379 int64 OsLayer::FindHugePages() {  in FindHugePages()
405   int64 pages = strtoull(buf, NULL, 10);  // NOLINT  in FindHugePages()
410 int64 OsLayer::FindFreeMemSize() {  in FindFreeMemSize()
411   int64 size = 0;  in FindFreeMemSize()
412   int64 minsize = 0;  in FindFreeMemSize()
416   int64 pages = sysconf(_SC_PHYS_PAGES);  in FindFreeMemSize()
417   int64 avpages = sysconf(_SC_AVPHYS_PAGES);  in FindFreeMemSize()
418   int64 pagesize = sysconf(_SC_PAGESIZE);  in FindFreeMemSize()
419   int64 physsize = pages * pagesize;  in FindFreeMemSize()
420   int64 avphyssize = avpages * pagesize;  in FindFreeMemSize()
423   int64 hugepagesize = FindHugePages() * 2 * kMegabyte;  in FindFreeMemSize()
452       int64 totalsize = pages * pagesize;  in FindFreeMemSize()
453       int64 reserve_kb = reserve_mb_ * kMegabyte;  in FindFreeMemSize()
496 int64 OsLayer::AllocateAllMem() {  in AllocateAllMem()
497   int64 length = FindFreeMemSize();  in AllocateAllMem()
507 bool OsLayer::AllocateTestMem(int64 length, uint64 paddr_base) {  in AllocateTestMem()
523   int64 hugepagesize = FindHugePages() * 2 * kMegabyte;  in AllocateTestMem()