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Merge 10.4 to 10.5

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This commit is contained in:
Marko Mäkelä
2020-10-22 17:08:49 +03:00
parent cca75c95bc 9868253b32
commit 1657b7a583
185 changed files with 3709 additions and 657 deletions
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56
scripts/mysqld_safe.sh
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@ -437,25 +437,10 @@ mysqld_ld_preload_text() {
echo "$text"
}
mysql_config=
get_mysql_config() {
if [ -z "$mysql_config" ]; then
mysql_config=`echo "$0" | sed 's,/[^/][^/]*$,/mysql_config,'`
if [ ! -x "$mysql_config" ]; then
log_error "Can not run mysql_config $@ from '$mysql_config'"
exit 1
fi
fi
"$mysql_config" "$@"
}
# set_malloc_lib LIB
# - If LIB is empty, do nothing and return
# - If LIB starts with 'tcmalloc' or 'jemalloc', look for the shared library in
# /usr/lib, /usr/lib64 and then pkglibdir.
# - If LIB starts with 'tcmalloc' or 'jemalloc', look for the shared library
# using `ldconfig`.
# tcmalloc is part of the Google perftools project.
# - If LIB is an absolute path, assume it is a malloc shared library
#
@ -463,28 +448,28 @@ get_mysql_config() {
# running mysqld. See ld.so for details.
set_malloc_lib() {
malloc_lib="$1"
if expr "$malloc_lib" : "\(tcmalloc\|jemalloc\)" > /dev/null ; then
pkglibdir=`get_mysql_config --variable=pkglibdir`
where=''
# This list is kept intentionally simple. Simply set --malloc-lib
# to a full path if another location is desired.
for libdir in /usr/lib /usr/lib64 "$pkglibdir" "$pkglibdir/mysql"; do
tmp=`echo "$libdir/lib$malloc_lib.so".[0-9]`
where="$where $libdir"
# log_notice "DEBUG: Checking for malloc lib '$tmp'"
[ -r "$tmp" ] || continue
malloc_lib="$tmp"
where=''
break
done
if [ -n "$where" ]; then
log_error "no shared library for lib$malloc_lib.so.[0-9] found in$where"
if ! my_which ldconfig > /dev/null 2>&1
then
log_error "ldconfig command not found, required for ldconfig -p"
exit 1
fi
fi
# format from ldconfig:
# "libjemalloc.so.1 (libc6,x86-64) => /usr/lib/x86_64-linux-gnu/libjemalloc.so.1"
libmalloc_path="$(ldconfig -p | sed -n "/lib${malloc_lib}/p" | cut -d '>' -f2)"
if [ -z "$libmalloc_path" ]; then
log_error "no shared library for lib$malloc_lib.so.[0-9] found."
exit 1
fi
for f in $libmalloc_path; do
if [ -f "$f" ]; then
malloc_lib=$f # get the first path if many
break
fi
done
fi
# Allow --malloc-lib='' to override other settings
[ -z "$malloc_lib" ] && return
@ -501,7 +486,6 @@ set_malloc_lib() {
exit 1
;;
esac
add_mysqld_ld_preload "$malloc_lib"
}