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--- storage/innobase/xtrabackup/src/utils.cc.orig 2024-08-08 10:30:27 UTC
+++ storage/innobase/xtrabackup/src/utils.cc
@@ -21,6 +21,8 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Bos
#ifdef __APPLE__
#include <mach/mach_host.h>
+#endif
+#if defined(__APPLE__) || defined(__FreeBSD__)
#include <sys/sysctl.h>
#else
#ifdef HAVE_PROCPS_V3
@@ -131,12 +133,14 @@ bool get_major_minor_version(const std::string &versio
return true;
}
-#ifdef __APPLE__
+#if defined(__APPLE__) || defined(__FreeBSD__)
unsigned long host_total_memory() {
unsigned long total_mem = sysconf(_SC_PHYS_PAGES) * sysconf(_SC_PAGESIZE);
return total_mem;
}
+#endif
+#ifdef __APPLE__
unsigned long host_free_memory() {
unsigned long total_mem = host_total_memory();
int64_t used_mem;
@@ -157,6 +161,31 @@ unsigned long host_free_memory() {
return total_mem - (unsigned long)used_mem;
}
return 0;
+}
+#elif defined(__FreeBSD__)
+unsigned long host_free_memory() {
+ static int mib_free[2] = { -1, 0 };
+ static int mib_inactive[2] = { -1, 0 };
+ size_t miblen = sizeof(mib_free) / sizeof(mib_free[0]);
+ uint32_t free_pages, inactive_pages;
+ size_t sz = sizeof(free_pages);
+
+ free_pages = inactive_pages = 0;
+
+ if (mib_free[0] < 0 &&
+ sysctlnametomib("vm.stats.vm.v_free_count", mib_free, &miblen) < 0)
+ mib_free[0] = 0;
+ if (mib_inactive[0] < 0 &&
+ sysctlnametomib("vm.stats.vm.v_inactive_count", mib_inactive, &miblen) < 0)
+ mib_inactive[0] = 0;
+
+ if (mib_free[0] &&
+ sysctl(mib_free, 2, &free_pages, &sz, NULL, 0) < 0)
+ free_pages = 0; /* should not happen */
+ if (mib_inactive[0] && sysctl(mib_inactive, 2, &inactive_pages, &sz, NULL, 0) < 0)
+ inactive_pages = 0; /* should not happen, too */
+
+ return (free_pages + inactive_pages) * sysconf(_SC_PAGESIZE);
}
#else
unsigned long host_total_memory() {
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