On Tue, Jun 18, 2013 at 10:10 AM, Vasilis Liaskovitis <vasilis.liaskovitis@xxxxxxxxxxxxxxxx> wrote: >> could be found at: >> git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git for-x86-mm >> >> and it is based on today's Linus tree. >> > > Has this patchset been tested on various numa configs? > I am using linux-next next-20130607 + part1 with qemu/kvm/seabios VMs. The kernel > boots successfully in many numa configs but while trying different memory sizes > for a 2 numa node VM, I noticed that booting does not complete in all cases > (bootup screen appears to hang but there is no output indicating an early panic) > > node0 node1 boots > 1G 1G yes > 1G 2G yes > 1G 0.5G yes > 3G 2.5G yes > 3G 3G yes > 4G 0G yes > 4G 4G yes > 1.5G 1G no > 2G 1G no > 2G 2G no > 2.5G 2G no > 2.5G 2.5G no > > linux-next next-20130607 boots al of these configs fine. > > Looks odd, perhaps I have something wrong in my setup or maybe there is a > seabios/qemu interaction with this patchset. I will update if I find something. just tried 2g/2g, and it works on qemu-kvm: early console in setup code Probing EDD (edd=off to disable)... ok early console in decompress_kernel decompress_kernel: input: [0x2a8e2c2-0x3393991], output: 0x1000000, heap: [0x339b200-0x33a31ff] Decompressing Linux... xz... Parsing ELF... done. Booting the kernel. [ 0.000000] bootconsole [uart0] enabled [ 0.000000] real_mode_data : phys 0000000000014490 [ 0.000000] real_mode_data : virt ffff880000014490 [ 0.000000] boot_params : init virt ffffffff82f869a0 [ 0.000000] boot_params : phys 0000000002f869a0 [ 0.000000] boot_params : virt ffff880002f869a0 [ 0.000000] boot_command_line : init virt ffffffff82e53020 [ 0.000000] boot_command_line : phys 0000000002e53020 [ 0.000000] boot_command_line : virt ffff880002e53020 [ 0.000000] Kernel Layout: [ 0.000000] .text: [0x01000000-0x020b8840] [ 0.000000] .rodata: [0x02200000-0x029d3fff] [ 0.000000] .data: [0x02a00000-0x02bd4d7f] [ 0.000000] .init: [0x02bd6000-0x02f71fff] [ 0.000000] .bss: [0x02f80000-0x03c20fff] [ 0.000000] .brk: [0x03c21000-0x03c45fff] [ 0.000000] memblock_reserve: [0x0009f000-0x000fffff] * BIOS reserved [ 0.000000] Initializing cgroup subsys cpuset [ 0.000000] Initializing cgroup subsys cpu [ 0.000000] Initializing cgroup subsys cpuacct [ 0.000000] Linux version 3.10.0-rc6-yh-01398-ga6660aa-dirty (yhlu@xxxxxxxxxxxxxxx) (gcc version 4.7.2 20130108 [gcc-4_7-branch revision 195012] (SUSE Linux) ) #1754 SMP Tue Jun 18 13:10:47 PDT 2013 [ 0.000000] memblock_reserve: [0x01000000-0x03c20fff] TEXT DATA BSS [ 0.000000] memblock_reserve: [0x7dcef000-0x7fffefff] RAMDISK [ 0.000000] Command line: BOOT_IMAGE=linux debug ignore_loglevel initcall_debug pci=routeirq ramdisk_size=262144 root=/dev/ram0 rw ip=dhcp console=uart8250,io,0x3f8,115200 initrd=initrd.img [ 0.000000] KERNEL supported cpus: [ 0.000000] Intel GenuineIntel [ 0.000000] AMD AuthenticAMD [ 0.000000] Centaur CentaurHauls [ 0.000000] Physical RAM map: [ 0.000000] raw: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] raw: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] raw: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] raw: [mem 0x0000000000100000-0x00000000dfffdfff] usable [ 0.000000] raw: [mem 0x00000000dfffe000-0x00000000dfffffff] reserved [ 0.000000] raw: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] raw: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] raw: [mem 0x0000000100000000-0x000000011fffffff] usable [ 0.000000] e820: BIOS-provided physical RAM map (sanitized by setup): [ 0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009fbff] usable [ 0.000000] BIOS-e820: [mem 0x000000000009fc00-0x000000000009ffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000000f0000-0x00000000000fffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000000100000-0x00000000dfffdfff] usable [ 0.000000] BIOS-e820: [mem 0x00000000dfffe000-0x00000000dfffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000feffc000-0x00000000feffffff] reserved [ 0.000000] BIOS-e820: [mem 0x00000000fffc0000-0x00000000ffffffff] reserved [ 0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000011fffffff] usable [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] NX (Execute Disable) protection: active [ 0.000000] SMBIOS 2.4 present. [ 0.000000] DMI: Bochs Bochs, BIOS Bochs 01/01/2011 [ 0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved [ 0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable [ 0.000000] No AGP bridge found [ 0.000000] e820: last_pfn = 0x120000 max_arch_pfn = 0x400000000 [ 0.000000] MTRR default type: write-back [ 0.000000] MTRR fixed ranges enabled: [ 0.000000] 00000-9FFFF write-back [ 0.000000] A0000-BFFFF uncachable [ 0.000000] C0000-FFFFF write-protect [ 0.000000] MTRR variable ranges enabled: [ 0.000000] 0 [00E0000000-00FFFFFFFF] mask FFE0000000 uncachable [ 0.000000] 1 disabled [ 0.000000] 2 disabled [ 0.000000] 3 disabled [ 0.000000] 4 disabled [ 0.000000] 5 disabled [ 0.000000] 6 disabled [ 0.000000] 7 disabled [ 0.000000] PAT not supported by CPU. [ 0.000000] e820: last_pfn = 0xdfffe max_arch_pfn = 0x400000000 [ 0.000000] found SMP MP-table at [mem 0x000fdae0-0x000fdaef] mapped at [ffff8800000fdae0] [ 0.000000] memblock_reserve: [0x000fdae0-0x000fdaef] * MP-table mpf [ 0.000000] memblock_reserve: [0x000fdaf0-0x000fdbe3] * MP-table mpc [ 0.000000] memblock_reserve: [0x03c21000-0x03c26fff] BRK [ 0.000000] MEMBLOCK configuration: [ 0.000000] memory size = 0xfff9cc00 reserved size = 0x4f98000 [ 0.000000] memory.cnt = 0x3 [ 0.000000] memory[0x0] [0x00001000-0x0009efff], 0x9e000 bytes [ 0.000000] memory[0x1] [0x00100000-0xdfffdfff], 0xdfefe000 bytes [ 0.000000] memory[0x2] [0x100000000-0x11fffffff], 0x20000000 bytes [ 0.000000] reserved.cnt = 0x3 [ 0.000000] reserved[0x0] [0x0009f000-0x000fffff], 0x61000 bytes [ 0.000000] reserved[0x1] [0x01000000-0x03c26fff], 0x2c27000 bytes [ 0.000000] reserved[0x2] [0x7dcef000-0x7fffefff], 0x2310000 bytes [ 0.000000] memblock_reserve: [0x00099000-0x0009efff] TRAMPOLINE [ 0.000000] Base memory trampoline at [ffff880000099000] 99000 size 24576 [ 0.000000] memblock_reserve: [0x00000000-0x0000ffff] RESERVELOW [ 0.000000] ACPI: RSDP 00000000000fd8d0 00014 (v00 BOCHS ) [ 0.000000] ACPI: RSDT 00000000dfffe270 00038 (v01 BOCHS BXPCRSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: FACP 00000000dfffff80 00074 (v01 BOCHS BXPCFACP 00000001 BXPC 00000001) [ 0.000000] ACPI: DSDT 00000000dfffe2b0 011A9 (v01 BXPC BXDSDT 00000001 INTL 20100528) [ 0.000000] ACPI: FACS 00000000dfffff40 00040 [ 0.000000] ACPI: SSDT 00000000dffff6e0 00858 (v01 BOCHS BXPCSSDT 00000001 BXPC 00000001) [ 0.000000] ACPI: APIC 00000000dffff5b0 00090 (v01 BOCHS BXPCAPIC 00000001 BXPC 00000001) [ 0.000000] ACPI: HPET 00000000dffff570 00038 (v01 BOCHS BXPCHPET 00000001 BXPC 00000001) [ 0.000000] ACPI: SRAT 00000000dffff460 00110 (v01 BOCHS BXPCSRAT 00000001 BXPC 00000001) [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] SRAT: PXM 0 -> APIC 0x00 -> Node 0 [ 0.000000] SRAT: PXM 0 -> APIC 0x01 -> Node 0 [ 0.000000] SRAT: PXM 1 -> APIC 0x02 -> Node 1 [ 0.000000] SRAT: PXM 1 -> APIC 0x03 -> Node 1 [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x00000000-0x0009ffff] [ 0.000000] SRAT: Node 0 PXM 0 [mem 0x00100000-0x7fffffff] [ 0.000000] SRAT: Node 1 PXM 1 [mem 0x80000000-0xdfffffff] [ 0.000000] SRAT: Node 1 PXM 1 [mem 0x100000000-0x11fffffff] [ 0.000000] NUMA: Node 0 [mem 0x00000000-0x0009ffff] + [mem 0x00100000-0x7fffffff] -> [mem 0x00000000-0x7fffffff] [ 0.000000] NUMA: Node 1 [mem 0x80000000-0xdfffffff] + [mem 0x100000000-0x11fffffff] -> [mem 0x80000000-0x11fffffff] [ 0.000000] Node 0: [mem 0x00000000000000-0x0000007fffffff] [ 0.000000] init_memory_mapping: [mem 0x00000000-0x000fffff] [ 0.000000] [mem 0x00000000-0x000fffff] page 4k [ 0.000000] BRK [0x03c22000, 0x03c22fff] PGTABLE [ 0.000000] BRK [0x03c23000, 0x03c23fff] PGTABLE [ 0.000000] BRK [0x03c24000, 0x03c24fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x7da00000-0x7dbfffff] [ 0.000000] [mem 0x7da00000-0x7dbfffff] page 2M [ 0.000000] BRK [0x03c25000, 0x03c25fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x7c000000-0x7d9fffff] [ 0.000000] [mem 0x7c000000-0x7d9fffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x00100000-0x7bffffff] [ 0.000000] [mem 0x00100000-0x001fffff] page 4k [ 0.000000] [mem 0x00200000-0x7bffffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x7dc00000-0x7fffffff] [ 0.000000] [mem 0x7dc00000-0x7fffffff] page 2M [ 0.000000] Node 1: [mem 0x00000080000000-0x0000011fffffff] [ 0.000000] init_memory_mapping: [mem 0x11fe00000-0x11fffffff] [ 0.000000] [mem 0x11fe00000-0x11fffffff] page 2M [ 0.000000] BRK [0x03c26000, 0x03c26fff] PGTABLE [ 0.000000] init_memory_mapping: [mem 0x11c000000-0x11fdfffff] [ 0.000000] [mem 0x11c000000-0x11fdfffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x100000000-0x11bffffff] [ 0.000000] [mem 0x100000000-0x11bffffff] page 2M [ 0.000000] init_memory_mapping: [mem 0x80000000-0xdfffdfff] [ 0.000000] [mem 0x80000000-0xdfdfffff] page 2M [ 0.000000] [mem 0xdfe00000-0xdfffdfff] page 4k [ 0.000000] memblock_reserve: [0x11ffff000-0x11fffffff] PGTABLE [ 0.000000] memblock_reserve: [0x11fffe000-0x11fffefff] PGTABLE [ 0.000000] memblock_reserve: [0x11fffd000-0x11fffdfff] PGTABLE [ 0.000000] RAMDISK: [mem 0x7dcef000-0x7fffefff] [ 0.000000] Initmem setup node 0 [mem 0x00000000-0x7fffffff] [ 0.000000] memblock_reserve: [0x7dcc8000-0x7dceefff] [ 0.000000] NODE_DATA [mem 0x7dcc8000-0x7dceefff] [ 0.000000] Initmem setup node 1 [mem 0x80000000-0x11fffffff] [ 0.000000] memblock_reserve: [0x11ffd6000-0x11fffcfff] [ 0.000000] NODE_DATA [mem 0x11ffd6000-0x11fffcfff] [ 0.000000] MEMBLOCK configuration: [ 0.000000] memory size = 0xfff9cc00 reserved size = 0x4fff000 [ 0.000000] memory.cnt = 0x4 [ 0.000000] memory[0x0] [0x00001000-0x0009efff], 0x9e000 bytes on node 0 [ 0.000000] memory[0x1] [0x00100000-0x7fffffff], 0x7ff00000 bytes on node 0 [ 0.000000] memory[0x2] [0x80000000-0xdfffdfff], 0x5fffe000 bytes on node 1 [ 0.000000] memory[0x3] [0x100000000-0x11fffffff], 0x20000000 bytes on node 1 [ 0.000000] reserved.cnt = 0x5 [ 0.000000] reserved[0x0] [0x00000000-0x0000ffff], 0x10000 bytes [ 0.000000] reserved[0x1] [0x00099000-0x000fffff], 0x67000 bytes [ 0.000000] reserved[0x2] [0x01000000-0x03c26fff], 0x2c27000 bytes [ 0.000000] reserved[0x3] [0x7dcc8000-0x7fffefff], 0x2337000 bytes [ 0.000000] reserved[0x4] [0x11ffd6000-0x11fffffff], 0x2a000 bytes [ 0.000000] memblock_reserve: [0x7ffff000-0x7fffffff] sparse section [ 0.000000] memblock_reserve: [0x11fbd6000-0x11ffd5fff] usemap_map [ 0.000000] memblock_reserve: [0x7dcc7e00-0x7dcc7fff] usemap section [ 0.000000] memblock_reserve: [0x11fbd5e00-0x11fbd5fff] usemap section [ 0.000000] memblock_reserve: [0x11f7d5e00-0x11fbd5dff] map_map [ 0.000000] memblock_reserve: [0x7bc00000-0x7dbfffff] vmemmap buf [ 0.000000] memblock_reserve: [0x7dcc6000-0x7dcc6fff] vmemmap block [ 0.000000] [ffffea0000000000-ffffea7fffffffff] PGD @ ffff88007dcc6000 on node 0 [ 0.000000] memblock_reserve: [0x7dcc5000-0x7dcc5fff] vmemmap block [ 0.000000] [ffffea0000000000-ffffea003fffffff] PUD @ ffff88007dcc5000 on node 0 [ 0.000000] memblock_free: [0x7dc00000-0x7dbfffff] [ 0.000000] memblock_reserve: [0x11d600000-0x11f5fffff] vmemmap buf [ 0.000000] [ffffea0000000000-ffffea0001ffffff] PMD -> [ffff88007bc00000-ffff88007dbfffff] on node 0 [ 0.000000] memblock_free: [0x11f600000-0x11f5fffff] [ 0.000000] [ffffea0002000000-ffffea00047fffff] PMD -> [ffff88011d600000-ffff88011f5fffff] on node 1 [ 0.000000] memblock_free: [0x11f7d5e00-0x11fbd5dff] [ 0.000000] memblock_free: [0x11fbd6000-0x11ffd5fff]Zone ranges: [ 0.000000] DMA [mem 0x00001000-0x00ffffff] [ 0.000000] DMA32 [mem 0x01000000-0xffffffff] [ 0.000000] Normal [mem 0x100000000-0x11fffffff] [ 0.000000] Movable zone start for each node [ 0.000000] Early memory node ranges [ 0.000000] node 0: [mem 0x00001000-0x0009efff] [ 0.000000] node 0: [mem 0x00100000-0x7fffffff] [ 0.000000] node 1: [mem 0x80000000-0xdfffdfff] [ 0.000000] node 1: [mem 0x100000000-0x11fffffff] [ 0.000000] start - node_states[2]: [ 0.000000] On node 0 totalpages: 524190 [ 0.000000] DMA zone: 64 pages used for memmap [ 0.000000] DMA zone: 21 pages reserved [ 0.000000] DMA zone: 3998 pages, LIFO batch:0 [ 0.000000] memblock_reserve: [0x7dc6d000-0x7dcc4fff] pgdat [ 0.000000] DMA32 zone: 8128 pages used for memmap [ 0.000000] DMA32 zone: 520192 pages, LIFO batch:31 [ 0.000000] memblock_reserve: [0x7dc15000-0x7dc6cfff] pgdat [ 0.000000] On node 1 totalpages: 524286 [ 0.000000] DMA32 zone: 6144 pages used for memmap [ 0.000000] DMA32 zone: 393214 pages, LIFO batch:31 [ 0.000000] memblock_reserve: [0x11ff7e000-0x11ffd5fff] pgdat [ 0.000000] Normal zone: 2048 pages used for memmap [ 0.000000] Normal zone: 131072 pages, LIFO batch:31 [ 0.000000] memblock_reserve: [0x11ff26000-0x11ff7dfff] pgdat [ 0.000000] after - node_states[2]: 0-1 [ 0.000000] memblock_reserve: [0x11ff25000-0x11ff25fff] pgtable -- To unsubscribe, send a message with 'unsubscribe linux-mm' in 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