Server room or cabinet with active noise cancellation

Hello. This is my first post, so please do not judge strictly.







I am the owner of a small company, in combination I set up all my servers myself. I have a fairly simple network architecture with four 19 "physical servers, which recently lost their kolokshen to the server landlord.



There was a question about the allocation of a server room from the total area of ​​the office with the compacting of the team or the installation of a silent cabinet, the principle of which has already been described in HabrΓ©.







Then I will try to determine for myself: build the simplest server room or install a silent cabinet.













From the calculations, I will throw out the same work for both cases, such as: power supply, switching, and other identical work.







Calculating the cost of ownership server



Input data for the calculation will be:



- the minimum server area according to the ANSI / TIA / EIA-569-B standard should be at least 14 square meters, but foreign standards are not decree for us. We took as a basis 8 sq. M. m., so that the cabinet could be approached from either side;

- rental rate per sq.m. - 1000 rubles per month;

- minimal construction work on the construction of the server: plasterboard partitions, noise insulation, wide door, fire alarm, lighting, ceiling alteration;

- The simplest cooling system for household air conditioning without redundancy;

- sufficient budget server cabinet CMO 42U with ventilation modules ;

- tenure - 3 years, since in our country any leader from the field of small and medium-sized businesses does not look beyond 3 years.







Payment:



- Cost of ownership for 3 years - 1000 rub. / Sq. M. * 8 sq. M. * 36 months. = 288 000 rubles.

- the cost of building a server - 50 000 rubles.

- the cost of installation of air conditioning - 60 000 rubles.

- the cost of the cabinet with ventilation ventilation - 66,500 rubles.



TOTAL for 3 years: 464,500 rubles.







Calculating the cost of owning a silent cabinet



The input data for calculating the cost of ownership of an active noise-canceling cabinet Silentium :



- the area occupied by a case - 1 sq.m .;

- rental rate per sq.m. - 1000 rubles per month;

- air conditioning in the office is already installed;

- tenure - 3 years.







Payment:



- cost of ownership for 3 years - 1000 rub. / Sq.m. months * 1 sq.m. * 36 months = 36 000 rub.

- the cost of a typical silent cabinet VIST AcoustiRACK - 420 000 rubles.



TOTAL for 3 years: 456,000 rubles.







SUMMARY



We will summarize unscientific - without weight coefficients, trite by the number of pluses.











Server room Silent cabinet
[-] cost of ownership for 3 years: 464,500 rubles. [+] cost of ownership for 3 years: 456,000 rubles.
[+] most of the investment "spread" for 3 years [-] most of the investment must be allocated immediately
[-] when renting additional space for the server room, there may not be small spaces in the business center or there may be no free spaces at all [+] You can always allocate 1 sq. m. from the already rented area without serious sealing of employees
[-] allocation of space for the server in an already operating office is associated with the compaction of employees [+] You can always select from the available office space 1 sq. m. without staff seals
[-] not every landlord will allow office redevelopment [+] in accordance with the landlord is not necessary
[-] the need for construction and electrical work [+] electrical work only
[-] when moving the server will have to build again [+] mobility - transported wherever it wanted
Rating: 1 Rating: 6







Frankly, for all its obviousness, I have not yet made a decision.

And what would you choose?








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