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Cloud computing

Kirill Grigorchuk
Kirill Grigorchuk

Cloud computing what is it? Agenda Main items of cloud computing, main differences between IaaS, PaaS and SaaS solutions.

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弌loud 仂 亢亠 仂 舒从仂亠?! 丐 弌 弌乘丱 弌弌 丱 豫丼乘 弌弌丐 亳亳仍仍 亳亞仂从 从仂于仂亟亳亠仍 仂亟亠仍舒 亳仍亠亟仂于舒仆亳亶 亳 舒亰舒弍仂从亳 从仂仄仗舒仆亳亳 仍仂仂 亠于亠仍仂仗仄亠仆
丼仂 舒从仂亠 仂弍仍舒从仂 弍仍舒仆亠 于亳仍亠仆亳 亳仍亳 cloud computing 仂 亠仆仂仍仂亞亳 舒仗亠亟亠仍亠仆仆仂亶 仂弍舒弍仂从亳 亟舒仆仆, 于 从仂仂仂亶 从仂仄仗ﾑ亠仆亠 亠 亳 仄仂仆仂亳 仗亠亟仂舒于仍ﾑ 仗仂仍亰仂于舒亠仍 从舒从 亳仆亠仆亠-亠于亳.
丼仂 舒从仂亠 仂弍仍舒从仂 仂弍亠仄 仍舒亠, 亠仍亳从仂仄 亠亠仆亳 仆舒 弍舒亰亠 仂弍仍舒从仂于 仄仂亢仆仂 仗亠亟舒于亳 于 于亳亟亠 仗亳舒仄亳亟.
丼仂 舒从仂亠 IaaS
丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仆舒从舒 从舒从 亠于亳 (Infrastructure as a Service) 仂 仗亠亟仂舒于仍亠仆亳亠 从仂仄仗ﾑ亠仆仂亶 亳仆舒从 (从舒从 仗舒于亳仍仂 于 仂仄亠 于亳舒仍亳亰舒亳亳) 于 从舒亠于亠 仍亞亳 仆舒 仂仆仂于亠 从仂仆亠仗亳亳 仂弍仍舒仆 于亳仍亠仆亳亶.
丼仂 舒从仂亠 仂弍仍舒从仂 IaaS IaaS 仂仂亳 亳亰 亠 仂仆仂于仆 从仂仄仗仂仆亠仆仂于: 1. 仗仗舒舒仆亠 亠亟于舒 (亠于亠, 亳亠仄 舒仆亠仆亳 亟舒仆仆, 从仍亳亠仆从亳亠 亳亠仄, 亠亠于仂亠 仂弍仂亟仂于舒仆亳亠); 2. 仗亠舒亳仂仆仆亠 亳亠仄 亳 (亠亟于舒 于亳舒仍亳亰舒亳亳, 舒于仂仄舒亳亰舒亳亳, 仂仆仂于仆亠 亠亟于舒 仗舒于仍亠仆亳 亠舒仄亳); 3. 弌于磶ﾑ亠亠 (仆舒仗亳仄亠, 亟仍 仗舒于仍亠仆亳 亳亠仄舒仄亳).
丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳: ≒ 丕亳仍亳亰舒亳 亠仂于; ≒ ﾐ莞勤却仆舒 从仂仆仂仄亳: ≒ 弌仂从舒亠仆亳亠 从舒仗亳舒仍仆 于仍仂亢亠仆亳亶; ≒ 亠舒仍仆仂亠 亳仗仂仍亰仂于舒仆亳亠 亠仂于. ≒ 亟亳仆舒 亳亠仄舒 仗舒于仍亠仆亳; ≒ 舒亠于亠仆仆舒 舒亳亠从舒.
丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仍舒亳亳从舒亳 Iaas ≒ Public Cloud ≒ Private Cloud ≒ Hybrid Cloud
丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仂仍亳 仆从舒 仂弍仍舒仆 IaaS 仗仂于舒亶亟亠仂于 (仗仂 于从亠) 2010亞., 仄仍仆 $ 弌丿 仂 仄舒亠亳舒仍舒仄 仂亠舒 The 451 Group, Cloud Heavyweights Shape th IaaS Landscape, August 2010, and Cloud Computing: As-A-Service Market Sizing, October 2010
丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 弌乘 弌丐乂 ≒ IBM Cloudburst ≒ BlueLock's IaaS ≒ Rackspace ≒ VMware vCloud ≒ OpenStack ≒ Amazon AWS ≒ Verizon ≒ Savvis ≒ SoftLayer ≒ GoGrid ≒ Oracle Cloud Services ≒ Flexiscale ≒ Rightscale ≒ Joyent IaaS ≒ Eucalyptus ≒ Enomaly
丼仂 舒从仂亠 PaaS
丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 仍舒仂仄舒 从舒从 亠于亳 (Platform as a Service) 仂 仗亠亟仂舒于仍亠仆亳亠 亳仆亠亞亳仂于舒仆仆仂亶 仗仍舒仂仄 亟仍 舒亰舒弍仂从亳, 亠亳仂于舒仆亳, 舒亰于亠于舒仆亳 亳 仗仂亟亟亠亢从亳 于亠弍-仗亳仍仂亢亠仆亳亶 从舒从 仍亞亳, 仂亞舒仆亳亰仂于舒仆仆舒 仆舒 仂仆仂于亠 从仂仆亠仗亳亳 仂弍仍舒仆 于亳仍亠仆亳亶. 仂-亳 PaaS 仂 仆舒亟仂亶从舒 仆舒亟 IaaS.
丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳: ≒ 舒舒弍亳亠仄仂; ≒ ﾐ莞勤却仆舒 从仂仆仂仄亳; ≒ 从舒亰仂仂亶亳于仂; ≒ 亠亰仂仗舒仆仂; ≒ 舒亰于亠于舒仆亳亠 仗亳仍仂亢亠仆亳亶; ≒ 弌从仂仂 舒亰舒弍仂从亳; ≒ 仂仗 仍ﾐ頴笑 仂从亳 亠亳 仆亠仆亠.
丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 仂仍亳 仗仂舒于亳从仂于 PaaS 亠亠仆亳亶 2009亞., 仗仂 亟仂仂亟, 于 % 仂仆亳从: IDC, Morgan Stanley Research
丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 弌乘 弌丐乂 PAAS 丿 ≒ Cloud Foundry ≒ OpSource Connect ≒ Google App Engine ≒ Boomi ≒ Mule OnDemand ≒ Microsoft Azure Services ≒ Heroku PaaS ≒ Force.com platform ≒ Cast iron (IBM) ≒ Fujitsu Messaging as a ≒ Wolf PaaS Service (MaaS) ≒ Longjump PaaS ≒ cloudMQ - MaaS ≒ RightScale ≒ Amazon Elastic Beanstalk ≒ Engine Yard
丼仂 舒从仂亠 SaaS
丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 仂亞舒仄仄仆仂亠 仂弍亠仗亠亠仆亳亠 仗仂 亠弍仂于舒仆亳 (Software as a Service) 仂 弍亳亰仆亠 仄仂亟亠仍 仗仂亟舒亢亳 亳 亳仗仂仍亰仂于舒仆亳 仗仂亞舒仄仄仆仂亞仂 仂弍亠仗亠亠仆亳, 仗亳 从仂仂仂亶 仗仂舒于亳从 舒亰舒弍舒于舒亠 于亠弍-仗亳仍仂亢亠仆亳亠 亳 舒仄仂仂亠仍仆仂 仗舒于仍磳 亳仄, 仗亠亟仂舒于仍 亰舒从舒亰亳从舒仄 亟仂仗 从 仗仂亞舒仄仄仆仂仄 仂弍亠仗亠亠仆亳 亠亠亰 仆亠仆亠.
丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳 仍 从仂仆亠仆 仗仂亠弍亳亠仍亠亶 SaaS 亠亠仆亳亶: ≒ 仂亠 仆舒舒仍仂 亳仗仂仍亰仂于舒仆亳; ≒ 丕亟舒仍亠仆仆仂亠 亳仗仂仍亰仂于舒仆亳亠; ≒ 亠仆亟舒 亠亠仆亳; ≒ 弌仂于仄亠仆舒 舒弍仂舒; ≒ 亅从仂仆仂仄亳 弍ﾐ莞勤却舒: ≒ 舒亰于亠于舒仆亳亠 亠亠仆亳; ≒ 弍亠仆亳亠. ≒ 亠亞亟舒 于亠亢舒 于亠亳; ≒ 仍亳仗仍舒仂仄亠仆仆仂.
丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳 仍 舒亰舒弍仂亳从舒 SaaS 亠亠仆亳亶 ≒ 仂亠 于仆亠亟亠仆亳亠; ≒ 仂亟亟亠亢从舒 仗仂仍亰仂于舒亠仍亠亶; ≒ 亳亠仆亰亳仂于舒仆亳亠; ≒ 舒亳舒 亳仆于亠亳亳亶; ≒ 丕于亠仍亳亠仆亳亠 仗仂亟舒亢: ≒ 仂仍亳亠于仂 仗仂亠弍亳亠仍亠亶; ≒ 舒从亠亳仆亞仂于舒 于仂仍仆舒; ≒ 亠舒仍亳亰舒亳 仆舒 亞仍仂弍舒仍仆仂仄 仆从亠.
丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 弍亠仄 仆从舒 SaaS 亠亠仆亳亶, 于 仄仍仆. $ 弌丿 仂仆亳从: IDC, Morgan Stanley Research
于仂亟
丼仂 舒从仂亠 仂弍仍舒从仂 于仂亟 丐舒从 于亠-舒从亳, 仂弍仍舒从舒 仂 仂仂仂 亳仍亳 仗仍仂仂? ≒ 仂亰仄仂亢仆仂亳; ≒ 仍ﾐ頴湖 仂弍仍舒从舒; ≒ 丶亳 舒从ﾑ 仗仂-舒亰仆仂仄;
丼仂 舒从仂亠 仂弍仍舒从仂 于仂亟 亳仆 ≒ 仆仂亳亠仍仆舒 仍仂亢仆仂 仗亠亠亟亠仍从亳 仗亳仍仂亢亠仆亳亶; ≒ 于亳亠 仆亳于亠舒仍仆仂亳 舒弍仂 于 仂弍仍舒从舒 舒亰仆 仗仂于舒亶亟亠仂于; ≒ 舒亰舒弍仂从舒 仗亳仍仂亢亠仆亳亶, 亳于舒ﾑ亳 亳亟亠仂仍仂亞亳 舒弍仂 于 仂弍仍舒从亠.
丼仂 舒从仂亠 仂弍仍舒从仂 于仂亟 仍ﾑ ≒ 亠亞从仂 亳仗仂仍亰仂于舒仆亳 仗亳 仄舒仍 仆舒亞亰从舒 亳 仗仂 舒亳亠从舒; ≒ 舒亠于仂 亳 于仂亰仄仂亢仆仂亳 亳仆舒从; ≒ 亅从仂仆仂仄亳 于仂 于亠仄 仗亳仂弍亠亠仆亳亳 亳 亳仗仂仍亰仂于舒仆亳.
仂仗仂? 亳亳仍仍 亳亞仂从 从仂于仂亟亳亠仍 仂亟亠仍舒 亳仍亠亟仂于舒仆亳亶 亳 仗仍仂亟亳仄亠仆 舒亰舒弍仂从亳 从仂仄仗舒仆亳亳 仍仂仂 亠于亠仍仂仗仄亠仆 kirill.grigorchuk@altoros.com

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Cloud computing

  • 1. 弌loud 仂 亢亠 仂 舒从仂亠?! 丐 弌 弌乘丱 弌弌 丱 豫丼乘 弌弌丐 亳亳仍仍 亳亞仂从 从仂于仂亟亳亠仍 仂亟亠仍舒 亳仍亠亟仂于舒仆亳亶 亳 舒亰舒弍仂从亳 从仂仄仗舒仆亳亳 仍仂仂 亠于亠仍仂仗仄亠仆
  • 2. 丼仂 舒从仂亠 仂弍仍舒从仂 弍仍舒仆亠 于亳仍亠仆亳 亳仍亳 cloud computing 仂 亠仆仂仍仂亞亳 舒仗亠亟亠仍亠仆仆仂亶 仂弍舒弍仂从亳 亟舒仆仆, 于 从仂仂仂亶 从仂仄仗ﾑ亠仆亠 亠 亳 仄仂仆仂亳 仗亠亟仂舒于仍ﾑ 仗仂仍亰仂于舒亠仍 从舒从 亳仆亠仆亠-亠于亳.
  • 3. 丼仂 舒从仂亠 仂弍仍舒从仂 仂弍亠仄 仍舒亠, 亠仍亳从仂仄 亠亠仆亳 仆舒 弍舒亰亠 仂弍仍舒从仂于 仄仂亢仆仂 仗亠亟舒于亳 于 于亳亟亠 仗亳舒仄亳亟.
  • 5. 丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仆舒从舒 从舒从 亠于亳 (Infrastructure as a Service) 仂 仗亠亟仂舒于仍亠仆亳亠 从仂仄仗ﾑ亠仆仂亶 亳仆舒从 (从舒从 仗舒于亳仍仂 于 仂仄亠 于亳舒仍亳亰舒亳亳) 于 从舒亠于亠 仍亞亳 仆舒 仂仆仂于亠 从仂仆亠仗亳亳 仂弍仍舒仆 于亳仍亠仆亳亶.
  • 6. 丼仂 舒从仂亠 仂弍仍舒从仂 IaaS IaaS 仂仂亳 亳亰 亠 仂仆仂于仆 从仂仄仗仂仆亠仆仂于: 1. 仗仗舒舒仆亠 亠亟于舒 (亠于亠, 亳亠仄 舒仆亠仆亳 亟舒仆仆, 从仍亳亠仆从亳亠 亳亠仄, 亠亠于仂亠 仂弍仂亟仂于舒仆亳亠); 2. 仗亠舒亳仂仆仆亠 亳亠仄 亳 (亠亟于舒 于亳舒仍亳亰舒亳亳, 舒于仂仄舒亳亰舒亳亳, 仂仆仂于仆亠 亠亟于舒 仗舒于仍亠仆亳 亠舒仄亳); 3. 弌于磶ﾑ亠亠 (仆舒仗亳仄亠, 亟仍 仗舒于仍亠仆亳 亳亠仄舒仄亳).
  • 7. 丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳: ≒ 丕亳仍亳亰舒亳 亠仂于; ≒ ﾐ莞勤却仆舒 从仂仆仂仄亳: ≒ 弌仂从舒亠仆亳亠 从舒仗亳舒仍仆 于仍仂亢亠仆亳亶; ≒ 亠舒仍仆仂亠 亳仗仂仍亰仂于舒仆亳亠 亠仂于. ≒ 亟亳仆舒 亳亠仄舒 仗舒于仍亠仆亳; ≒ 舒亠于亠仆仆舒 舒亳亠从舒.
  • 8. 丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仍舒亳亳从舒亳 Iaas ≒ Public Cloud ≒ Private Cloud ≒ Hybrid Cloud
  • 9. 丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 仂仍亳 仆从舒 仂弍仍舒仆 IaaS 仗仂于舒亶亟亠仂于 (仗仂 于从亠) 2010亞., 仄仍仆 $ 弌丿 仂 仄舒亠亳舒仍舒仄 仂亠舒 The 451 Group, Cloud Heavyweights Shape th IaaS Landscape, August 2010, and Cloud Computing: As-A-Service Market Sizing, October 2010
  • 10. 丼仂 舒从仂亠 仂弍仍舒从仂 IaaS 弌乘 弌丐乂 ≒ IBM Cloudburst ≒ BlueLock's IaaS ≒ Rackspace ≒ VMware vCloud ≒ OpenStack ≒ Amazon AWS ≒ Verizon ≒ Savvis ≒ SoftLayer ≒ GoGrid ≒ Oracle Cloud Services ≒ Flexiscale ≒ Rightscale ≒ Joyent IaaS ≒ Eucalyptus ≒ Enomaly
  • 12. 丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 仍舒仂仄舒 从舒从 亠于亳 (Platform as a Service) 仂 仗亠亟仂舒于仍亠仆亳亠 亳仆亠亞亳仂于舒仆仆仂亶 仗仍舒仂仄 亟仍 舒亰舒弍仂从亳, 亠亳仂于舒仆亳, 舒亰于亠于舒仆亳 亳 仗仂亟亟亠亢从亳 于亠弍-仗亳仍仂亢亠仆亳亶 从舒从 仍亞亳, 仂亞舒仆亳亰仂于舒仆仆舒 仆舒 仂仆仂于亠 从仂仆亠仗亳亳 仂弍仍舒仆 于亳仍亠仆亳亶. 仂-亳 PaaS 仂 仆舒亟仂亶从舒 仆舒亟 IaaS.
  • 13. 丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳: ≒ 舒舒弍亳亠仄仂; ≒ ﾐ莞勤却仆舒 从仂仆仂仄亳; ≒ 从舒亰仂仂亶亳于仂; ≒ 亠亰仂仗舒仆仂; ≒ 舒亰于亠于舒仆亳亠 仗亳仍仂亢亠仆亳亶; ≒ 弌从仂仂 舒亰舒弍仂从亳; ≒ 仂仗 仍ﾐ頴笑 仂从亳 亠亳 仆亠仆亠.
  • 14. 丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 仂仍亳 仗仂舒于亳从仂于 PaaS 亠亠仆亳亶 2009亞., 仗仂 亟仂仂亟, 于 % 仂仆亳从: IDC, Morgan Stanley Research
  • 15. 丼仂 舒从仂亠 仂弍仍舒从仂 PaaS 弌乘 弌丐乂 PAAS 丿 ≒ Cloud Foundry ≒ OpSource Connect ≒ Google App Engine ≒ Boomi ≒ Mule OnDemand ≒ Microsoft Azure Services ≒ Heroku PaaS ≒ Force.com platform ≒ Cast iron (IBM) ≒ Fujitsu Messaging as a ≒ Wolf PaaS Service (MaaS) ≒ Longjump PaaS ≒ cloudMQ - MaaS ≒ RightScale ≒ Amazon Elastic Beanstalk ≒ Engine Yard
  • 17. 丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 仂亞舒仄仄仆仂亠 仂弍亠仗亠亠仆亳亠 仗仂 亠弍仂于舒仆亳 (Software as a Service) 仂 弍亳亰仆亠 仄仂亟亠仍 仗仂亟舒亢亳 亳 亳仗仂仍亰仂于舒仆亳 仗仂亞舒仄仄仆仂亞仂 仂弍亠仗亠亠仆亳, 仗亳 从仂仂仂亶 仗仂舒于亳从 舒亰舒弍舒于舒亠 于亠弍-仗亳仍仂亢亠仆亳亠 亳 舒仄仂仂亠仍仆仂 仗舒于仍磳 亳仄, 仗亠亟仂舒于仍 亰舒从舒亰亳从舒仄 亟仂仗 从 仗仂亞舒仄仄仆仂仄 仂弍亠仗亠亠仆亳 亠亠亰 仆亠仆亠.
  • 18. 丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳 仍 从仂仆亠仆 仗仂亠弍亳亠仍亠亶 SaaS 亠亠仆亳亶: ≒ 仂亠 仆舒舒仍仂 亳仗仂仍亰仂于舒仆亳; ≒ 丕亟舒仍亠仆仆仂亠 亳仗仂仍亰仂于舒仆亳亠; ≒ 亠仆亟舒 亠亠仆亳; ≒ 弌仂于仄亠仆舒 舒弍仂舒; ≒ 亅从仂仆仂仄亳 弍ﾐ莞勤却舒: ≒ 舒亰于亠于舒仆亳亠 亠亠仆亳; ≒ 弍亠仆亳亠. ≒ 亠亞亟舒 于亠亢舒 于亠亳; ≒ 仍亳仗仍舒仂仄亠仆仆仂.
  • 19. 丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 仍ﾑ亠于亠 仂仂弍亠仆仆仂亳 仍 舒亰舒弍仂亳从舒 SaaS 亠亠仆亳亶 ≒ 仂亠 于仆亠亟亠仆亳亠; ≒ 仂亟亟亠亢从舒 仗仂仍亰仂于舒亠仍亠亶; ≒ 亳亠仆亰亳仂于舒仆亳亠; ≒ 舒亳舒 亳仆于亠亳亳亶; ≒ 丕于亠仍亳亠仆亳亠 仗仂亟舒亢: ≒ 仂仍亳亠于仂 仗仂亠弍亳亠仍亠亶; ≒ 舒从亠亳仆亞仂于舒 于仂仍仆舒; ≒ 亠舒仍亳亰舒亳 仆舒 亞仍仂弍舒仍仆仂仄 仆从亠.
  • 20. 丼仂 舒从仂亠 仂弍仍舒从仂 SaaS 弍亠仄 仆从舒 SaaS 亠亠仆亳亶, 于 仄仍仆. $ 弌丿 仂仆亳从: IDC, Morgan Stanley Research
  • 22. 丼仂 舒从仂亠 仂弍仍舒从仂 于仂亟 丐舒从 于亠-舒从亳, 仂弍仍舒从舒 仂 仂仂仂 亳仍亳 仗仍仂仂? ≒ 仂亰仄仂亢仆仂亳; ≒ 仍ﾐ頴湖 仂弍仍舒从舒; ≒ 丶亳 舒从ﾑ 仗仂-舒亰仆仂仄;
  • 23. 丼仂 舒从仂亠 仂弍仍舒从仂 于仂亟 亳仆 ≒ 仆仂亳亠仍仆舒 仍仂亢仆仂 仗亠亠亟亠仍从亳 仗亳仍仂亢亠仆亳亶; ≒ 于亳亠 仆亳于亠舒仍仆仂亳 舒弍仂 于 仂弍仍舒从舒 舒亰仆 仗仂于舒亶亟亠仂于; ≒ 舒亰舒弍仂从舒 仗亳仍仂亢亠仆亳亶, 亳于舒ﾑ亳 亳亟亠仂仍仂亞亳 舒弍仂 于 仂弍仍舒从亠.
  • 24. 丼仂 舒从仂亠 仂弍仍舒从仂 于仂亟 仍ﾑ ≒ 亠亞从仂 亳仗仂仍亰仂于舒仆亳 仗亳 仄舒仍 仆舒亞亰从舒 亳 仗仂 舒亳亠从舒; ≒ 舒亠于仂 亳 于仂亰仄仂亢仆仂亳 亳仆舒从; ≒ 亅从仂仆仂仄亳 于仂 于亠仄 仗亳仂弍亠亠仆亳亳 亳 亳仗仂仍亰仂于舒仆亳.
  • 25. 仂仗仂? 亳亳仍仍 亳亞仂从 从仂于仂亟亳亠仍 仂亟亠仍舒 亳仍亠亟仂于舒仆亳亶 亳 仗仍仂亟亳仄亠仆 舒亰舒弍仂从亳 从仂仄仗舒仆亳亳 仍仂仂 亠于亠仍仂仗仄亠仆 kirill.grigorchuk@altoros.com