replacement_timeout
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/6/html/storage_administration_guide/iscsi-replacement-timeout
iSCSI Settings With dm-multipath
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/5/html/online_storage_reconfiguration_guide/iscsi-modifying-link-loss-behavior-dmmultipath
INCREASE DEFAULT VALUE OF _ASM_HBEATIOWAIT
https://support.oracle.com/epmos/faces/BugDisplay?_afrLoop=358983861001470&id=18740671&_afrWindowMode=0&_adf.ctrl-state=kf29bm1ug_224
