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Can you please kindly let me know the server spec required to support this volume?

Hi, I am trying to install PrestaShop 7.1 in CentOS 7 platform. I am getting the below error, I have already provided permission 777 to the folders. Can anyone help me to fix this issue. Warning: rename(/var/www/html/prestashop/app/cache/dev/class_index.php): failed to open stream: Permission denied in /var/www/html/prestashop/classes/PrestaShopAutoload.php on line 254 Warning: rename(/tmp/class_index.phpvCmeFr,/var/www/html/prestashop/app/cache/dev/class_index.php): Permission denied in /var/www/html/prestashop/classes/PrestaShopAutoload.php on line 254 Warning: rename(/var/www/html/prestashop/app/cache/dev/class_stub.php): failed to open stream: Permission denied in /var/www/html/prestashop/classes/PrestaShopAutoload.php on line 254 Warning: rename(/tmp/class_stub.phpMTe8gX,/var/www/html/prestashop/app/cache/dev/class_stub.php): Permission denied in /var/www/html/prestashop/classes/PrestaShopAutoload.php on line 254 Warning: rename(/var/www/html/prestashop/app/cache/dev/namespaced_class_stub.php): failed to open stream: Permission denied in /var/www/html/prestashop/classes/PrestaShopAutoload.php on line 254 Warning: rename(/tmp/namespaced_class_stub.phpqZV7Ss,/var/www/html/prestashop/app/cache/dev/namespaced_class_stub.php): Permission denied in /var/www/html/prestashop/classes/PrestaShopAutoload.php on line 254 Fatal error: Uncaught exception 'Symfony\Component\Filesystem\Exception\IOException' with message 'Unable to write to the "/var/www/html/prestashop/app/cache/dev" directory.' in /var/www/html/prestashop/vendor/symfony/symfony/src/Symfony/Component/Filesystem/Filesystem.php:550 Stack trace: #0 /var/www/html/prestashop/vendor/symfony/symfony/src/Symfony/Component/Config/ResourceCheckerConfigCache.php(114): Symfony\Component\Filesystem\Filesystem->dumpFile('/var/www/html/p...', '<?php\n\nuse Symf...', NULL) #1 /var/www/html/prestashop/vendor/symfony/symfony/src/Symfony/Component/Translation/Translator.php(369): Symfony\Component\Config\ResourceCheckerConfigCache->write('<?php\n\nuse Symf...', Array) #2 /var/www/html/prestashop/vendor/symfony/symfony/src/Symfony/Component/Translation/Translator.php(329): Symfony\Component\Translation\Translator->dumpCatalogue('en-US', Object(Symfony\Component\Config\ConfigCache)) #3 [internal function]: Symfony\Component\Translation\Translator->Symfony\Component\Translation\{closure}(Object(S in /var/www/html/prestashop/vendor/symfony/symfony/src/Symfony/Component/Filesystem/Filesystem.php on line 550