ANSWER 2
My file system for /home is xfs
and btfrs for the rest.
linux:/home/xxxx # dmesg
0.000000] Initializing cgroup subsys cpuset
0.000000] Initializing cgroup subsys cpu
0.000000] Initializing cgroup subsys cpuacct
0.000000] Linux version 3.16.6-2-desktop (geeko@buildhost) (gcc version 4.8.3 20140627 [gcc-4_8-branch revision 212064] (SUSE Linux) ) #1 SMP PREEMPT Mon Oct 20 13:47:22 UTC 2014 (feb42ea)
0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-3.16.6-2-desktop root=UUID=ed9ae40a-87cb-4853-84cb-d96aec2880e5 ro BOOT_IMAGE=/boot/x86_64/loader/linux ramdisk_size=512000 ramdisk_blocksize=4096 resume=/dev/disk/by-uuid/ecf51bc3-7230-426b-abba-aa92de43e158 splash=silent quiet showopts
0.000000] e820: BIOS-provided physical RAM map:
0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000006efff] usable
0.000000] BIOS-e820: [mem 0x000000000006f000-0x000000000006ffff] reserved
0.000000] BIOS-e820: [mem 0x0000000000070000-0x0000000000087fff] usable
0.000000] BIOS-e820: [mem 0x0000000000088000-0x00000000000bffff] reserved
0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000006bf5ffff] usable
0.000000] BIOS-e820: [mem 0x000000006bf60000-0x000000006d35ffff] reserved
0.000000] BIOS-e820: [mem 0x000000006d360000-0x000000008c6befff] usable
0.000000] BIOS-e820: [mem 0x000000008c6bf000-0x000000008cebefff] reserved
0.000000] BIOS-e820: [mem 0x000000008cebf000-0x000000008cfbefff] ACPI NVS
0.000000] BIOS-e820: [mem 0x000000008cfbf000-0x000000008cffefff] ACPI data
0.000000] BIOS-e820: [mem 0x000000008cfff000-0x000000008cffffff] usable
0.000000] BIOS-e820: [mem 0x000000008d000000-0x000000008f9fffff] reserved
0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000efffffff] reserved
0.000000] BIOS-e820: [mem 0x00000000feb00000-0x00000000feb0ffff] reserved
0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
0.000000] BIOS-e820: [mem 0x00000000fed00000-0x00000000fee00fff] reserved
0.000000] BIOS-e820: [mem 0x00000000ffb80000-0x00000000ffffffff] reserved
0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000046f5fffff] usable
0.000000] NX (Execute Disable) protection: active
0.000000] e820: update [mem 0x6ad88018-0x6ad9f657] usable ==> usable
0.000000] e820: update [mem 0x6ad77018-0x6ad87057] usable ==> usable
0.000000] e820: update [mem 0x6d360018-0x6d36c057] usable ==> usable
0.000000] extended physical RAM map:
0.000000] reserve setup_data: [mem 0x0000000000000000-0x000000000006efff] usable
0.000000] reserve setup_data: [mem 0x000000000006f000-0x000000000006ffff] reserved
0.000000] reserve setup_data: [mem 0x0000000000070000-0x0000000000087fff] usable
0.000000] reserve setup_data: [mem 0x0000000000088000-0x00000000000bffff] reserved
0.000000] reserve setup_data: [mem 0x0000000000100000-0x000000006ad77017] usable
0.000000] reserve setup_data: [mem 0x000000006ad77018-0x000000006ad87057] usable
0.000000] reserve setup_data: [mem 0x000000006ad87058-0x000000006ad88017] usable
0.000000] reserve setup_data: [mem 0x000000006ad88018-0x000000006ad9f657] usable
0.000000] reserve setup_data: [mem 0x000000006ad9f658-0x000000006bf5ffff] usable
0.000000] reserve setup_data: [mem 0x000000006bf60000-0x000000006d35ffff] reserved
0.000000] reserve setup_data: [mem 0x000000006d360000-0x000000006d360017] usable
0.000000] reserve setup_data: [mem 0x000000006d360018-0x000000006d36c057] usable
0.000000] reserve setup_data: [mem 0x000000006d36c058-0x000000008c6befff] usable
0.000000] reserve setup_data: [mem 0x000000008c6bf000-0x000000008cebefff] reserved
0.000000] reserve setup_data: [mem 0x000000008cebf000-0x000000008cfbefff] ACPI NVS
0.000000] reserve setup_data: [mem 0x000000008cfbf000-0x000000008cffefff] ACPI data
0.000000] reserve setup_data: [mem 0x000000008cfff000-0x000000008cffffff] usable
0.000000] reserve setup_data: [mem 0x000000008d000000-0x000000008f9fffff] reserved
0.000000] reserve setup_data: [mem 0x00000000e0000000-0x00000000efffffff] reserved
0.000000] reserve setup_data: [mem 0x00000000feb00000-0x00000000feb0ffff] reserved
0.000000] reserve setup_data: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
0.000000] reserve setup_data: [mem 0x00000000fed00000-0x00000000fee00fff] reserved
0.000000] reserve setup_data: [mem 0x00000000ffb80000-0x00000000ffffffff] reserved
0.000000] reserve setup_data: [mem 0x0000000100000000-0x000000046f5fffff] usable
0.000000] efi: EFI v2.31 by INSYDE Corp.
0.000000] efi: ACPI=0x8cffe000 ACPI 2.0=0x8cffe014 SMBIOS=0x8cebef98
0.000000] efi: mem00: type=3, attr=0xf, range=[0x0000000000000000-0x0000000000001000) (0MB)
[ 0.000000] efi: mem01: type=2, attr=0xf, range=[0x0000000000001000-0x0000000000002000) (0MB)
[ 0.000000] efi: mem02: type=7, attr=0xf, range=[0x0000000000002000-0x000000000006f000) (0MB)
[ 0.000000] efi: mem03: type=0, attr=0xf, range=[0x000000000006f000-0x0000000000070000) (0MB)
[ 0.000000] efi: mem04: type=7, attr=0xf, range=[0x0000000000070000-0x0000000000080000) (0MB)
[ 0.000000] efi: mem05: type=3, attr=0xf, range=[0x0000000000080000-0x0000000000082000) (0MB)
[ 0.000000] efi: mem06: type=7, attr=0xf, range=[0x0000000000082000-0x0000000000088000) (0MB)
[ 0.000000] efi: mem07: type=6, attr=0x800000000000000f, range=[0x0000000000088000-0x000000000009f000) (0MB)
[ 0.000000] efi: mem08: type=0, attr=0xf, range=[0x000000000009f000-0x00000000000a0000) (0MB)
[ 0.000000] efi: mem09: type=7, attr=0xf, range=[0x0000000000100000-0x0000000001000000) (15MB)
[ 0.000000] efi: mem10: type=2, attr=0xf, range=[0x0000000001000000-0x00000000024b9000) (20MB)
[ 0.000000] efi: mem11: type=7, attr=0xf, range=[0x00000000024b9000-0x000000003f793000) (978MB)
[ 0.000000] efi: mem12: type=2, attr=0xf, range=[0x000000003f793000-0x0000000040000000) (8MB)
[ 0.000000] efi: mem13: type=7, attr=0xf, range=[0x0000000040000000-0x0000000048bc2000) (139MB)
[ 0.000000] efi: mem14: type=2, attr=0xf, range=[0x0000000048bc2000-0x000000006a370000) (535MB)
[ 0.000000] efi: mem15: type=4, attr=0xf, range=[0x000000006a370000-0x000000006a390000) (0MB)
[ 0.000000] efi: mem16: type=7, attr=0xf, range=[0x000000006a390000-0x000000006ad77000) (9MB)
[ 0.000000] efi: mem17: type=2, attr=0xf, range=[0x000000006ad77000-0x000000006af61000) (1MB)
[ 0.000000] efi: mem18: type=4, attr=0xf, range=[0x000000006af61000-0x000000006bf60000) (15MB)
[ 0.000000] efi: mem19: type=0, attr=0xf, range=[0x000000006bf60000-0x000000006d360000) (20MB)
[ 0.000000] efi: mem20: type=2, attr=0xf, range=[0x000000006d360000-0x000000006d36f000) (0MB)
[ 0.000000] efi: mem21: type=7, attr=0xf, range=[0x000000006d36f000-0x000000006d44a000) (0MB)
[ 0.000000] efi: mem22: type=1, attr=0xf, range=[0x000000006d44a000-0x000000006d56f000) (1MB)
[ 0.000000] efi: mem23: type=7, attr=0xf, range=[0x000000006d56f000-0x000000007049a000) (47MB)
[ 0.000000] efi: mem24: type=4, attr=0xf, range=[0x000000007049a000-0x00000000706be000) (2MB)
[ 0.000000] efi: mem25: type=7, attr=0xf, range=[0x00000000706be000-0x00000000706bf000) (0MB)
[ 0.000000] efi: mem26: type=4, attr=0xf, range=[0x00000000706bf000-0x00000000707e2000) (1MB)
[ 0.000000] efi: mem27: type=7, attr=0xf, range=[0x00000000707e2000-0x00000000707e3000) (0MB)
[ 0.000000] efi: mem28: type=4, attr=0xf, range=[0x00000000707e3000-0x0000000071e30000) (22MB)
[ 0.000000] efi: mem29: type=7, attr=0xf, range=[0x0000000071e30000-0x0000000071e31000) (0MB)
[ 0.000000] efi: mem30: type=4, attr=0xf, range=[0x0000000071e31000-0x0000000071e32000) (0MB)
[ 0.000000] efi: mem31: type=7, attr=0xf, range=[0x0000000071e32000-0x0000000071e34000) (0MB)
[ 0.000000] efi: mem32: type=4, attr=0xf, range=[0x0000000071e34000-0x0000000071e3f000) (0MB)
[ 0.000000] efi: mem33: type=7, attr=0xf, range=[0x0000000071e3f000-0x0000000071e40000) (0MB)
[ 0.000000] efi: mem34: type=4, attr=0xf, range=[0x0000000071e40000-0x0000000071e68000) (0MB)
[ 0.000000] efi: mem35: type=7, attr=0xf, range=[0x0000000071e68000-0x0000000071e69000) (0MB)
[ 0.000000] efi: mem36: type=4, attr=0xf, range=[0x0000000071e69000-0x0000000071fcc000) (1MB)
[ 0.000000] efi: mem37: type=7, attr=0xf, range=[0x0000000071fcc000-0x0000000071fcd000) (0MB)
[ 0.000000] efi: mem38: type=4, attr=0xf, range=[0x0000000071fcd000-0x0000000071fce000) (0MB)
[ 0.000000] efi: mem39: type=7, attr=0xf, range=[0x0000000071fce000-0x0000000071fcf000) (0MB)
[ 0.000000] efi: mem40: type=4, attr=0xf, range=[0x0000000071fcf000-0x0000000071fd2000) (0MB)
[ 0.000000] efi: mem41: type=7, attr=0xf, range=[0x0000000071fd2000-0x0000000071fd4000) (0MB)
[ 0.000000] efi: mem42: type=4, attr=0xf, range=[0x0000000071fd4000-0x0000000071ff0000) (0MB)
[ 0.000000] efi: mem43: type=7, attr=0xf, range=[0x0000000071ff0000-0x0000000071ff1000) (0MB)
[ 0.000000] efi: mem44: type=4, attr=0xf, range=[0x0000000071ff1000-0x000000007200b000) (0MB)
[ 0.000000] efi: mem45: type=7, attr=0xf, range=[0x000000007200b000-0x000000007200f000) (0MB)
[ 0.000000] efi: mem46: type=4, attr=0xf, range=[0x000000007200f000-0x0000000072010000) (0MB)
[ 0.000000] efi: mem47: type=7, attr=0xf, range=[0x0000000072010000-0x0000000072011000) (0MB)
[ 0.000000] efi: mem48: type=4, attr=0xf, range=[0x0000000072011000-0x000000007408f000) (32MB)
[ 0.000000] efi: mem49: type=7, attr=0xf, range=[0x000000007408f000-0x000000008c2a8000) (386MB)
[ 0.000000] efi: mem50: type=3, attr=0xf, range=[0x000000008c2a8000-0x000000008c6bf000) (4MB)
[ 0.000000] efi: mem51: type=5, attr=0x800000000000000f, range=[0x000000008c6bf000-0x000000008c8bf000) (2MB)
[ 0.000000] efi: mem52: type=6, attr=0x800000000000000f, range=[0x000000008c8bf000-0x000000008cabf000) (2MB)
[ 0.000000] efi: mem53: type=0, attr=0xf, range=[0x000000008cabf000-0x000000008cebf000) (4MB)
[ 0.000000] efi: mem54: type=10, attr=0xf, range=[0x000000008cebf000-0x000000008cfbf000) (1MB)
[ 0.000000] efi: mem55: type=9, attr=0xf, range=[0x000000008cfbf000-0x000000008cfff000) (0MB)
[ 0.000000] efi: mem56: type=4, attr=0xf, range=[0x000000008cfff000-0x000000008d000000) (0MB)
[ 0.000000] efi: mem57: type=7, attr=0xf, range=[0x0000000100000000-0x000000046f600000) (14070MB)
[ 0.000000] efi: mem58: type=0, attr=0x0, range=[0x00000000000a0000-0x00000000000c0000) (0MB)
[ 0.000000] efi: mem59: type=0, attr=0x0, range=[0x000000008d000000-0x000000008fa00000) (42MB)
[ 0.000000] efi: mem60: type=11, attr=0x8000000000000001, range=[0x00000000e0000000-0x00000000f0000000) (256MB)
[ 0.000000] efi: mem61: type=11, attr=0x8000000000000001, range=[0x00000000feb00000-0x00000000feb10000) (0MB)
[ 0.000000] efi: mem62: type=11, attr=0x8000000000000001, range=[0x00000000fec00000-0x00000000fec01000) (0MB)
[ 0.000000] efi: mem63: type=11, attr=0x8000000000000001, range=[0x00000000fed00000-0x00000000fed1c000) (0MB)
[ 0.000000] efi: mem64: type=11, attr=0x8000000000000000, range=[0x00000000fed1c000-0x00000000fed20000) (0MB)
[ 0.000000] efi: mem65: type=11, attr=0x8000000000000001, range=[0x00000000fed20000-0x00000000fee01000) (0MB)
[ 0.000000] efi: mem66: type=11, attr=0x8000000000000001, range=[0x00000000ffb80000-0x0000000100000000) (4MB)
[ 0.000000] SMBIOS 2.7 present.
0.000000] DMI: LENOVO 20217/VIQY0Y1, BIOS 74CN44WW(V3.05) 09/18/2013
0.000000] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
0.000000] e820: remove [mem 0x000a0000-0x000fffff] usable
0.000000] AGP: No AGP bridge found
0.000000] e820: last_pfn = 0x46f600 max_arch_pfn = 0x400000000
0.000000] MTRR default type: uncachable
0.000000] MTRR fixed ranges enabled:
0.000000] 00000-9FFFF write-back
0.000000] A0000-BFFFF uncachable
0.000000] C0000-E7FFF write-protect
0.000000] E8000-EFFFF write-combining
0.000000] F0000-FFFFF write-protect
0.000000] MTRR variable ranges enabled:
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