diff --git a/meta-openeuler/conf/distro/openeuler.conf b/meta-openeuler/conf/distro/openeuler.conf
index af415eaf7cd525fe64c49d7876eb0120e0461712..51820d338e0f0ef87c23f5629d99d768308f4ac5 100644
--- a/meta-openeuler/conf/distro/openeuler.conf
+++ b/meta-openeuler/conf/distro/openeuler.conf
@@ -78,3 +78,4 @@ DL_DIR = "downloads"
 export RPMDEPS = "default"
 INHERIT += "get_dl_dir get_rpmdeps"
 do_fetch[file-checksums] = ""
+SDK_INCLUDE_BUILDTOOLS = "0"
diff --git a/meta-openeuler/conf/local.conf.sample b/meta-openeuler/conf/local.conf.sample
index 94b42d637f2040cbe363f373a23f5f80f6da1499..01f32c56cd9fec7b70d2239149fe85bae5f938d8 100644
--- a/meta-openeuler/conf/local.conf.sample
+++ b/meta-openeuler/conf/local.conf.sample
@@ -271,8 +271,8 @@ BB_DISKMON_DIRS ??= "\
 # track the version of this file when it was generated. This can safely be ignored if
 # this doesn't mean anything to you.
 CONF_VERSION = "2"
-HOSTTOOLS += "patchelf python chrpath rpmbuild pkg-config flex bison bc automake autoreconf libtool ninja xz autopoint autoreconf aclocal libtoolize autoscan autom4te autoconf autoheader autoupdate libtool libtoolize pkg-config cmake fmt gperf m4"
-HOSTTOOLS_remove += "diffstat lz4c pzstd rpcgen g++"
+HOSTTOOLS += "python chrpath rpmbuild pkg-config flex bison bc automake autoreconf libtool ninja xz autopoint autoreconf aclocal libtoolize autoscan autom4te autoconf autoheader autoupdate libtool libtoolize pkg-config cmake fmt gperf m4"
+HOSTTOOLS_remove += "diffstat lz4c pzstd rpcgen"
 SANITY_REQUIRED_UTILITIES_remove += "diffstat chrpath"
 CONNECTIVITY_CHECK_URIS = ""
 #PREFERRED_VERSION_linux-yocto = "5.10%"
diff --git a/meta-openeuler/recipes-core/glibc/glibc_2.25.bb b/meta-openeuler/recipes-core/glibc/glibc_2.25.bb
index ad573508dffecb4df7110a0f95bcfde46b2204dd..ac596c9e955b68fc5d2ae3b458778fe7015305d1 100644
--- a/meta-openeuler/recipes-core/glibc/glibc_2.25.bb
+++ b/meta-openeuler/recipes-core/glibc/glibc_2.25.bb
@@ -7,7 +7,7 @@ SECTION = "kernel"
 LICENSE = "GPLv2"
 LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/GPL-2.0-only;md5=801f80980d171dd6425610833a22dbe6"
 
-#PACKAGES = "${PN}-dbg catchsegv sln nscd ldconfig ldd tzcode glibc-thread-db ${PN}-pic libcidn libmemusage malloc-debug libnss-db libsegfault ${PN}-pcprofile libsotruss ${PN} ${PN}-utils glibc-extra-nss ${PN}-dev ${PN}-staticdev ${PN}-doc ${PN}-src"
+PACKAGES = "${PN}-dbg catchsegv sln nscd ldconfig ldd tzcode glibc-thread-db ${PN}-pic libcidn libmemusage malloc-debug libnss-db libsegfault ${PN}-pcprofile libsotruss ${PN} ${PN}-utils glibc-extra-nss ${PN}-dev ${PN}-staticdev ${PN}-doc ${PN}-src"
 
 #DEPENDS = "virtual/${TARGET_PREFIX}gcc libgcc-initial linux-libc-headers"
 PROVIDES += " \
@@ -69,3 +69,5 @@ deltask do_package_write_rpm
 do_packagedata () {
         :
 }
+
+BBCLASSEXTEND = "native nativesdk"
diff --git a/meta-openeuler/recipes-core/iSulad/iSulad_2.0.9.bb b/meta-openeuler/recipes-core/iSulad/iSulad_2.0.9.bb
index 1cc15310e9ca90e172000600a761c4ffedcd5c5e..c6cef1a329ac535a4f1dae671fde9311833e6490 100644
--- a/meta-openeuler/recipes-core/iSulad/iSulad_2.0.9.bb
+++ b/meta-openeuler/recipes-core/iSulad/iSulad_2.0.9.bb
@@ -11,6 +11,7 @@ SRC_URI = "file://iSulad/v2.0.9.tar.gz \
 FILESPATH_prepend += "${LOCAL_FILES}/${BPN}:"
 DL_DIR = "${LOCAL_FILES}"
 S = "${WORKDIR}/${BPN}"
+WARN_QA_remove += "uppercase-pn"
 
 inherit cmake
 OECMAKE_GENERATOR = "Unix Makefiles"
diff --git a/meta-openeuler/recipes-core/images/openeuler-image.bb b/meta-openeuler/recipes-core/images/openeuler-image.bb
index f487b848bbffe30f939a4d9b6df21a18f0f7d5ce..b6dab15949e0bd339f8aed9bd824c5c3d35fb6ab 100644
--- a/meta-openeuler/recipes-core/images/openeuler-image.bb
+++ b/meta-openeuler/recipes-core/images/openeuler-image.bb
@@ -28,7 +28,8 @@ TOOLCHAIN_TARGET_TASK_remove += "${@multilib_pkg_extend(d, 'packagegroup-core-st
 python do_package() {
     bb.note("do nothing");
 }
-#deltask package
+TOOLCHAIN_HOST_TASK_task-populate-sdk-ext = ""
+TOOLCHAIN_HOST_TASK = ""
 #do_rootfs depends to command createrepo_c, so create an empty rootfs for do_image_tar
 python do_rootfs() {
     bb.note("do nothing");
@@ -41,10 +42,6 @@ python do_image() {
         os.makedirs(rootfs)
 }
 
-xxdo_image_complete() {
-        :
-}
-
 IMAGE_INSTALL += " \
 busybox \
 linux-openeuler \
diff --git a/meta-openeuler/recipes-core/openssh/openssh_8.2p1.bb b/meta-openeuler/recipes-core/openssh/openssh_8.2p1.bb
index 9112534460221b68e360a0b9265264767d167491..6f3c0c85903ec61c4371dd12b2ef8db3bad689b6 100644
--- a/meta-openeuler/recipes-core/openssh/openssh_8.2p1.bb
+++ b/meta-openeuler/recipes-core/openssh/openssh_8.2p1.bb
@@ -161,8 +161,4 @@ RCONFLICTS_${PN}-sshd = "dropbear"
 CONFFILES_${PN}-sshd = "${sysconfdir}/ssh/sshd_config"
 CONFFILES_${PN}-ssh = "${sysconfdir}/ssh/ssh_config"
 
-ALTERNATIVE_PRIORITY = "90"
-ALTERNATIVE_${PN}-scp = "scp"
-ALTERNATIVE_${PN}-ssh = "ssh"
-
 BBCLASSEXTEND += "nativesdk"
diff --git a/meta-openeuler/recipes-core/shadow/shadow.inc b/meta-openeuler/recipes-core/shadow/shadow.inc
index 666231dd2b29d4b8d2285e1ed4e2bc32ba715449..d227de122c9b3eccbacd7ab3e85bb3d23034edb4 100644
--- a/meta-openeuler/recipes-core/shadow/shadow.inc
+++ b/meta-openeuler/recipes-core/shadow/shadow.inc
@@ -182,18 +182,6 @@ FILES_${PN}-base = "\
 "
 RDEPENDS_${PN} += "${PN}-base"
 
-#inherit update-alternatives
-
-ALTERNATIVE_PRIORITY = "200"
-
-ALTERNATIVE_${PN} = "passwd chfn chsh chpasswd vipw vigr nologin login su"
-ALTERNATIVE_LINK_NAME[chpasswd] = "${sbindir}/chpasswd"
-ALTERNATIVE_LINK_NAME[vipw] = "${base_sbindir}/vipw"
-ALTERNATIVE_LINK_NAME[vigr] = "${base_sbindir}/vigr"
-ALTERNATIVE_LINK_NAME[nologin] = "${base_sbindir}/nologin"
-
-ALTERNATIVE_${PN}-base = "newgrp groups"
-
 PACKAGE_WRITE_DEPS += "shadow-native"
 pkg_postinst_${PN}_class-target () {
         if [ "x$D" != "x" ]; then
diff --git a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-cross.bb b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-cross.bb
index 4c3a396b8c1ead109b898debf866150ba64d9fde..7cd1f94ba1677ac08190814e2d98ff7868c1cfa0 100644
--- a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-cross.bb
+++ b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-cross.bb
@@ -4,6 +4,7 @@ inherit eulertoolchain
 require gcc-bin-toolchain.inc
 
 INHIBIT_DEFAULT_DEPS = "1"
+INHIBIT_SYSROOT_STRIP = "1"
 
 PROVIDES = "\
     virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}binutils \
@@ -40,4 +41,4 @@ do_packagedata () {
 }
 addtask do_packagedata
 
-INSANE_SKIP += "already-stripped"
+INSANE_SKIP_${PN} += " already-stripped "