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 | Дата       |Лекция | 
 | :---:      | :---  | 
-| 05.09.2023 | [Вводная лекция](lectures/IIS_lec_1.pdf) [pptx](lectures/IIS_lec_1.pptx) | 
+| 05.09.2023 | [Вводная лекция](lectures/IIS_lec_1.pdf) [pptx](lectures/IIS_lec_1.pptx) |
+| 13.09.2023 | [Файловая система HDFS](lectures/IIS_lec_2.pdf) [pptx](lectures/IIS_lec_2.pptx) |  
 
 ## Лабораторные работы
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