这些203mm履带式自行榴弹炮对乌克兰的防御作战至关重要，特别是在俄乌武装冲突爆发后的最初几个月，在基辅保卫战和随后的东线作战期间发挥了重要作用。经过三年多的战斗，现在这些巨型火炮的弹药已经严重短缺。

The Russian Army has received the first 2S7M ‘Malka’ 203mm self-propelled artillery ... fire control mechanisms and the strength of the 2A44 gun, Rostec said. "This is one of the world ...