CrashTest: require less free space
CrashTest: require less free space

codeaudit/mapdb,sumit784/mapdb,jankotek/MapDB,cocosli/mapdb,ffjiao/mapdb,hangum/mapdb,morfeo8marc/mapdb,jankotek/mapdb,SleimanJneidi/mapdb,binarytemple/mapdb,pettermahlen/mapdb,jankotek/MapDB,lamfire/mapdb,jankotek/mapdb