diff --git a/meta-openeuler/classes/eulertoolchain.bbclass b/meta-openeuler/classes/eulertoolchain.bbclass
index 7529057b2c499ddb20b077f8772ed5f95cddb56d..f6b6ad15f62b7e71c4c5fcb608b7e759dea9220c 100644
--- a/meta-openeuler/classes/eulertoolchain.bbclass
+++ b/meta-openeuler/classes/eulertoolchain.bbclass
@@ -1,7 +1,7 @@
 def eulertoolchain_raw_prefix(arch):
     raw_prefix_dict = {
         "arm"       : "arm-linux-gnueabi",
-        "aarch64"   : "aarch64-linux-gnu",
+        "aarch64"   : "aarch64-openeuler-linux-gnu",
     }
     return raw_prefix_dict[arch]
 
@@ -25,12 +25,14 @@ python eulertoolchain_virtclass_handler () {
     if cls != "eulertoolchain" or not variant:
         return
 
-    d.setVar("PN", d.getVar("PN", False) + '-' + variant)
+    multilib = d.getVar("MULTILIB", True)
+    prefix = ""
+    if "64" not in variant and multilib:
+        prefix = "lib32-"
     d.setVar("TARGET_ARCH", variant)
-
-    d.setVar("EULER_TOOLCHAIN_SYSNAME",            eulertoolchain_raw_prefix(variant))
-    d.setVar("EULER_TOOLCHAIN_TARGET_PREFIX",      eulertoolchain_euler_prefix(variant) + '-')
-    d.setVar("EULER_TOOLCHAIN_TARGET_PREFIX_RAW",  eulertoolchain_euler_prefix(variant))
+    d.setVar("EULER_TOOLCHAIN_SYSNAME",            prefix + eulertoolchain_raw_prefix(variant))
+    d.setVar("EULER_TOOLCHAIN_TARGET_PREFIX",      prefix + eulertoolchain_euler_prefix(variant) + '-')
+    d.setVar("EULER_TOOLCHAIN_TARGET_PREFIX_RAW",  prefix + eulertoolchain_euler_prefix(variant))
 
     d.setVar("OVERRIDES", d.getVar("OVERRIDES", False) +
                     ":{}".format(variant.replace('_', '-')))
diff --git a/meta-openeuler/conf/distro/include/tcmode-gcc-bin.inc b/meta-openeuler/conf/distro/include/tcmode-gcc-bin.inc
index 27c94bdf5917602acb32e86d286216507426b952..bc67dbce44c5b4dd9d8e4a2e24a920f2b5c1c9da 100644
--- a/meta-openeuler/conf/distro/include/tcmode-gcc-bin.inc
+++ b/meta-openeuler/conf/distro/include/tcmode-gcc-bin.inc
@@ -11,18 +11,7 @@ PREFERRED_PROVIDER_virtual/libc-headers = "linux-libc-headers"
 PREFERRED_PROVIDER_libstdc++ = "gcc-bin-toolchain-compilerlibs-${TARGET_ARCH}"
 PREFERRED_PROVIDER_libgcc-initial = "gcc-bin-toolchain-compilerlibs-${TARGET_ARCH}"
 
-# PREFERRED_PROVIDER_libgcc-initial = "gcc-bin-toolchain-libgcc"
-# PREFERRED_PROVIDER_libgcc = "gcc-bin-toolchain-libgcc"
-# PREFERRED_PROVIDER_compiler-rt = "gcc-bin-toolchain-libgcc"
-# PREFERRED_PROVIDER_libunwind-llvm = "gcc-bin-toolchain-libgcc"
-# PREFERRED_PROVIDER_libcxx = "gcc-bin-toolchain-runtime"
-# PREFERRED_PROVIDER_libcxxabi = "gcc-bin-toolchain-runtime"
-
-GCCVERSION = "7.3.0"
-
-PATH_append = ":${COMPONENTS_DIR}/${BUILD_ARCH}/gcc-bin-toolchain-cross-${TARGET_ARCH}/usr/bin"
+PATH_append = ":${COMPONENTS_DIR}/${BUILD_ARCH}/gcc-bin-toolchain-cross-${TARGET_ARCH}/bin"
 
 #cannot set with linaro gcc,set it null
 DEBUG_PREFIX_MAP = ""
-#STAGING_DIR_TARGET:arm = "/usr1/openeuler/gcc/sysroot-glibc-linaro-2.25-2018.05-arm-linux-gnueabi"
-#STAGING_DIR_TARGET:aarch64 = "/usr1/openeuler/gcc/sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu"
diff --git a/meta-openeuler/conf/local.conf.sample b/meta-openeuler/conf/local.conf.sample
index 01f32c56cd9fec7b70d2239149fe85bae5f938d8..087491cd0e681e1fbbf5bfacad10aaf6f6a66ffb 100644
--- a/meta-openeuler/conf/local.conf.sample
+++ b/meta-openeuler/conf/local.conf.sample
@@ -297,5 +297,4 @@ https://.*/.* file:////usr1/openeuler/src \n"
 #PF = "${PN}-${EXTENDPE}${PV}"
 #STAMP = "${STAMPS_DIR}/${MULTIMACH_TARGET_SYS}/${PN}/${EXTENDPE}${PV}"
 #WORKDIR = "${BASE_WORKDIR}/${MULTIMACH_TARGET_SYS}/${PN}/${EXTENDPE}${PV}"
-LOCAL_SYSROOT_DL_DIR = "/usr1/openeuler/gcc/"
 LOCAL_FILES = "/usr1/openeuler/src/"
diff --git a/meta-openeuler/conf/machine/qemu-aarch64-common.inc b/meta-openeuler/conf/machine/qemu-aarch64-common.inc
index d20a003bfc0289c6932e6e6a2d2081aafab265c8..dd032e0c6df4b6ef31bb96c1462eca286408f038 100644
--- a/meta-openeuler/conf/machine/qemu-aarch64-common.inc
+++ b/meta-openeuler/conf/machine/qemu-aarch64-common.inc
@@ -1,7 +1,4 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Config for arm64 machine
-# Author: Huawei OS Kernel Lab
-# Create: Sat Aug 29 01:15:17 2020
 
 MACHINEOVERRIDES =. "march64:"
 require conf/machine/qemu-common.inc
@@ -20,10 +17,7 @@ require conf/machine/include/arm/arch-armv8a.inc
 TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'cortexa9', ' -mtune=cortex-a9', '', d)}"
 MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'cortexa9', 'armv7a:', '' ,d)}"
 
-COMPAT32_MACHINEOVERRIDES_DEL =. "march64:"
-COMPAT32_MACHINEOVERRIDES_ADD =. "march32:"
-COMPAT32_TUNE_FEATURES_APPEND += " cortexa9"
-COMPAT32_TUNE_FEATURES_REMOVE += " vfp"
-
-HMKERNEL_ARCH_march64 = 'aarch64'
-HMKERNEL_ARCH_compat32 = 'arm'
+MACHINEOVERRIDES_remove_virtclass-multilib-lib32 =. "march64:"
+MACHINEOVERRIDES_append_virtclass-multilib-lib32 =. "march32:"
+TUNE_FEATURES_append_virtclass-multilib-lib32 += " cortexa9"
+TUNE_FEATURES_remove_virtclass-multilib-lib32 += " vfp"
diff --git a/meta-openeuler/conf/machine/qemu-aarch64.conf b/meta-openeuler/conf/machine/qemu-aarch64.conf
index 6d6bd10baead4737556ca6a9ae3fd5cbe6933df0..521706cb1d83f9f98b7b7e17933b050ca9c3cf18 100644
--- a/meta-openeuler/conf/machine/qemu-aarch64.conf
+++ b/meta-openeuler/conf/machine/qemu-aarch64.conf
@@ -1,7 +1,4 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Machine description for little-endian aarch64
-# Author: Huawei OS Kernel Lab
-# Create: Sat Aug 29 02:49:36 2020
 
 MACHINEOVERRIDES =. "march64le:"
 DEFAULTTUNE = "aarch64"
@@ -11,11 +8,11 @@ require conf/machine/qemu-aarch64-common.inc
 # need to consider compat32.
 TUNE_CCARGS .= " -mlittle-endian"
 
-COMPAT32_MACHINEOVERRIDES_DEL =. "march64le:aarch64:qemu-aarch64:"
-COMPAT32_MACHINEOVERRIDES_ADD =. "march32le:arm:qemu-arm:"
-COMPAT32_DEFAULTTUNE = "armv7a"
-# For SDK only. It depends on both arm64 and arm32 packages
-# so require extra package arch.
+DEFAULTTUNE_virtclass-multilib-lib32 = "armv7a"
 PACKAGE_EXTRA_ARCHS_tune-armv7a += " armv7a"
-COMPAT32_PACKAGE_EXTRA_ARCHS = "armv7a"
-COMPAT32_QA_REMOVE += "arch"
+PACKAGE_EXTRA_ARCHS_virtclass-multilib-lib32 = "armv7a"
+
+require conf/multilib.conf
+MULTILIB += "multilib:lib32"
+MULTILIB += "multilib:ilp32"
+DEFAULTTUNE_virtclass-multilib-ilp32 =. "aarch64_ilp32:"
diff --git a/meta-openeuler/conf/machine/qemu-aarch64_be.conf b/meta-openeuler/conf/machine/qemu-aarch64_be.conf
index cdaff7585b8f982052b5b422d8dad4540cb075d0..40cbfc2f9e04489694f9fd50124e8bb9cf8399e4 100644
--- a/meta-openeuler/conf/machine/qemu-aarch64_be.conf
+++ b/meta-openeuler/conf/machine/qemu-aarch64_be.conf
@@ -1,7 +1,4 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Machine description for little-endian aarch64
-# Author: Huawei OS Kernel Lab
-# Create: Sat Aug 29 02:49:36 2020
 
 MACHINEOVERRIDES =. "march64be:bigendian:"
 DEFAULTTUNE = "aarch64_be"
diff --git a/meta-openeuler/conf/machine/qemu-arm-common.inc b/meta-openeuler/conf/machine/qemu-arm-common.inc
index 99dab0d57c13293e3f01d89de967e771688fb057..57f0c3cbbcdcde00c5883e2c7793651f280c2ebd 100644
--- a/meta-openeuler/conf/machine/qemu-arm-common.inc
+++ b/meta-openeuler/conf/machine/qemu-arm-common.inc
@@ -1,7 +1,4 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Conf for arm
-# Author: Huawei OS Kernel Lab
-# Create: Thu Sep 10 15:06:26 2020
 
 MACHINEOVERRIDES =. "march32:"
 require conf/machine/qemu-common.inc
@@ -11,5 +8,3 @@ TUNE_FEATURES_append += " cortexa9"
 TUNE_FEATURES_remove += " vfp"
 
 TUNE_CCARGS .= " -mno-unaligned-access"
-
-HMKERNEL_ARCH_march32 = 'arm'
diff --git a/meta-openeuler/conf/machine/qemu-arm.conf b/meta-openeuler/conf/machine/qemu-arm.conf
index 7b7244763c8c6b49b375a5cc171c5f1fe7bc246c..01c0924d8803b44109b64f2fdc67ef66649a20d5 100644
--- a/meta-openeuler/conf/machine/qemu-arm.conf
+++ b/meta-openeuler/conf/machine/qemu-arm.conf
@@ -1,7 +1,4 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Machine description for little-endian aarch64
-# Author: Huawei OS Kernel Lab
-# Create: Sat Aug 29 02:49:36 2020
 
 MACHINEOVERRIDES =. "march32le:"
 DEFAULTTUNE = "armv7a"
diff --git a/meta-openeuler/conf/machine/qemu-arm_be.conf b/meta-openeuler/conf/machine/qemu-arm_be.conf
index 0c79ac08fd49bf10e213fb87e422f502a1f080df..88149b3d3ccb9676c5e934af4f7d775c7240de3d 100644
--- a/meta-openeuler/conf/machine/qemu-arm_be.conf
+++ b/meta-openeuler/conf/machine/qemu-arm_be.conf
@@ -1,7 +1,4 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Machine description for little-endian aarch64
-# Author: Huawei OS Kernel Lab
-# Create: Sat Aug 29 02:49:36 2020
 
 MACHINEOVERRIDES =. "march32be:bigendian:"
 DEFAULTTUNE = "armv7ab"
diff --git a/meta-openeuler/config.xml b/meta-openeuler/config.xml
index 84640a6a931f9cf2b425837292b08d5d3c6582d0..32209e22c09851136d08164b0186ac856badb26d 100644
--- a/meta-openeuler/config.xml
+++ b/meta-openeuler/config.xml
@@ -1,7 +1,7 @@
 <build>
     <buildtools>
-        <tool name="sdk" tune="arm" hostmachine="x86_64">/usr1/openeuler/gcc/gcc-linaro-7.3.1-2018.05-x86_64_arm-linux-gnueabi</tool>
-        <tool name="sdk" tune="aarch64" hostmachine="x86_64">/usr1/openeuler/gcc/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu</tool>
+        <tool name="sdk" tune="arm" hostmachine="x86_64">/usr1/openeuler/gcc/openeuler_gcc_arm32le</tool>
+        <tool name="sdk" tune="aarch64" hostmachine="x86_64">/usr1/openeuler/gcc/openeuler_gcc_arm64le</tool>
         <tool machine="x86_64">/opt/buildtools/cmake-3.18.3/bin/</tool>
         <tool machine="x86_64">/opt/buildtools/python-3.9.2/bin/</tool>
         <tool machine="x86_64">/opt/buildtools/ninja-1.10.1/bin</tool>
diff --git a/meta-openeuler/recipes-core/glibc/glibc_2.25.bb b/meta-openeuler/recipes-core/glibc/glibc_2.25.bb
index ac596c9e955b68fc5d2ae3b458778fe7015305d1..d5167a4a458f895b5e29fd5058f14796f01ed1a1 100644
--- a/meta-openeuler/recipes-core/glibc/glibc_2.25.bb
+++ b/meta-openeuler/recipes-core/glibc/glibc_2.25.bb
@@ -22,12 +22,15 @@ INHIBIT_DEFAULT_DEPS = "1"
 
 PR = "r1"
 
-SRC_URI_aarch64 = "file://sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu"
-SRC_URI_arm = "file://sysroot-glibc-linaro-2.25-2018.05-arm-linux-gnueabi"
+require ../../recipes-devtools/gcc/gcc-bin-toolchain.inc
+SRC_URI_aarch64 = "file://openeuler_gcc_arm64le"
+SRC_URI_arm = "file://openeuler_gcc_arm32le"
+#Not strip toolchain
+INHIBIT_SYSROOT_STRIP = "1"
 #FILESPATH_prepend += "${LOCAL_FILES}:"
 DL_DIR = "${LOCAL_SYSROOT_DL_DIR}"
-S_aarch64 = "${WORKDIR}/sysroot-glibc-linaro-2.25-2018.05-aarch64-linux-gnu"
-S_arm = "${WORKDIR}/sysroot-glibc-linaro-2.25-2018.05-arm-linux-gnueabi"
+S_aarch64 = "${WORKDIR}/openeuler_gcc_arm64le/sysroot"
+S_arm = "${WORKDIR}/openeuler_gcc_arm32le/sysroot"
 PSEUDO_DISABLED = "1"
 PRIVATE_LIBS_${PN}-dev_append = "libdl.so.2 libresolv.so.2 libm.so.6 librt.so.1 libnsl.so.1 libnss_files.so.2 "
 
@@ -41,23 +44,20 @@ do_compile () {
 
 do_install() {
     install -m 0755 -d ${D}/
-    cp -pPR ${B}/* ${D}/
+    cp -pPR ${S}/* ${D}/
     #for f in ${D}${bindir}/${EULER_TOOLCHAIN_SYSNAME}-*; do
     echo "EULER_TOOLCHAIN_SYSNAME:$EULER_TOOLCHAIN_SYSNAME"
     echo "TARGET_PREFIX:$TARGET_PREFIX"
-    EULER_TOOLCHAIN_SYSNAME="aarch64-linux-gnu"
+    EULER_TOOLCHAIN_SYSNAME="aarch64-openeuler-linux-gnu"
     EULER_TOOLCHAIN_TARGET_PREFIX="aarch64-openeuler-linux-"
     echo "D:${D}"
     rm -rf ${D}/etc/rpc
-    rm -rf ${D}/lib/debug
-    rm -f ${D}/lib/libgcc_s.so*
-    rm -r ${D}/usr/share/i18n
-    rm -r ${D}//usr/lib/gconv
-    rm -r ${D}/usr/lib/audit/
-    rm -r ${D}/lib/*.spec
-    rm -r ${D}/lib/ld-2.25.so
+    rm -rf ${D}/${base_libdir}/debug
+    echo ${libdir}
+    echo ${base_libdir}
 }
 
+SYSROOT_DIRS += "/*"
 #depends by glibc-locale
 do_stash_locale() {
         :
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 80267cbbb351036a6dc428fbf2748e719150cb82..22cf83388f484c5b8f4ad6f6886d5c8122fd9c28 100644
--- a/meta-openeuler/recipes-core/iSulad/iSulad_2.0.9.bb
+++ b/meta-openeuler/recipes-core/iSulad/iSulad_2.0.9.bb
@@ -3,7 +3,7 @@ LICENSE = "MIT"
 
 LIC_FILES_CHKSUM = "file://${COREBASE}/meta/files/common-licenses/GPL-2.0-only;md5=801f80980d171dd6425610833a22dbe6"
 
-SRC_URI = "file://iSulad/v2.0.9.tar.gz \
+SRC_URI = "file://iSulad/v2.0.10.tar.gz \
            file://0001-fix-bug-disable-selinux-not-selinux-label-file.patch \
            file://0002-delete-call-setlocale.patch \
            file://0003-modify-printf-to-arm32.patch \
diff --git a/meta-openeuler/recipes-core/images/openeuler-image.bb b/meta-openeuler/recipes-core/images/openeuler-image.bb
index b6dab15949e0bd339f8aed9bd824c5c3d35fb6ab..33a5c97c699321205d9e0a2d37f3dd1194214897 100644
--- a/meta-openeuler/recipes-core/images/openeuler-image.bb
+++ b/meta-openeuler/recipes-core/images/openeuler-image.bb
@@ -17,6 +17,7 @@ do_rootfs[depends] = ""
 #not depends to ldconfig-native
 #LDCONFIGDEPEND = ""
 DEPENDS_remove += "${@' '.join(["%s-qemuwrapper-cross" % m for m in d.getVar("MULTILIB_VARIANTS").split()])} qemuwrapper-cross depmodwrapper-cross cross-localedef-native"
+SDK_DEPENDS_remove += "${@' '.join(["%s-qemuwrapper-cross" % m for m in d.getVar("MULTILIB_VARIANTS").split()])} depmodwrapper-cross cross-localedef-native"
 RPMROOTFSDEPENDS = ""
 FEATURE_PACKAGES_tools-sdk_remove = " packagegroup-core-sdk packagegroup-core-standalone-sdk-target"
 TOOLCHAIN_TARGET_TASK_remove += "${@multilib_pkg_extend(d, 'packagegroup-core-standalone-sdk-target')}"
diff --git a/meta-openeuler/recipes-core/lcr/lcr_2.0.6.bb b/meta-openeuler/recipes-core/lcr/lcr_2.0.6.bb
index bb40590b56108ceb884c8d745e6b31610fe0b9ec..9602b852f94e632aadf2613687d3d7d26658d43d 100644
--- a/meta-openeuler/recipes-core/lcr/lcr_2.0.6.bb
+++ b/meta-openeuler/recipes-core/lcr/lcr_2.0.6.bb
@@ -18,8 +18,6 @@ DEPENDS = "yajl lxc"
 
 INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
 FILES_${PN} += "${libdir}/* "
-#FILES_${PN} += "/usr/local/lib/* "
-#FILES_${PN}-dev = "/usr/local/*"
 
 do_configure_prepend() {
         grep -q CMAKE_SYSROOT ${WORKDIR}/toolchain.cmake || cat >> ${WORKDIR}/toolchain.cmake <<EOF
@@ -28,14 +26,13 @@ EOF
 }
 
 do_install_append() {
-	[[ "${libdir}" != "/usr/local/lib" ]] || return 0
-	if test -d ${D}/usr/local/lib; then
-		mv ${D}/usr/local/lib ${D}/${libdir}
+	[[ "${libdir}" != "/usr/lib" ]] || return 0
+	if test -d ${D}/usr/lib; then
+		mv ${D}/usr/lib ${D}/${libdir}
 	fi
         if test -d ${D}/usr/local/include ; then
                 mv ${D}/usr/local/include ${D}/${includedir}
         fi
-        rm -rf ${D}/usr/local
 }
 
 do_package() {
diff --git a/meta-openeuler/recipes-core/libarchive/libarchive_3.5.1.bb b/meta-openeuler/recipes-core/libarchive/libarchive_3.5.1.bb
index e059979362dbb2704caf12f3975acfd7462a2b1d..5e8db50c195337057b47168388ad3934845f9ce7 100644
--- a/meta-openeuler/recipes-core/libarchive/libarchive_3.5.1.bb
+++ b/meta-openeuler/recipes-core/libarchive/libarchive_3.5.1.bb
@@ -16,11 +16,12 @@ inherit cmake
 INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
 
 FILES_${PN} += "${libdir}/libarchive.so* "
+INSANE_SKIP_${PN} += "already-stripped"
 
 do_install_append() {
 	[[ "${libdir}" != "/usr/lib" ]] || return 0
 	if test -d ${D}/usr/lib; then
-		mv ${D}/usr/lib ${D}/${libdir}
+            mv ${D}/usr/lib ${D}/${libdir}
 	fi
 
         ${STRIP} ${D}/${libdir}/*.so*
diff --git a/meta-openeuler/recipes-core/libevent/libevent_2.1.12.bb b/meta-openeuler/recipes-core/libevent/libevent_2.1.12.bb
index 21f757085eabe4e4fd532e5c5969472bce730722..7bee6e71d8cadb09cb2ced388237eb8c9a16b702 100644
--- a/meta-openeuler/recipes-core/libevent/libevent_2.1.12.bb
+++ b/meta-openeuler/recipes-core/libevent/libevent_2.1.12.bb
@@ -33,6 +33,10 @@ do_configure() {
 
 do_install() {
         oe_runmake DESTDIR=${D} install
+        [[ "${libdir}" != "/usr/lib" ]] || return 0
+        if test -d ${D}/usr/lib; then
+            mv ${D}/usr/lib ${D}/${libdir}
+        fi
 }
 
 do_package_qa() {
diff --git a/meta-openeuler/recipes-core/libpwquality/libpwquality_1.4.4.bb b/meta-openeuler/recipes-core/libpwquality/libpwquality_1.4.4.bb
index 1f5f84cf65136ece296713c6bb5f85f25befc086..81159f65dd6e9e748c62b2e751fd65fe6d73becf 100644
--- a/meta-openeuler/recipes-core/libpwquality/libpwquality_1.4.4.bb
+++ b/meta-openeuler/recipes-core/libpwquality/libpwquality_1.4.4.bb
@@ -26,7 +26,7 @@ EXTRA_OECONF += "--enable-python-bindings=no \
 "
 
 do_install_append() {
-	rm  -r ${D}/lib/pkgconfig
+	rm  -r ${D}/${base_libdir}/pkgconfig
 }
 
 PACKAGECONFIG ??= "pam"
diff --git a/meta-openeuler/recipes-core/libwebsockets/libwebsockets_4.0.20.bb b/meta-openeuler/recipes-core/libwebsockets/libwebsockets_4.0.20.bb
index 891d15b71cbbae390e16e4cff43da04c8952be8b..4ca34d33c9f42f757cc2b0d5e8fccec72eba3941 100644
--- a/meta-openeuler/recipes-core/libwebsockets/libwebsockets_4.0.20.bb
+++ b/meta-openeuler/recipes-core/libwebsockets/libwebsockets_4.0.20.bb
@@ -30,12 +30,9 @@ EXTRA_OECMAKE = "-D LWS_WITH_HTTP2=ON -D LWS_IPV6=ON -D LWS_WITH_ZIP_FOPS=ON -D
 INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
 
 FILES_${PN} += "${libdir}/*"
+INSANE_SKIP_${PN} += "already-stripped"
 
 do_install_append() {
 	rm -rf ${D}/usr/share
-	[[ "${libdir}" != "/usr/lib" ]] || return 0
-	if test -d ${D}/usr/lib; then
-		mv ${D}/usr/lib ${D}/${libdir}
-	fi
         ${STRIP} ${D}/${libdir}/*.so*
 }
diff --git a/meta-openeuler/recipes-core/lxc/lxc_4.0.3.bb b/meta-openeuler/recipes-core/lxc/lxc_4.0.3.bb
index 6d4b3fc82f7eb5249a119bb266b84e407d6ee635..66b8af92b262cb6c5054085acac1bd089ed69f24 100644
--- a/meta-openeuler/recipes-core/lxc/lxc_4.0.3.bb
+++ b/meta-openeuler/recipes-core/lxc/lxc_4.0.3.bb
@@ -32,6 +32,14 @@ SRC_URI = "file://lxc/lxc-4.0.3.tar.gz \
 	  file://lxc/0024-log-adjust-log-level-from-error-to-warn.patch \
 	  file://lxc/0025-get-cgroup-data-len-first-and-malloc-read-buff-by-le.patch \
           file://lxc/0026-coredump-fix-coredump-when-cgroup-get-return-error.patch \
+          file://lxc/0027-add-help-for-new-arguments.patch \
+          file://lxc/0028-seccomp-init-and-destroy-notifier.cookie.patch \
+          file://lxc/0029-just-use-origin-loop-if-do-not-have-io.patch \
+          file://lxc/0030-conf-fix-a-memory-leak.patch \
+          file://lxc/0031-fix-lsm_se_mount_context-memory-leak.patch \
+          file://lxc/0032-disable-lxc_keep-with-oci-image.patch \
+          file://lxc/0033-conf-ensure-that-the-idmap-pointer-itself-is-freed.patch \
+          file://lxc/0034-cgfsng-fix-cgroup-attach-cgroup-creation.patch \
 	  file://support_arm32.patch \
 	  file://check_only_rootfs_as_filesystem_type.patch \
 	"
diff --git a/meta-openeuler/recipes-core/yajl/yajl_2.1.0.bb b/meta-openeuler/recipes-core/yajl/yajl_2.1.0.bb
index f51f9003fad1197029ec3d07bd9a2b66acd2e573..b620bd1e8d3713275b319c44b26571c70a036621 100644
--- a/meta-openeuler/recipes-core/yajl/yajl_2.1.0.bb
+++ b/meta-openeuler/recipes-core/yajl/yajl_2.1.0.bb
@@ -18,15 +18,11 @@ S = "${WORKDIR}/${BPN}-${PV}"
 inherit cmake
 
 INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
+INSANE_SKIP_${PN} += "already-stripped"
 
 FILES_${PN} += "${libdir}/libyajl.so* "
 
 do_install_append() {
-	[[ "${libdir}" != "/usr/lib" ]] || return 0
-	if test -d ${D}/usr/lib; then
-		mv ${D}/usr/lib ${D}/${libdir}
-	fi
-
         ${STRIP} ${D}/${libdir}/*.so*
 }
 
diff --git a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-compilerlibs.bb b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-compilerlibs.bb
index 002b7b15346045caea1a34cdf019dca0c4cf894b..87958c0eb5152c32e2060bfaafb0020441c9df4b 100644
--- a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-compilerlibs.bb
+++ b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-compilerlibs.bb
@@ -1,19 +1,16 @@
-# Copyright (C) Huawei Technologies Co., Ltd. 2020. All rights reserved.
 # Description: Extract libgcc and compiler-rt from toolchain
-# Author: Huawei OS Kernel Lab
-# Create: Mon Sep 07 13:39:28 2020
 
 inherit eulertoolchain
 require gcc-bin-toolchain.inc
 
 INHIBIT_DEFAULT_DEPS = "1"
-DEPENDS = "virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}gcc \
-           virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}g++"
-#DEPENDS = "virtual/${TARGET_PREFIX}gcc \
-#           virtual/${TARGET_PREFIX}g++"
+#DEPENDS = "virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}gcc \
+#           virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}g++"
+DEPENDS = "virtual/${TARGET_PREFIX}gcc \
+           virtual/${TARGET_PREFIX}g++"
 
-PROVIDES = "virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}compilerlibs gcc-runtime libstdc++ libgcc-initial"
-#PROVIDES = "gcc-runtime libstdc++ libgcc-initial virtual/${TARGET_PREFIX}compilerlibs"
+#PROVIDES = "virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}compilerlibs gcc-runtime libstdc++ libgcc-initial"
+PROVIDES = "gcc-runtime libstdc++ libgcc-initial virtual/${TARGET_PREFIX}compilerlibs"
 
 
 # Insert lib and usr/lib into SYSROOT_DIRS so these 2 dir
@@ -25,7 +22,6 @@ PROVIDES = "virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}compilerlibs gcc-runtime lib
 #SYSROOT_DIRS += "${LIBDIR_COMPAT_EXTRA}"
 
 do_install () {
-#exit 0
     bbnote "Installing libgcc/libclang from Compiler CPU binary toolchain"
     install -m 0755 -d ${D}${libdir_native}/${EULER_TOOLCHAIN_GCC_PATH_INNER}
 
@@ -121,3 +117,4 @@ SYSROOT_DIRS_append =" \
     ${subincludedir} \
 "
 SYSROOT_DIRS_NATIVE_append = "${subbindir}"
+INSANE_SKIP_${PN} += "installed-vs-shipped"
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 7cd1f94ba1677ac08190814e2d98ff7868c1cfa0..8e77f8a5715589210c2f07a86ba78b11567b231a 100644
--- a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-cross.bb
+++ b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain-cross.bb
@@ -6,29 +6,31 @@ require gcc-bin-toolchain.inc
 INHIBIT_DEFAULT_DEPS = "1"
 INHIBIT_SYSROOT_STRIP = "1"
 
+# Ignore how TARGET_ARCH is computed
+TARGET_ARCH[vardepvalue] = "${TARGET_ARCH}"
+
 PROVIDES = "\
-    virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}binutils \
-    virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}gcc \
-    virtual/${EULER_TOOLCHAIN_TARGET_PREFIX}g++ \
+    virtual/${TARGET_PREFIX}binutils \
+    virtual/${TARGET_PREFIX}gcc \
+    virtual/${TARGET_PREFIX}g++ \
 "
 
 # Inherit cross but keep bindir/libdir/...:
-bindir = "${exec_prefix}/bin/"
-libdir = "${exec_prefix}/lib/"
-libexecdir = "${exec_prefix}/libexec/"
+bindir = "${STAGING_DIR_NATIVE}/${prefix_native}/bin/"
+libdir = "${STAGING_DIR_NATIVE}/${prefix_native}/${base_libdir}/"
+libexecdir = "${STAGING_DIR_NATIVE}/${prefix_native}/libexec/"
 
 do_install_class-cross() {
-    install -m 0755 -d ${D}/${prefix}
-    cp -pPR ${B}/* ${D}/${prefix}
-    for f in ${D}/${prefix}/bin/${EULER_TOOLCHAIN_SYSNAME}-*; do
+    install -m 0755 -d ${D}/${STAGING_DIR_NATIVE}
+    cp -pPR ${B}/* ${D}/${STAGING_DIR_NATIVE}
+    for f in ${D}/${STAGING_DIR_NATIVE}/bin/${EULER_TOOLCHAIN_SYSNAME}-*; do
         bin=$(basename ${f})
         lnk=$(basename ${f} | sed "s/^${EULER_TOOLCHAIN_SYSNAME}-/${EULER_TOOLCHAIN_TARGET_PREFIX}/g")
-        ln -svf ${bin} ${D}/${prefix}/bin/${lnk}
+        ln -svf ${bin} ${D}/${STAGING_DIR_NATIVE}/bin/${lnk}
     done
-    ln -svf ${EULER_TOOLCHAIN_SYSNAME} ${D}${libdir}/gcc/${EULER_TOOLCHAIN_TARGET_PREFIX_RAW}
 }
 
-SYSROOT_DIRS += "${prefix}/${EULER_TOOLCHAIN_SYSNAME} ${exec_prefix} /usr"
+SYSROOT_DIRS += "/*"
 
 do_gcc_stash_builddir () {
     :
diff --git a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain.inc b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain.inc
index dae85767afde0aab69fea448b81e9bcffb45aa23..38d0dff9b6c772bb43c9463198c4b475c34c45f0 100644
--- a/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain.inc
+++ b/meta-openeuler/recipes-devtools/gcc/gcc-bin-toolchain.inc
@@ -1,11 +1,10 @@
-TOOLCHAIN_GCC_VERSION = "7.3.1"
+TOOLCHAIN_GCC_VERSION = "10.3.0"
 LICENSE = "CLOSED"
 SECTION = "toolchain"
 
 EULER_TOOLCHAIN_GCC_PATH_INNER = "${EULER_TOOLCHAIN_SYSNAME}/${TOOLCHAIN_GCC_VERSION}"
 EULER_TOOLCHAIN_GCC_PATH = "/gcc/${EULER_TOOLCHAIN_GCC_PATH_INNER}"
 
-#BUILD_TOOLS = "/usr1/openeuler/gcc/gcc-linaro-7.3.1-2018.05-x86_64_aarch64-linux-gnu"
 python () {
     import os
     import platform
@@ -21,8 +20,13 @@ python () {
     if not os.path.exists(local_toolchain):
         return 1
     if os.path.exists(local_toolchain):
+        if "glibc" == d.getVar('BPN', True):
+            gcctopdir = os.path.abspath(os.path.dirname(local_toolchain))
+            d.setVar("DL_DIR", gcctopdir)
+            return 0
         d.setVar("S", local_toolchain)
         d.setVarFlag("do_fetch",  "noexec", "1")
         d.setVarFlag("do_unpack", "noexec", "1")
         d.setVarFlag("do_patch",  "noexec", "1")
+        d.setVarFlag("do_configure",  "noexec", "1")
 }