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Re:Commanding infinite streaming storage with Apache Kafka a... by beepbeepbeep1 on Friday May 11, 2018 @05:24AM (#17045926)
I've used LVM in AWS to present a single volume to Kafka >16TB which is their max EBS size. They report you can attach up to 40 EBS volumes.

Growing LVM with XFSs has worked well, 0 downtime and around 60 seconds.

Allows you to over provision just enough you do not have to babysit the drives or pay $$$ for unused disc.

If you stripe the volumes you'll also distribute your IOPs in AWS.

Outside AWS LVM still applies. Kafka's JBOD is useless without easy / auto rebalancing.

This week onsite at a client's I discovered ScaleIO which can present up to a 1PB volume and does clever sharding/replication in the background.

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