Vsun cluster vmware

As Microsoft, VMware has a Software-Defined Storage solution called vSAN which is currently in version 6.2. This solution enables to aggregate local device storages as mechanical disks or SSD and create a highly available datastore. There are two deployment models: hybrid solution and full-flash solution. In hybrid solution, you must have flash cache devices and […]

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Добавляем права на чтение пользователю в postgres. ОШИБКА: нет доступа к отношению

Добавляем права на чтение пользователю в postgres. ОШИБКА: нет доступа к отношению CREATE ROLE newuser2 WITH LOGIN ENCRYPTED PASSWORD ‘newpass’; ALTER DEFAULT PRIVILEGES IN SCHEMA public GRANT SELECT ON TABLES TO newuser2; GRANT USAGE ON SCHEMA public to newuser2; GRANT SELECT ON ALL SEQUENCES IN SCHEMA public TO newuser2; GRANT SELECT ON ALL TABLES IN […]

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Хранилище на cepth на 3 нодах

Ceph is an open source storage platform which is designed for modern storage needs. Ceph is scalable to the exabyte level and designed to have no single points of failure making it ideal for applications which require highly available flexible storage. The below diagram shows the layout of an example 3 node cluster with Ceph […]

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