Hi, In include/linux/sysctl.h of 2.6.9-rc3-mm3, both VM_HEAP_STACK_GAP and VM_SWAP_TOKEN_TIMEOUT are 28. Maybe one of them should be 29? --- include/linux/sysctl.h (revision 11) +++ include/linux/sysctl.h (local) @@ -168,7 +168,7 @@ VM_VFS_CACHE_PRESSURE=26, /* dcache/icache reclaim pressure */ VM_LEGACY_VA_LAYOUT=27, /* legacy/compatibility virtual address space layout */ VM_HEAP_STACK_GAP=28, /* int: page gap between heap and stack */ - VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */ + VM_SWAP_TOKEN_TIMEOUT=29, /* default time for token time out */ }; -- Best Regards, Wen-chien Jesse Sung