http://www.datastax.com/support-forums/topic/4-ephemeral-on-amazon-ami Software, Support, and Training for Apache Cassandra en-US Wed, 19 Jun 2013 17:38:10 +0000 http://bbpress.org/?v=1.0.3 q http://www.datastax.com/support-forums/search.php http://www.datastax.com/support-forums/topic/4-ephemeral-on-amazon-ami#post-7294 Wed, 31 Oct 2012 17:18:59 +0000 Sven 7294@http://www.datastax.com/support-forums/ <p>The ephemeral drives are combined into a RAID0 array. When you provision the machine you should add all the ephemeral drives allowed for that size machine so they can be included in the Raid drive. </p> http://www.datastax.com/support-forums/topic/4-ephemeral-on-amazon-ami#post-7282 Wed, 31 Oct 2012 15:51:25 +0000 Alain 7282@http://www.datastax.com/support-forums/ <p>Hi,</p> <p>I would like to know more about the point number 6 in this doc : <a href="http://www.datastax.com/docs/1.1/install/install_ami" rel="nofollow">http://www.datastax.com/docs/1.1/install/install_ami</a></p> <p>"On the Storage Device Configuration page, configure two additional ephemeral drives"</p> <p>Is it mandatory ? How is the image configured to use them ?</p> <p>I added these two ephemerals to the two naturally existing as told in your doc and I am unable to find them once connected to the server.</p> <p>root@ip-10-58-xxx-xxx:/dev# ll<br /> ...<br /> crw-rw-rw- 1 root root 1, 8 2012-10-31 15:14 random<br /> crw-r--r-- 1 root root 10, 62 2012-10-31 15:14 rfkill<br /> lrwxrwxrwx 1 root root 4 2012-10-31 15:23 root -&gt; sda1<br /> brw-rw---- 1 root disk 202, 1 2012-10-31 15:23 sda1<br /> brw-rw---- 1 root disk 202, 16 2012-10-31 15:25 sdb<br /> brw-rw---- 1 root disk 202, 17 2012-10-31 15:16 sdb1<br /> brw-rw---- 1 root disk 202, 32 2012-10-31 15:23 sdc<br /> brw-rw---- 1 root disk 202, 33 2012-10-31 15:16 sdc1<br /> drwxrwxrwt 2 root root 40 2012-10-31 15:14 shm/<br /> crw------- 1 root root 10, 231 2012-10-31 15:14 snapshot<br /> ...</p> <p>This part of the documentation was added in 1.1.</p> <p>Alain </p>