph.obernberger@gmail.com> wrote:<br><br></blockquote></div><blockquote \
type="cite"><div dir="ltr">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<p>We run a ~1PByte HBase cluster on top of Hadoop/HDFS that works
pretty well. I would love to be able to use Cassandra instead on
a system like that.</p></div></blockquote><div><br></div><div>1PB is definitely \
in the range of viable cassandra clusters today</div><br><blockquote type="cite"><div \
dir="ltr"><p>Even all SSDs - you can get a system with 24, 2 TByte \
SSDs, which
is too large for 1 instance of Cassandra. Does 4.x address any of
this?</p></div></blockquote><div><br></div>You said it's too large for one \
instance ... so run more than one instance? <br><blockquote type="cite"><div \
dir="ltr"> <p>Ebay uses Cassandra and claims to have 80+ petabytes. What do
they do?<br></p></div></blockquote><div><br></div>Well done / congrats eBay! \
That's a nice install. <div><br></div><div>(They probably have lots and lots of \
clusters)</div><div><blockquote type="cite"><div dir="ltr"><blockquote type="cite" \
cite="mid:CAARvq2N_zPNA7p3BNiT3t+mBMb4QD3GOeevp8Rej421F1qwung@mail.gmail.com"> \
</blockquote>
</div></blockquote></div></body></html>
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