diff -Naur ceph-13.2.6/work/ceph-13.2.6/src/CMakeLists.txt ceph-13.2.6-success/work/ceph-13.2.6/src/CMakeLists.txt
--- ceph-13.2.6/work/ceph-13.2.6/src/CMakeLists.txt	2019-06-03 17:18:57.000000000 +0200
+++ ceph-13.2.6-success/work/ceph-13.2.6/src/CMakeLists.txt	2019-07-14 18:46:05.524767854 +0200
@@ -24,6 +24,7 @@
 add_definitions("-DCEPH_PKGLIBDIR=\"${CMAKE_INSTALL_FULL_PKGLIBDIR}\"")
 add_definitions("-DHAVE_CONFIG_H -D__CEPH__ -D_REENTRANT -D_THREAD_SAFE -D__STDC_FORMAT_MACROS")
 add_definitions("-D_FILE_OFFSET_BITS=64")
+add_definitions("-DBOOST_VARIANT_USE_RELAXED_GET_BY_DEFAULT")
 if(LINUX)
   add_definitions("-D_GNU_SOURCE")
 endif()
diff -Naur ceph-13.2.6/work/ceph-13.2.6/src/common/ceph_context.h ceph-13.2.6-success/work/ceph-13.2.6/src/common/ceph_context.h
--- ceph-13.2.6/work/ceph-13.2.6/src/common/ceph_context.h	2019-06-03 17:18:57.000000000 +0200
+++ ceph-13.2.6-success/work/ceph-13.2.6/src/common/ceph_context.h	2019-07-14 08:58:01.950546863 +0200
@@ -144,7 +144,7 @@
   void do_command(std::string_view command, const cmdmap_t& cmdmap,
 		  std::string_view format, ceph::bufferlist *out);
 
-  static constexpr std::size_t largest_singleton = sizeof(void*) * 72;
+  static constexpr std::size_t largest_singleton = sizeof(void*) * 144;
 
   template<typename T, typename... Args>
   T& lookup_or_create_singleton_object(std::string_view name,
diff -Naur ceph-13.2.6/work/ceph-13.2.6/src/mon/OSDMonitor.cc ceph-13.2.6-success/work/ceph-13.2.6/src/mon/OSDMonitor.cc
--- ceph-13.2.6/work/ceph-13.2.6/src/mon/OSDMonitor.cc	2019-06-03 17:18:57.000000000 +0200
+++ ceph-13.2.6-success/work/ceph-13.2.6/src/mon/OSDMonitor.cc	2019-07-14 15:00:30.032429503 +0200
@@ -821,7 +821,7 @@
 	     << " modified " << p->second.modified
 	     << " [" << p->second.start << "-" << p->second.end << ")"
 	     << dendl;
-    int n = std::min(max - pending_creatings.pgs.size(),
+    int n = std::min((uint64_t)(max - pending_creatings.pgs.size()),
 		p->second.end - p->second.start);
     ps_t first = p->second.start;
     ps_t end = first + n;
diff -Naur ceph-13.2.6/work/ceph-13.2.6/src/os/bluestore/BlueStore.cc ceph-13.2.6-success/work/ceph-13.2.6/src/os/bluestore/BlueStore.cc
--- ceph-13.2.6/work/ceph-13.2.6/src/os/bluestore/BlueStore.cc	2019-06-03 17:18:57.000000000 +0200
+++ ceph-13.2.6-success/work/ceph-13.2.6/src/os/bluestore/BlueStore.cc	2019-07-15 06:08:24.938166321 +0200
@@ -12569,7 +12569,7 @@
     if (e.second == 0) {
       continue;
     }
-    size_t pos = max(e.first / granularity, prev_pos);
+    size_t pos = max(e.first / granularity, (long long unsigned int&)prev_pos);
     size_t end_pos = 1 + (e.first + e.second - 1) / granularity;
     while (pos != npos && pos < end_pos)  {
         ceph_assert( collections_bfs[pos].element_count() ==
diff -Naur ceph-13.2.6/work/ceph-13.2.6/src/osd/PrimaryLogPG.cc ceph-13.2.6-success/work/ceph-13.2.6/src/osd/PrimaryLogPG.cc
--- ceph-13.2.6/work/ceph-13.2.6/src/osd/PrimaryLogPG.cc	2019-06-03 17:18:57.000000000 +0200
+++ ceph-13.2.6-success/work/ceph-13.2.6/src/osd/PrimaryLogPG.cc	2019-07-14 16:24:48.346295044 +0200
@@ -1626,7 +1626,7 @@
   if (limit != eversion_t() &&
       limit != pg_trim_to &&
       pg_log.get_log().approx_size() > target) {
-    size_t num_to_trim = std::min(pg_log.get_log().approx_size() - target,
+    size_t num_to_trim = std::min((uint64_t)(pg_log.get_log().approx_size() - target),
                              cct->_conf->osd_pg_log_trim_max);
     if (num_to_trim < cct->_conf->osd_pg_log_trim_min &&
         cct->_conf->osd_pg_log_trim_max >= cct->_conf->osd_pg_log_trim_min) {
@@ -1672,7 +1672,7 @@
       pg_log.get_log().approx_size() > target) {
     dout(10) << __func__ << " approx pg log length =  "
              << pg_log.get_log().approx_size() << dendl;
-    size_t num_to_trim = std::min(pg_log.get_log().approx_size() - target,
+    size_t num_to_trim = std::min((uint64_t)(pg_log.get_log().approx_size() - target),
 				  cct->_conf->osd_pg_log_trim_max);
     dout(10) << __func__ << " num_to_trim =  " << num_to_trim << dendl;
     if (num_to_trim < cct->_conf->osd_pg_log_trim_min &&
diff -Naur ceph-13.2.6/work/ceph-13.2.6/src/rgw/rgw_sync_log_trim.cc ceph-13.2.6-success/work/ceph-13.2.6/src/rgw/rgw_sync_log_trim.cc
--- ceph-13.2.6/work/ceph-13.2.6/src/rgw/rgw_sync_log_trim.cc	2019-06-03 17:18:57.000000000 +0200
+++ ceph-13.2.6-success/work/ceph-13.2.6/src/rgw/rgw_sync_log_trim.cc	2019-07-15 16:34:38.795259035 +0200
@@ -351,7 +351,7 @@
   status->clear();
   // The initialisation below is required to silence a false positive
   // -Wmaybe-uninitialized warning
-  boost::optional<size_t> num_shards = boost::make_optional(false, 0UL);
+  boost::optional<size_t> num_shards = boost::make_optional(false, 0U);
   for (auto peer = first; peer != last; ++peer) {
     const size_t peer_shards = peer->size();
     if (!num_shards) {