diff --git a/xCAT-server/share/xcat/install/rh/compute.rhels8.pkglist b/xCAT-server/share/xcat/install/rh/compute.rhels8.pkglist
index 527ec9825..5ecd9605c 100644
--- a/xCAT-server/share/xcat/install/rh/compute.rhels8.pkglist
+++ b/xCAT-server/share/xcat/install/rh/compute.rhels8.pkglist
@@ -5,3 +5,4 @@ nfs-utils
 openssh-server
 rsync
 util-linux
+wget
diff --git a/xCAT-server/share/xcat/netboot/rh/compute.rhels8.ppc64le.pkglist b/xCAT-server/share/xcat/netboot/rh/compute.rhels8.ppc64le.pkglist
index b624d9a8a..f10a83507 100644
--- a/xCAT-server/share/xcat/netboot/rh/compute.rhels8.ppc64le.pkglist
+++ b/xCAT-server/share/xcat/netboot/rh/compute.rhels8.ppc64le.pkglist
@@ -31,3 +31,4 @@ tar
 util-linux
 vim-minimal
 xz
+wget
diff --git a/xCAT-server/share/xcat/netboot/rh/compute.rhels8.x86_64.pkglist b/xCAT-server/share/xcat/netboot/rh/compute.rhels8.x86_64.pkglist
index 14f30306a..03f7d93ec 100644
--- a/xCAT-server/share/xcat/netboot/rh/compute.rhels8.x86_64.pkglist
+++ b/xCAT-server/share/xcat/netboot/rh/compute.rhels8.x86_64.pkglist
@@ -29,3 +29,4 @@ tar
 util-linux
 vim-minimal
 xz
+wget
diff --git a/xCAT-test/autotest/testcase/UT_openbmc/reventlog_resolved_cases0 b/xCAT-test/autotest/testcase/UT_openbmc/reventlog_resolved_cases0
index 448eb3435..efbace4c8 100644
--- a/xCAT-test/autotest/testcase/UT_openbmc/reventlog_resolved_cases0
+++ b/xCAT-test/autotest/testcase/UT_openbmc/reventlog_resolved_cases0
@@ -25,7 +25,7 @@ hcp:openbmc
 label:cn_bmc_ready,hctrl_openbmc
 cmd:reventlog $$CN resolved 1,2,3
 check:rc==1
-check:output=~Error: (\[.*?\]: )?Usage error. Provide a comma separated
+check:output=~Error: (\[.*?\]: )?Only one option is supported at the same time for reventlog
 end
 
 start:reventlog_resolved_parse_error4
@@ -35,7 +35,7 @@ hcp:openbmc
 label:cn_bmc_ready,hctrl_openbmc
 cmd:reventlog $$CN resolved=-1
 check:rc==1
-check:output=~Error: (\[.*?\]: )?Invalid ID=
+check:output=~Error: (\[.*?\]: )?Invalid ID:
 end
 
 start:reventlog_resolved_parse_error5
@@ -45,7 +45,7 @@ hcp:openbmc
 label:cn_bmc_ready,hctrl_openbmc
 cmd:reventlog $$CN resolved=abc
 check:rc==1
-check:output=~Error: (\[.*?\]: )?Invalid ID=
+check:output=~Error: (\[.*?\]: )?Invalid ID:
 end
 
 start:reventlog_resolved_list
@@ -54,7 +54,7 @@ os:Linux
 hcp:openbmc
 label:cn_bmc_ready,hctrl_openbmc
 cmd:reventlog $$CN resolved=100,101
-check:rc==0
+check:rc==1
 check:output=~Attempting to resolve the following log entries: 100,101...
 end
 
@@ -64,6 +64,6 @@ os:Linux
 hcp:openbmc
 label:cn_bmc_ready,hctrl_openbmc
 cmd:reventlog $$CN resolved=Led
-check:rc==0
+check:rc==1
 check:output=~Attempting to resolve the following log entries: Led...
 end
diff --git a/xCAT-test/autotest/testcase/UT_openbmc/rspconfig_cases0 b/xCAT-test/autotest/testcase/UT_openbmc/rspconfig_cases0
index 01eb49a07..d6cac63f8 100644
--- a/xCAT-test/autotest/testcase/UT_openbmc/rspconfig_cases0
+++ b/xCAT-test/autotest/testcase/UT_openbmc/rspconfig_cases0
@@ -50,7 +50,7 @@ check:output=~$$CN: BMC Hostname:
 # Set to witherspoon first
 cmd:rspconfig $$CN hostname=witherspoon
 check:rc==0
-check:output=~$$CN: BMC Setting Hostname...
+check:output=~$$CN: BMC Setting BMC Hostname...
 # Check that it's set to witherspoon
 cmd:rspconfig $$CN hostname
 check:rc==0
@@ -58,7 +58,7 @@ check:output=~$$CN: BMC Hostname: witherspoon
 # Set to <host>-UTset
 cmd:rspconfig $$CN hostname=$$CN-UTset
 check:rc==0
-check:output=~$$CN: BMC Setting Hostname...
+check:output=~$$CN: BMC Setting BMC Hostname...
 # Check that it's set
 cmd:rspconfig $$CN hostname
 check:rc==0
@@ -66,7 +66,7 @@ check:output=~$$CN: BMC Hostname: $$CN-UTset
 # Restore to saved version
 cmd:grep BMC /tmp/xcattest.rspconfig.hostname  | cut -d' ' -f4 | xargs -i{} rspconfig $$CN hostname={}
 check:rc==0
-check:output=~$$CN: BMC Setting Hostname...
+check:output=~$$CN: BMC Setting BMC Hostname...
 cmd:rspconfig $$CN hostname
 check:rc==0
 check:output=~$$CN: BMC Hostname:
diff --git a/xCAT-test/autotest/testcase/installation/setup_vm b/xCAT-test/autotest/testcase/installation/setup_vm
index 781799a39..ada8c99a9 100644
--- a/xCAT-test/autotest/testcase/installation/setup_vm
+++ b/xCAT-test/autotest/testcase/installation/setup_vm
@@ -1,20 +1,29 @@
 start:setup_vm
-description:set up vm environment
-cmd:var=`expr substr "__GETNODEATTR($$CN,vmstorage)__" 1 3`;echo $var;if [ "__GETNODEATTR($$CN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" -a "__GETNODEATTR($$CN,mgt)__" != "openbmc" ];then rmvm $$CN -f -p;if [[ "$var" = "phy" ]]; then mkvm $$CN;exit $? ; elif  [[ "$var" = "dir" ]];then mkvm $$CN ; rmvm $$CN -f -p ; mkvm $$CN -s 20G ;exit $? ;elif [ "$var" = "nfs" -o "$var" = "lvm" ];then echo  "Need to fix me. ";exit 2;else echo "Could not surpport vmstorage.";exit 3;fi;fi
+description:reset up vm environment if need 
+label:others
+cmd:if [ "__GETNODEATTR($$CN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" -a "__GETNODEATTR($$CN,mgt)__" != "openbmc" ];then echo "CN node $$CN is a vm which mgt is __GETNODEATTR($$CN,mgt)__, start to recreate the vm now"; echo "rmvm $$CN -f -p";rpower $$CN off; sleep 3; rmvm $$CN -f -p; var=`expr substr "__GETNODEATTR($$CN,vmstorage)__" 1 3`; echo "The disk create way of $$CN is $var"; if [ "$var" = "phy" ]; then echo "mkvm $$CN"; mkvm $$CN; exit $?; elif [ "$var" = "dir" ]; then echo "mkvm $$CN -s 20G"; mkvm $$CN -s 20G; exit $?; elif ["$var" = "nfs" -o "$var" = "lvm" ];then echo  "Need to fix me"; exit 2; else echo "unsupported disk creation way"; exit 3;fi;else echo "CN node $$CN is a non-VM; do not need to recreate it";fi 
 check:rc==0
-cmd:rpower $$CN on
+
+cmd:if [ "__GETNODEATTR($$CN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" -a  "__GETNODEATTR($$CN,mgt)__" != "openbmc" ]; then echo "CN node is a vm, need to repower it on"; echo "rpower $$CN on"; rpower $$CN on; else echo "CN node $$CN is a non-VM; do not need to repower on it"; fi
 check:rc==0
+
 cmd:rpower $$CN stat
 check:output=~on
-cmd:var=`expr substr "__GETNODEATTR($$SN,vmstorage)__" 1 3`;echo $var;if [ "__GETNODEATTR($$SN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" -a  "__GETNODEATTR($$CN,mgt)__" != "openbmc" ];then rmvm $$SN -f -p;if [[ "$var" = "phy" ]]; then mkvm $$SN;exit $? ; elif  [[ "$var" = "dir" ]];then mkvm $$SN ; rmvm $$SN -f -p ; mkvm $$SN -s 20G ;exit $? ;elif [ "$var" = "nfs" -o "$var" = "lvm" ];then echo  "Need to fix me. ";exit 2;else echo "Could not surpport vmstorage.";exit 3;fi;fi
+
+cmd:if [ "__GETNODEATTR($$CN,arch)__" != "ppc64" -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" -a "__GETNODEATTR($$CN,mgt)__" != "openbmc" ]; then tabdump -w node==$$CN kvm_nodedata; fi
 check:rc==0
-cmd:rpower $$SN on
+
+cmd:if [ "__GETNODEATTR($$SN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" -a "__GETNODEATTR($$SN,mgt)__" != "openbmc" ];then echo "SN node $$SN is a vm which mgt is __GETNODEATTR($$SN,mgt)__, start to recreate the vm now"; echo "rmvm $$SN -f -p"; rpower $$SN off; sleep 3; rmvm $$SN -f -p; var=`expr substr "__GETNODEATTR($$SN,vmstorage)__" 1 3`; echo "The disk create way of $$SN is $var"; if [ "$var" = "phy" ]; then echo "mkvm $$SN"; mkvm $$SN; exit $?; elif [ "$var" = "dir" ]; then echo "mkvm $$SN -s 20G"; mkvm $$SN -s 20G; exit $?; elif ["$var" = "nfs" -o "$var" = "lvm" ];then echo  "Need to fix me"; exit 2; else echo "unsupported disk creation way"; exit 3;fi;else echo "SN node $$SN is a non-VM; do not need to recreate it";fi 
 check:rc==0
+
+
+cmd:if [ "__GETNODEATTR($$SN,arch)__" != "ppc64"  -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" -a  "__GETNODEATTR($$SN,mgt)__" != "openbmc" ];then echo "SN node $$SN is a VM, need to rpower it on"; echo "rpower $$SN on"; rpower $$SN on; fi
+check:rc==0
+
 cmd:rpower $$SN stat
 check:output=~on
-#Add for debug rmvm issue
-cmd:if [ "__GETNODEATTR($$CN,arch)__" != "ppc64" -a  "__GETNODEATTR($$CN,mgt)__" != "ipmi" ]; then tabdump -w node==$$CN kvm_nodedata; fi
+
 check:rc==0
-cmd:if [ "__GETNODEATTR($$SN,arch)__" != "ppc64" -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" ]; then tabdump -w node==$$SN kvm_nodedata; fi
+cmd:if [ "__GETNODEATTR($$SN,arch)__" != "ppc64" -a  "__GETNODEATTR($$SN,mgt)__" != "ipmi" -a "__GETNODEATTR($$SN,mgt)__" != "openbmc" ]; then tabdump -w node==$$SN kvm_nodedata; fi
 check:rc==0
 end
diff --git a/xCAT-test/autotest/testcase/rspconfig/cases1 b/xCAT-test/autotest/testcase/rspconfig/cases1
index 1a6f93b69..ee4f552dc 100644
--- a/xCAT-test/autotest/testcase/rspconfig/cases1
+++ b/xCAT-test/autotest/testcase/rspconfig/cases1
@@ -4,7 +4,7 @@ os:Linux
 hcp:openbmc
 label:cn_bmc_ready,hctrl_openbmc
 cmd:rspconfig $$CN ipsrc
-check:output=~$$CN\s*:\s*BMC IP Source: Static|BMC IP Source: Dynamic
+check:output=~$$CN\s*:\s*BMC IP Source: Static|BMC IP Source: DHCP 
 check:rc == 0
 cmd:rspconfig $$CN  hostname sshcfg
 check:output =~Error: (\[.*?\]: )?Configure sshcfg must be issued without other options.
diff --git a/xCAT/postscripts/enablekdump b/xCAT/postscripts/enablekdump
index c8e780d8e..295447b77 100755
--- a/xCAT/postscripts/enablekdump
+++ b/xCAT/postscripts/enablekdump
@@ -216,8 +216,27 @@ EOF
             fi
 	else
             if (pmatch $OSVER "rhel7*") || (pmatch $OSVER "rhels7*");then
-               /bin/mount -o vers=3 $KDIP:$KDPATH $MOUNTPATH
-               #/bin/mount -o nolock $KDIP:$KDPATH $MOUNTPATH
+               nfsvers=$(/usr/sbin/rpcinfo -p $KDIP|grep -w nfs|awk /tcp/'{print $2}'|sort)
+               nfsver=0
+               if [ -n "$nfsvers" ]; then
+                   for i in $nfsvers
+                   do
+                       if [ $i -eq 3 ] && ! [ grep -w nfs /proc/filesystems >/dev/null 2>&1 ]; then
+                           nfsver=3
+                           break
+                       elif [ $i -eq 4 ] && ! [ grep -w nfs4 /proc/filesystems >/dev/null 2>&1 ]; then
+                           nfsver=4
+                           break
+                       fi
+                   done
+                   if [ $nfsver -ne 0 ]; then
+                       /bin/mount -o vers=$nfsver $KDIP:$KDPATH $MOUNTPATH
+                   else
+                       /bin/mount -o nolock $KDIP:$KDPATH $MOUNTPATH
+                   fi
+               else
+                   /bin/echo "nfs server is not available"
+               fi
                [ -d $MOUNTPATH/var/crash ] || mkdir -p $MOUNTPATH/var/crash
 
                #The initramfs used in kdump does not need "root", however, the initramfs refused to continue