[3dem] Data storage system

Trepout Sylvain Sylvain.Trepout at curie.fr
Thu Apr 1 14:43:58 PDT 2021


Dear Krishan,

I concur with Steven,

I have a similar (though 8 bay only) Synology NAS system, equiped with 8 Tb drives and running in RAID 6.

Bought it 5 years ago for less than 3000€, easy to configure, almost nothing to do on a daily basis, hot swap hard drives and very cheap compared to other professional solutions.

You can buy several of them and connect them together very easily.

If money is your main issue, this kind of NAS might be your solution.

Best wishes,
Sylvain
----------
Sylvain TREPOUT, PhD, HDR
IR2 Inserm
Plateforme de Microscopie Electronique
INSERM US43 / CNRS UMS2016
Institut Curie Centre De Recherche
Centre Universitaire, Bât. 101B-110-111-112
Rue Henri Becquerel
CS 90030
91401 ORSAY Cedex, FRANCE
Phone : +33 1 69 86 30 81
Fax : +33 1 69 07 53 27
________________________________
De : 3dem <3dem-bounces at ncmir.ucsd.edu> de la part de Ludtke, Steven J. <sludtke at bcm.edu>
Envoyé : jeudi 1 avril 2021 21:53:47
À : Krishan Pandey
Cc : 3dem at ncmir.ucsd.edu
Objet : Re: [3dem] Data storage system

If you want something requiring minimal IT support but with good performance, I have purchased several of these (we use them mostly with individual workstations, then have traditional rack-mounted RAIDs for the larger archives):

Synology 12 bay NAS DiskStation DS2419+
https://urldefense.com/v3/__https://www.amazon.com/Synology-Bay-DiskStation-DS2419-Diskless/dp/B07NF987TP/ref=sr_1_3__;!!Mih3wA!WMhNo1gCXtLBsIsRWAMw9dsK1cHfWKbK5QFn-K3XiRL1wDCnTItSV4GiqU5Dni3Hbg$ <https://urldefense.com/v3/__https://www.amazon.com/Synology-Bay-DiskStation-DS2419-Diskless/dp/B07NF987TP/ref=sr_1_3__;!!Mih3wA!SIeQ8SR_6IDaerUO5wDhBalegHnwL4VNvWmoh3CWrS25yS3Dwva5vqo63Y5zyRMFbw$>

This costs ~$1500
add a 10gb network card to it (~$150) it can easily do ~950 MB/s read speed, and about 600 MB/s write speed (if you have a 10gb network to plug it into).
load it with 16 TB drives (~$4500), you get ~150 TB of usable space (configured as a RAID 6). It is all web driven and user-friendly.
it is also usable in an office environment (fairly quiet, no jet-speed fans).

so ~150 TB for $6000
It is also possible to supplement it with a second 12 bay JBOD box to double the capacity.

Don't get me wrong, this is not an optimal solution for >500 TB, but it is pretty decent for a good sized CryoEM lab.

--------------------------------------------------------------------------------------
Steven Ludtke, Ph.D. <sludtke at bcm.edu<mailto:sludtke at bcm.edu>>                      Baylor College of Medicine
Charles C. Bell Jr., Professor of Structural Biology
Dept. of Biochemistry and Molecular Biology                      (https://urldefense.com/v3/__http://www.bcm.edu/biochem__;!!Mih3wA!WMhNo1gCXtLBsIsRWAMw9dsK1cHfWKbK5QFn-K3XiRL1wDCnTItSV4GiqU4_m1Ykxg$ <https://urldefense.com/v3/__http://www.bcm.edu/biochem__;!!Mih3wA!SIeQ8SR_6IDaerUO5wDhBalegHnwL4VNvWmoh3CWrS25yS3Dwva5vqo63Y540S7Bdg$>)
Academic Director, CryoEM Core                                        (cryoem.bcm.edu<https://urldefense.com/v3/__http://cryoem.bcm.edu__;!!Mih3wA!SIeQ8SR_6IDaerUO5wDhBalegHnwL4VNvWmoh3CWrS25yS3Dwva5vqo63Y7BMMYfhA$>)
Co-Director CIBR Center                                    (https://urldefense.com/v3/__http://www.bcm.edu/research/cibr__;!!Mih3wA!WMhNo1gCXtLBsIsRWAMw9dsK1cHfWKbK5QFn-K3XiRL1wDCnTItSV4GiqU4UqaSyhg$ <https://urldefense.com/v3/__http://www.bcm.edu/research/cibr__;!!Mih3wA!SIeQ8SR_6IDaerUO5wDhBalegHnwL4VNvWmoh3CWrS25yS3Dwva5vqo63Y4j5YW4uQ$>)




On Apr 1, 2021, at 1:58 PM, Krishan Pandey <krishan.pandey at health.slu.edu<mailto:krishan.pandey at health.slu.edu>> wrote:

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________________________________
Hello,

I am requesting suggestions and cost estimates about off the shelf data storage systems to store raw cryo-EM movies and processed data for our lab. Our initial target is 150-200 TB with options to expand it in future.
We don't have much local IT support for Linux based systems, that's why I am asking for an off-the shelf system which should be easier to install and manage.

Thank you
best regards

Krishan Pandey

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