272900
Software-based storage usually implements the same level of functionality as conventional storage systems such as : To keep costs low Software-based storage is usually built with commodity x86-based servers and use direct attached or server integrated storage devices such as disks or SSD .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None