<html><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px"><div id="yui_3_16_0_1_1419261782096_2611"></div><div id="yui_3_16_0_1_1419261782096_2718" style="" class=""><div id="yui_3_16_0_1_1419261782096_2717" style="" class=""><div id="yui_3_16_0_1_1419261782096_2716" style="" class=""><div id="yui_3_16_0_1_1419261782096_2731" style="" class=""><div id="yui_3_16_0_1_1419261782096_2730" style="" class=""><div id="yui_3_16_0_1_1419261782096_2729" style="" class=""><div id="yui_3_16_0_1_1419261782096_2728" style="" class="">Hi All, <br style="" class=""><br style="" class=""></div>Currently I trying to setup the following cloud setup. <br style="" class=""></div>Before I go further I just need to review the hardware configuration setup <br style="" class=""><br style="" class=""></div>Basic requirement <br style="" class=""><br style="" class=""></div>Total 40 VMs<br style="" class=""></div>Hard Disk per user 10 to 50 GB<br style="" class=""></div>RAM per VM 4 GB, dynamic max 12GB<br style="" class=""></div>Network per VM 100Mbits/second per VM <br style="" class=""><div style="" class="">MAx req is 16GHz per VM<br style="" class=""><br style="" class="">SO I read openstack docs and Mirantis doc on this and cameup with this config <br style="" class=""><br style="" class=""><br style="" class="">1. CPU requirement <br style="" class=""><br style="" class="">total cores required 34 cores rounding it to 36 cores <br style="" class=""></div><div style="" class="">6 sockets containing 6 cores per socket <br style="" class=""></div><div style="" class="">1 CPU core with 2.4 GHz<br style="" class=""><br style="" class=""></div><div style="" class="">Total number of CPU cores per VM = 5 <br style="" class=""><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3659" style="" class="">Total number of servers =3 ( 2 sockets per server).<br style="" class=""><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3660" style="" class="">Number of VM on single VM = 14 <br style="" class=""><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_2720" style="" class=""><br style="" class="">2. Memory requirement<br style="" class="">
<div class="" style="margin-bottom: 0cm; line-height: 100%;">40 VM's, 4 GB per VM, Min 512MB, Max 32GB </div><div class="" style="margin-bottom: 0cm; line-height: 100%;">
</div><div class="" style="margin-bottom: 0cm; line-height: 100%;">160GB 0f total
memory = 40 VM x 4 GB per VM</div>
<br style="" class="">
<div id="yui_3_16_0_1_1419261782096_3661" class="" style="margin-bottom: 0cm; line-height: 100%;">Consider Dynamic
allocation of RAM upto 12GB for each VM it accounts to, considering
per server 14 VMS it requires 168 GB per server.</div><div id="yui_3_16_0_1_1419261782096_3662" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">3. Storage <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">flat 2 TB disk 50GB per VM <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">or with Redundancy wirh Raid <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">4 TB ( 1TB of DISK each) with RAID 1, 5 or 10 <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">4. Networking <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">to get 100Mbits/second per VM <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">Use Two 1 GB link per server.</div><div class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">or use 10 Gig <br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div class="" style="margin-bottom: 0cm; line-height: 100%;">On the switches 24 ports of 1 GB switch should be sufficient . <br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3667" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3666" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3665" class="" style="margin-bottom: 0cm; line-height: 100%;">Can I have this hosted as single Host machine. ?<br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3664" class="" style="margin-bottom: 0cm; line-height: 100%;">Or Is it better to have 3 servers. <br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_2723" class="" style="margin-bottom: 0cm; line-height: 100%;">This is just to start inhouse project replication of data or controller failure is OK later need to scale it. <br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_2721" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_2719" class="" style="margin-bottom: 0cm; line-height: 100%;">Please suggest if the above config is ok or any mis calculations or may be better one. <br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_2722" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3663" class="" style="margin-bottom: 0cm; line-height: 100%;">thanks in advance <br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3658" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div><div id="yui_3_16_0_1_1419261782096_3657" class="" style="margin-bottom: 0cm; line-height: 100%;"><br style="" class=""></div>
</div><div id="yui_3_16_0_1_1419261782096_3564" style="" class="">Regards<br style="" class=""></div>Neelu <div id="yui_3_16_0_1_1419261782096_2614"> </div><div class="qtdSeparateBR"><br><br></div><div id="yui_3_16_0_1_1419261782096_3647" style="display: block;" class="yahoo_quoted"><div id="yui_3_16_0_1_1419261782096_3646" style="font-family: Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;"><div id="yui_3_16_0_1_1419261782096_3645" style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 12px;"> </div> </div> </div> </div></body></html>