Merge pull request #511 from infosiftr/armv8.2-a

Add a warning for ARMv8.2-A
docker-library · Nov 17, 2021 · ad1f434 · ad1f434
2 parents 71daea7 + 1edf40c
commit ad1f434
Show file tree

Hide file tree

Showing 5 changed files with 150 additions and 50 deletions.
diff --git a/4.0/docker-entrypoint.sh b/4.0/docker-entrypoint.sh
diff --git a/4.2/docker-entrypoint.sh b/4.2/docker-entrypoint.sh
diff --git a/4.4/docker-entrypoint.sh b/4.4/docker-entrypoint.sh
diff --git a/5.0/docker-entrypoint.sh b/5.0/docker-entrypoint.sh
diff --git a/docker-entrypoint.sh b/docker-entrypoint.sh
@@ -22,16 +22,36 @@ if [[ "$originalArgOne" == mongo* ]] && [ "$(id -u)" = '0' ]; then
 	exec gosu mongodb "$BASH_SOURCE" "$@"
 fi
 
-if dpkgArch="$(dpkg --print-architecture)" && [ "$dpkgArch" = 'amd64' ] && ! grep -qE '^flags.* avx( .*|$)' /proc/cpuinfo; then
-	# https://github.com/docker-library/mongo/issues/485#issuecomment-891991814
-	{
-		echo
-		echo 'WARNING: MongoDB 5.0+ requires a CPU with AVX support, and your current system does not appear to have that!'
-		echo '  see https://www.mongodb.com/community/forums/t/mongodb-5-0-cpu-intel-g4650-compatibility/116610/2'
-		echo '  see also https://github.com/docker-library/mongo/issues/485#issuecomment-891991814'
-		echo
-	} >&2
-fi
+dpkgArch="$(dpkg --print-architecture)"
+case "$dpkgArch" in
+	amd64) # https://github.com/docker-library/mongo/issues/485#issuecomment-891991814
+		if ! grep -qE '^flags.* avx( .*|$)' /proc/cpuinfo; then
+			{
+				echo
+				echo 'WARNING: MongoDB 5.0+ requires a CPU with AVX support, and your current system does not appear to have that!'
+				echo '  see https://jira.mongodb.org/browse/SERVER-54407'
+				echo '  see also https://www.mongodb.com/community/forums/t/mongodb-5-0-cpu-intel-g4650-compatibility/116610/2'
+				echo '  see also https://github.com/docker-library/mongo/issues/485#issuecomment-891991814'
+				echo
+			} >&2
+		fi
+		;;
+
+	arm64) # https://github.com/docker-library/mongo/issues/485#issuecomment-970864306
+		# https://en.wikichip.org/wiki/arm/armv8#ARMv8_Extensions_and_Processor_Features
+		# http://javathunderx.blogspot.com/2018/11/cheat-sheet-for-cpuinfo-features-on.html
+		if ! grep -qE '^Features.* (fphp|dcpop|sha3|sm3|sm4|asimddp|sha512|sve)( .*|$)' /proc/cpuinfo; then
+			{
+				echo
+				echo 'WARNING: MongoDB 5.0+ requires ARMv8.2-A or higher, and your current system does not appear to implement any of the common features for that!'
+				echo '  see https://jira.mongodb.org/browse/SERVER-55178'
+				echo '  see also https://en.wikichip.org/wiki/arm/armv8#ARMv8_Extensions_and_Processor_Features'
+				echo '  see also https://github.com/docker-library/mongo/issues/485#issuecomment-970864306'
+				echo
+			} >&2
+		fi
+		;;
+esac
 
 # you should use numactl to start your mongod instances, including the config servers, mongos instances, and any clients.
 # https://docs.mongodb.com/manual/administration/production-notes/#configuring-numa-on-linux