Пример:
E: Dynamic MMap ran out of room
E: Error occurred while processing armagetronad-dedicated (NewVersion1)
E: Problem with MergeList /var/lib/apt/lists/mirror.yandex.ru_debian_dists_sid_main_binary-i386_Packages
E: The package lists or status file could not be parsed or opened.

Заносим запись в /etc/apt/apt.conf или /etc/apt/apt.conf.d/70debconf или root/.aptitude/config:
APT::Cache-Limit 12582912;
Значение 12582912 можно изменять по необходимости.