Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-28 Thread Lamar Owen
On Thursday, January 26, 2012 06:43:55 PM Gordon Messmer wrote: 1.5Mbps is not faster than 40Mbps. There's nothing hidden in the way they advertise speeds. Speed != bandwidth. That '40Mb/s' connection is surely massively oversubscribed, whereas the 1.5Mb/s DS1 won't be (the tariff here

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread John Doe
From: Jason T. Slack-Moehrle slackmoeh...@gmail.com Here is where I draw some confusion. Where do items such as Varnish Cache, HAProxy go in relationship to firewall, DMZ, etc? Here, we use 2 keepalived/lvs servers in direct routing for HA, then n cache servers with nginx (for consistent

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Jason T. Slack-Moehrle
Hi John, Are you using Comcast in Santa Cruz? absolutely not.the local cable system blows. my home is on a sonic.net (http://sonic.net) ADSL circuit resold by another ISP. television is on satellite. I am looking at Sonic.net and I am awaiting a call from a sales rep (had been 2 days)

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Karanbir Singh
On 01/26/2012 05:09 PM, Jason T. Slack-Moehrle wrote: Can you explain a bit so I can develop a better understanding of how they advertise speeds, etc? have you considered taking your questions to the lopsa lists ? That would be far more topical ( or even to a local LUG list ) than the CentOS

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Jason T. Slack-Moehrle
Hi Karanbir, Can you explain a bit so I can develop a better understanding of how they advertise speeds, etc? have you considered taking your questions to the lopsa lists ? That would be far more topical ( or even to a local LUG list ) than the CentOS lists. I have no idea what

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Gordon Messmer
On 01/26/2012 09:09 AM, Jason T. Slack-Moehrle wrote: They advertise the starting Business T at 1.5Mbps per second They advertise the ADSL2+ 2 lines at up to 40Mbps per second. Am I mis-understanding that the cost for a T seems high, but a better option for me than getting their ADSL2+

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Jason T. Slack-Moehrle
Hi Gordon. They advertise the starting Business T at 1.5Mbps per second They advertise the ADSL2+ 2 lines at up to 40Mbps per second. Am I mis-understanding that the cost for a T seems high, but a better option for me than getting their ADSL2+ service? I mean, is the T faster over all

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Ken godee
option for me than getting their ADSL2+ service? I mean, is the T faster over all given it is all my traffic and I am not sharing? Can you explain a bit so I can develop a better understanding of how they advertise speeds, etc? Yes, the cost for a T1 will seem very high. It is antiquated

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread John R Pierce
On 01/26/12 3:43 PM, Gordon Messmer wrote: Yes, the cost for a T1 will seem very high. It is antiquated telco tech. T1s are generally very reliable, but very very slow. 1.5Mbps is not faster than 40Mbps. There's nothing hidden in the way they advertise speeds. DSL and DOCSIS technologies

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Raymond Lillard
On 01/26/2012 03:43 PM, Gordon Messmer wrote: On 01/26/2012 09:09 AM, Jason T. Slack-Moehrle wrote: They advertise the starting Business T at 1.5Mbps per second They advertise the ADSL2+ 2 lines at up to 40Mbps per second. Am I mis-understanding that the cost for a T seems high, but a better

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Gordon Messmer
On 01/26/2012 03:57 PM, Ken godee wrote: Not so much haven't matured but are capable of some other technologies besides internet access that the local CO could setup, like channelizing and different types of signaling, not to mention a dedicated circuit to the CO. ...which they always have

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Nate Duehr
On Jan 26, 2012, at 4:59 PM, John R Pierce wrote: On 01/26/12 3:43 PM, Gordon Messmer wrote: Yes, the cost for a T1 will seem very high. It is antiquated telco tech. T1s are generally very reliable, but very very slow. 1.5Mbps is not faster than 40Mbps. There's nothing hidden in the way

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Bill Campbell
On Thu, Jan 26, 2012, Raymond Lillard wrote: On 01/26/2012 03:43 PM, Gordon Messmer wrote: On 01/26/2012 09:09 AM, Jason T. Slack-Moehrle wrote: They advertise the starting Business T at 1.5Mbps per second They advertise the ADSL2+ 2 lines at up to 40Mbps per second. Am I mis-understanding

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread John R Pierce
On 01/26/12 4:32 PM, Nate Duehr wrote: T1 is a channelized synchronous telecommunications circuit type first designed in the late 60s, updated in the 70s. After removing framing bits, 1.544 Mb/s. DS0 is a sub-channel of a T1 when broken up into frames. Extended SuperFrame being the

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-26 Thread Karanbir Singh
On 01/27/2012 12:14 AM, Raymond Lillard wrote: There are two reasons T1 is more expensive. T1 requires 2 copper pairs in the cable. Those 2 pairs not available for voice traffic. The other reason is the uptime requirements. the DSX or the old TX standard does not still deliver better

[CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Jason T. Slack-Moehrle
Hi All, I started a 501c3 (not-for-profit) organization back in February 2011 to deal with information archival. A long vision here, I wont bore you with the details (if you really want to know, e-mail me privately) but the gist is I need to build an infrastructure to accommodate about 2PB of

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Rainer Duffner
Am 26.01.2012 um 00:53 schrieb Jason T. Slack-Moehrle: Hi All, I started a 501c3 (not-for-profit) organization back in February 2011 to deal with information archival. A long vision here, I wont bore you with the details (if you really want to know, e-mail me privately) but the gist is I

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Karanbir Singh
Hi, On 01/25/2012 11:53 PM, Jason T. Slack-Moehrle wrote: Hi All, I started a 501c3 (not-for-profit) organization back in February 2011 to deal with information archival. A long vision here, I wont bore you with the details (if you really want to know, e-mail me privately) but the gist is

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Jason T. Slack-Moehrle
Hi, I started a 501c3 (not-for-profit) organization back in February 2011 to deal with information archival. A long vision here, I wont bore you with the details (if you really want to know, e-mail me privately) but the gist is I need to build an infrastructure to accommodate about 2PB

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Jason T. Slack-Moehrle
can you explain to the calculation to determine that 300gb is 2mbps? What it is 300gb a day? Comcast has told me in the last two days I went through 127gb -- Jason T. Slack-Moehrle On Wednesday, January 25, 2012 at 4:21 PM, Karanbir Singh wrote: Hi, On 01/25/2012 11:53 PM, Jason T.

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread aurfalien
On Jan 25, 2012, at 3:53 PM, Jason T. Slack-Moehrle wrote: Hi All, I started a 501c3 (not-for-profit) organization back in February 2011 to deal with information archival. Database servers and storage servers would go on the private VLAN? I am building a box to store all the data

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Steve Thompson
On Wed, 25 Jan 2012, Jason T. Slack-Moehrle wrote: can you explain to the calculation to determine that 300gb is 2mbps? What it is 300gb a day? Comcast has told me in the last two days I went through 127gb 127Gb in 2 days is 0.73 Mbps. Did you mean 127 GB?

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread John R Pierce
On 01/25/12 4:27 PM, Jason T. Slack-Moehrle wrote: can you explain to the calculation to determine that 300gb is 2mbps? 300GB (big B for byte) / 30 days / 24 hours/day / 3600 seconds/hour, and I get 0.12MB/second, so multiplying by 10 to get bits allowing for basic protocol overhead, I come up

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread aurfalien
On Jan 25, 2012, at 4:50 PM, John R Pierce wrote: On 01/25/12 4:27 PM, Jason T. Slack-Moehrle wrote: can you explain to the calculation to determine that 300gb is 2mbps? 300GB (big B for byte) / 30 days / 24 hours/day / 3600 seconds/hour, and I get 0.12MB/second, so multiplying by 10 to

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Jason T. Slack-Moehrle
Hi Aurf, I am seeing a lot of solutions that are not all perfect and just insanely expensive. BackBlaze seems like a pretty decent solution, I have control of all hardware and software to do with as I please. If you have ideas, please talk to me about them! -Jason -- Jason T. Slack-Moehrle

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Jason T. Slack-Moehrle
racking 2 PiB (or 2048TiB) of nearline grade storage will require about 1000 3.5 3TB drives, allowing for a reasonable raid level and suitable number of hotspares. If its frequently updated transactional database storage, I'd want to use raid10. Using somethign like the Supermicro 847

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Jason T. Slack-Moehrle
I will read this tonight. I have a meeting with Drobo tomorrow and I think this is the same article on of their guys sent me. -- Jason T. Slack-Moehrle On Wednesday, January 25, 2012 at 5:37 PM, aurfalien wrote: On Jan 25, 2012, at 4:50 PM, John R Pierce wrote: On 01/25/12 4:27 PM,

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread John R Pierce
a major stumbling block is that the disk drive industry still hasn't recovererd fully from the Thai floods, and 3tB nearline server grade drives are on allocation and demanding high prices. you might find you can't just order 1000 of these from Newegg or whatever, they don't have them.

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread John R Pierce
On 01/25/12 6:23 PM, Jason T. Slack-Moehrle wrote: Are you using Comcast in Santa Cruz? absolutely not.the local cable system blows. my home is on a sonic.net ADSL circuit resold by another ISP. television is on satellite. in my personal opinion, the backblaze is a little too funky.. $job

Re: [CentOS] Can anyone talk infrastructure with me?

2012-01-25 Thread Bent Terp
On Thu, Jan 26, 2012 at 12:53 AM, Jason T. Slack-Moehrle slackmoeh...@gmail.com wrote: HAProxy is a load-balancer, so It should do in front of web-servers so it can decide which web-server to send the traffic to? Varnish Cache is all about caching commonly used resources so it seems that