# cat /etc/redhat-release
CentOS Linux release 7.5.1804 (Core)
# qemu-system-x86_64 --version
(process:31403): GLib-WARNING **: gmem.c:483: custom memory allocation vtable not supported
QEMU emulator version 2.0.0, Copyright (c) 2003-2008 Fabrice Bellard
# ....................raw,iops=4000,if=scsi,index=0,media=disk
Error MSG
........
qemu: Unknown device 'lsi53c895a' for bus 'PCI'
