Add patch to workaround issues on large systems (>1024 CPU)

Resolves: #1245410

libdb-limit-cpu.patch

@@ -0,0 +1,12 @@
+diff -Naurp db_old/src/os/os_cpu.c db_new/src/os/os_cpu.c
+--- db_old/src/os/os_cpu.c	2012-05-11 12:57:54.000000000 -0500
++++ db_new/src/os/os_cpu.c	2015-08-12 14:00:37.232498880 -0500
+@@ -40,6 +40,8 @@ __os_cpu_count()
+ 	long nproc;
+ 
+ 	nproc = sysconf(_SC_NPROCESSORS_ONLN);
++	if (nproc > 1024)
++		nproc = 1024;
+ 	return ((u_int32_t)(nproc > 1 ? nproc : 1));
+ #else
+ 	return (1);

libdb.spec

@@ -4,7 +4,7 @@
 Summary: The Berkeley DB database library for C
 Name: libdb
 Version: 5.3.28
-Release: 34%{?dist}
+Release: 35%{?dist}
 Source0: http://download.oracle.com/berkeley-db/db-%{version}.tar.gz
 Source1: http://download.oracle.com/berkeley-db/db.1.85.tar.gz
 # For mt19937db.c
@@ -48,7 +48,10 @@ Patch35: checkpoint-opd-deadlock.patch
 Patch36: db-5.3.28-atomic_compare_exchange.patch
 # CDB race (rhbz #1099509)
 Patch37: libdb-cbd-race.patch
-
+# Limit concurrency to max 1024 CPUs (rhbz#1245410)
+# A fix for the issue should be in an upstream release already
+# https://community.oracle.com/message/13274780#13274780
+Patch38: libdb-limit-cpu.patch
 
 URL: http://www.oracle.com/database/berkeley-db/
 License: BSD and LGPLv2 and Sleepycat
@@ -250,6 +253,7 @@ popd
 %patch35 -p1
 %patch36 -p1
 %patch37 -p1
+%patch38 -p1
 
 cd dist
 ./s_config
@@ -445,6 +449,10 @@ mv man/* ${RPM_BUILD_ROOT}%{_mandir}/man1
 %{_libdir}/libdb_java.so
 
 %changelog
+* Wed Jan 16 2019 Petr Kubat <pkubat@redhat.com> - 5.3.28-35
+- Add patch to workaround issues on large systems (>1024 CPU)
+  Resolves: #1245410
+
 * Wed Sep 05 2018 Petr Kubat <pkubat@redhat.com> - 5.3.28-34
 - Add patch for CDB race issue (#1099509)