besides the physx crashes we get this too

Version 1.44.130654
Fault time: 2015/05/07 05:26:16
Fault address: 01BD67AA 01:00DE57AA C:\Gameserver\arma3\King_of_the_Hill_1\arma3server.exe
file: AFC-KingOfTheHill-SouthernRuins (__cur_mp)
world: Altis
Prev. code bytes: 0F 82 68 03 00 00 0F BA 25 48 6C EF 01 01 73 07
Fault code bytes: F3 A4 E9 17 03 00 00 81 F9 80 00 00 00 0F 82 CE

Registers:
EAX:00000004 EBX:00000000
ECX:00000004 EDX:00000004
ESI:00000000 EDI:0285B0D8
CS:EIP:0023:01BD67AA
SS:ESP:002B:0285B088 EBP:00000001
DS:002B ES:002B FS:0053 GS:002B

Flags:00210207

note: Minidump has been generated into the file afc_arma3\arma3server_2015-05-06_22-54-46.mdmp

look in the attachment for the logs