In case of only nfs/ssh target, we can clearly and safely remove more unnecessary modules to reduce initramfs size, and to enhance stability.
Signed-off-by: Xunlei Pang xlpang@redhat.com --- mkdumprd | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/mkdumprd b/mkdumprd index ad44325..8bb883a 100644 --- a/mkdumprd +++ b/mkdumprd @@ -394,13 +394,14 @@ is_lvm() omit_dracut_modules() { local target majmin - local has_crypt has_lvm + local has_crypt has_lvm all_nfs_ssh
# Skip fadump case is_fadump_capable && return
has_crypt=0 has_lvm=0 + all_nfs_ssh=1
for target in $(get_kdump_targets); do if [ -b "$target" ]; then @@ -411,6 +412,9 @@ omit_dracut_modules() # Check "lvm" check_block_and_slaves is_lvm $majmin && has_lvm=1 fi + + # Check nfs/ssh dumping + [[ "$target" != "nfs" && "$target" != "ssh" ]] && all_nfs_ssh=0 done
# Omit "crypt", BZ1451717 @@ -423,6 +427,12 @@ omit_dracut_modules() # "has_lvm=0" implies "has_crypt=0" add_dracut_arg "--omit" "lvm dm multipath dmraid" fi + + # Further omit more modules in case of nfs/ssh dumping + if [ "$all_nfs_ssh" == "1" ]; then + # "all_nfs_ssh=1" implies "has_lvm=0" + add_dracut_arg "--omit" "iscsi fcoe fcoe-uefi" + fi }
if ! check_resettable; then