[ale] Topic ideas for November meeting

Jim Kinney jim.kinney at gmail.com
Tue Nov 3 11:31:55 EST 2015 

That borders on partitioning abuse!
On Nov 3, 2015 11:24 AM, "Phil Turmel" <philip at turmel.org> wrote:

> On 11/03/2015 10:45 AM, Jim Kinney wrote:
> > Hmm. I can add a chunk of RAID usage for small machine setups.
>
> Small machines can still take advantage of complex layouts.
> Here's my laptop (lots of VMs, virt-manager has access to the
> VGs as storage pools):
>
> # lsdrv
> PCI [ahci] 00:1f.2 SATA controller: Intel Corporation 8 Series/C220 Series
> Chipset Family 6-port SATA Controller 1 [AHCI mode] (rev 04)
> ├scsi 0:0:0:0 ATA      Crucial_CT960M50 {13250940EDEE}
> │└sda 894.25g [8:0] Partitioned (dos)
> │ ├sda1 199.00m [8:1] vfat 'EFISYS' {DA0D-B07B}
> │ │└Mounted as /dev/sda1 @ /bootA
> │ ├sda2 100.00g [8:2] ntfs 'OS' {64AC1AD5AC1AA21A}
> │ │└Mounted as /dev/sda2 @ /mnt/windows
> │ ├sda3 1.00g [8:3] ext4 'Boot' {9658546a-e433-4bfa-a8f6-43a493ad76fc}
> │ │└Mounted as /dev/sda3 @ /boot
> │ └sda4 793.06g [8:4] PV LVM2_member 689.00g used, 104.05g free
> {hvbXa6-OGJp-kcRQ-0dVv-kJri-ir4p-1GPr04}
> │  └VG vg0 793.05g 104.05g free {4D2zCN-oE8A-aef3-U9Va-8Qie-Wk6R-gQny8X}
> │   ├dm-19 50.00g [252:19] LV Distfiles ext4 'Distfiles'
> {b0cc11c5-2a49-4078-84a1-c7d52c8f0264}
> │   │└Mounted as /dev/mapper/vg0-Distfiles @ /usr/portage/distfiles
> │   ├dm-20 6.00g [252:20] LV GEXP Partitioned (dos)
> │   ├dm-17 300.00g [252:17] LV Home ext4
> {541e1c39-1627-4e5b-9cd1-eea1b4a5c508}
> │   │└Mounted as /dev/mapper/vg0-Home @ /home
> │   ├dm-26 20.00g [252:26] LV KU1404 Partitioned (dos)
> │   ├dm-16 100.00g [252:16] LV Root ext4
> {6d1bc5dc-c819-404e-993b-d1f3e34b22df}
> │   │└Mounted as /dev/mapper/vg0-Root @ /
> │   ├dm-24 10.00g [252:24] LV Squeeze Partitioned (dos)
> │   ├dm-21 48.00g [252:21] LV Swap swap 'Swap'
> {0a9bacc5-88e5-4324-9e5c-f4e0e568d3cd}
> │   ├dm-23 30.00g [252:23] LV T2200 Partitioned (dos)
> │   ├dm-25 60.00g [252:25] LV Win7KVM Partitioned (dos)
> │   ├dm-22 40.00g [252:22] LV Win7t2200 Partitioned (dos)
> │   └dm-18 25.00g [252:18] LV WinXP Partitioned (dos)
> ├scsi 1:0:0:0 hp       BD-RE BU10N      {M63E7782710}
> │└sr0 1.00g [11:0] Empty/Unknown
> ├scsi 2:x:x:x [Empty]
> ├scsi 3:x:x:x [Empty]
> ├scsi 4:0:0:0 ATA      ST2000LM003 HN-M {S34RJ9EFA66098}
> │└sdb 1.82t [8:16] PV LVM2_member 1.68t used, 140.02g free
> {hq9qus-DdJQ-6Nmm-KA5h-8oEM-txnh-mi7LMM}
> │ └VG Slow 1.82t 140.02g free {0MDyI1-3hnp-fckh-jSVW-mhfo-pAuj-rfLVx7}
> │  ├dm-8 75.00g [252:8] LV Denso1 Partitioned (dos)
> │  ├dm-14 8.00g [252:14] LV DensoIgn Partitioned (dos)
> │  ├dm-7 6.00g [252:7] LV GEXPbak Partitioned (dos)
> │  ├dm-9 8.00g [252:9] LV Ign751ub1404 Partitioned (dos)
> │  ├dm-11 8.00g [252:11] LV Ign761 Partitioned (dos)
> │  ├dm-12 8.00g [252:12] LV Ign767 Partitioned (dos)
> │  ├dm-1 12.00g [252:1] LV Ign770-Ub14.04.1 Partitioned (dos)
> │  ├dm-13 8.00g [252:13] LV Ign775 Partitioned (dos)
> │  ├dm-15 8.00g [252:15] LV Ign780 Partitioned (dos)
> │  ├dm-10 8.00g [252:10] LV Ign780b1 Partitioned (dos)
> │  ├dm-6 6.00g [252:6] LV ProficyXP Partitioned (dos)
> │  ├dm-3 8.00g [252:3] LV ign771ub1404 Partitioned (dos)
> │  ├dm-4 8.00g [252:4] LV ign772ub1404 Partitioned (dos)
> │  ├dm-5 8.00g [252:5] LV ign773ub1404 Partitioned (dos)
> │  ├dm-2 8.00g [252:2] LV kicktest Partitioned (dos)
> │  └dm-0 1.50t [252:0] LV pg93 xfs 'TblSpc93'
> {15528f8f-54ae-483e-8978-350d0dde87e8}
> │   └Mounted as /dev/mapper/Slow-pg93 @ /var/lib/postgresql/9.3/data/base
> └scsi 5:x:x:x [Empty]
> Other Block Devices
> ├loop0 0.00k [7:0] Empty/Unknown
> └loop1 0.00k [7:1] Empty/Unknown
>
> My latest media server, with direct kernel boot from EFI:
>
> brutus ~ # lsdrv
> PCI [ahci] 00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series
> Chipset Family SATA AHCI Controller (rev 05)
> ├scsi 0:0:0:0 ATA      Crucial_CT250MX2 {15250FDF00E8}
> │└sda 232.89g [8:0] Partitioned (gpt)
> │ ├sda1 512.00m [8:1] vfat 'BootA' {FDF9-37CE}
> │ │└Mounted as /dev/sda1 @ /bootA
> │ └sda2 232.38g [8:2] MD raid10,near2 (1/2) (w/ sdb2) in_sync
> 'sysresccd:1' {20b4a43b-447d-dc22-0b96-3f49392b07ec}
> │  └md1 232.35g [9:1] MD v1.2 raid10,near2 (2) clean, 512k Chunk
> {20b4a43b:447ddc22:0b963f49:392b07ec}
> │   │                 PV LVM2_member 56.00g used, 176.35g free
> {WnG1i4-9LYh-6EHe-mMUh-P4hZ-2oNm-R5Vze7}
> │   └VG Fast 232.35g 176.35g free {Yp0bW3-xAS5-QQkW-dFSf-sGok-6ym0-XR3DLw}
> │    ├dm-4 20.00g [252:4] LV Home ext4 'Home'
> {08f885a7-216c-47cc-8fa1-a25e28ca28b0}
> │    │└Mounted as /dev/mapper/Fast-Home @ /home
> │    ├dm-2 20.00g [252:2] LV Root ext4 'Root'
> {d77eb871-6366-4501-b3b0-5118daa034c6}
> │    │└Mounted as /dev/mapper/Fast-Root @ /
> │    └dm-3 16.00g [252:3] LV Swap swap 'Swap'
> {0e6731d8-2816-4c54-a6c3-2f6f48ee5544}
> ├scsi 1:0:0:0 ATA      Crucial_CT250MX2 {15250FDEF73C}
> │└sdb 232.89g [8:16] Partitioned (gpt)
> │ ├sdb1 512.00m [8:17] vfat 'BootB' {FDF9-37CE}
> │ │└Mounted as /dev/sdb1 @ /bootB
> │ └sdb2 232.38g [8:18] MD raid10,near2 (0/2) (w/ sda2) in_sync
> 'sysresccd:1' {20b4a43b-447d-dc22-0b96-3f49392b07ec}
> │  └md1 232.35g [9:1] MD v1.2 raid10,near2 (2) clean, 512k Chunk
> {20b4a43b:447ddc22:0b963f49:392b07ec}
> │                     PV LVM2_member 56.00g used, 176.35g free
> {WnG1i4-9LYh-6EHe-mMUh-P4hZ-2oNm-R5Vze7}
> ├scsi 2:x:x:x [Empty]
> ├scsi 3:x:x:x [Empty]
> ├scsi 4:x:x:x [Empty]
> └scsi 5:x:x:x [Empty]
> PCI [mpt2sas] 02:00.0 Serial Attached SCSI controller: LSI Logic / Symbios
> Logic SAS2008 PCI-Express Fusion-MPT SAS-2 [Falcon] (rev 03)
> ├scsi 6:0:0:0 ATA      WDC WD40EFRX-68W {WD-WCC4E1648652}
> │└sdc 3.64t [8:32] MD raid6 (0/6) (w/ sdd,sde,sdf,sdg,sdh) in_sync
> 'sysresccd:2' {2d3f6b75-3a9b-12bc-1582-64533545931b}
> │ └md2 14.55t [9:2] MD v1.2 raid6 (6) clean, 16k Chunk
> {2d3f6b75:3a9b12bc:15826453:3545931b}
> │  │                PV LVM2_member 12.00t used, 2.55t free
> {ezb7fd-6iTr-PhjG-d1EW-xMNC-ThYm-KvTxgg}
> │  └VG Bulk 14.55t 2.55t free {kOlzy0-xBY6-cIVX-bBgE-0ef8-cAEv-c9Ts9l}
> │   ├dm-1 8.00t [252:1] LV Media xfs 'Media'
> {bb83668f-c4a1-44eb-a511-0e55ed10181b}
> │   │└Mounted as /dev/mapper/Bulk-Media @ /media/BulkMedia
> │   └dm-0 4.00t [252:0] LV MythTV xfs 'MythTV'
> {644bcdf4-8c1d-4eaf-baac-f71ca8d75a6f}
> │    └Mounted as /dev/mapper/Bulk-MythTV @ /media/MythTV
> ├scsi 6:0:1:0 ATA      WDC WD40EFRX-68W {WD-WCC4E1611663}
> │└sdd 3.64t [8:48] MD raid6 (1/6) (w/ sdc,sde,sdf,sdg,sdh) in_sync
> 'sysresccd:2' {2d3f6b75-3a9b-12bc-1582-64533545931b}
> │ └md2 14.55t [9:2] MD v1.2 raid6 (6) clean, 16k Chunk
> {2d3f6b75:3a9b12bc:15826453:3545931b}
> │                   PV LVM2_member 12.00t used, 2.55t free
> {ezb7fd-6iTr-PhjG-d1EW-xMNC-ThYm-KvTxgg}
> ├scsi 6:0:2:0 ATA      WDC WD40EFRX-68W {WD-WCC4EJJTZ35U}
> │└sde 3.64t [8:64] MD raid6 (2/6) (w/ sdc,sdd,sdf,sdg,sdh) in_sync
> 'sysresccd:2' {2d3f6b75-3a9b-12bc-1582-64533545931b}
> │ └md2 14.55t [9:2] MD v1.2 raid6 (6) clean, 16k Chunk
> {2d3f6b75:3a9b12bc:15826453:3545931b}
> │                   PV LVM2_member 12.00t used, 2.55t free
> {ezb7fd-6iTr-PhjG-d1EW-xMNC-ThYm-KvTxgg}
> ├scsi 6:0:3:0 ATA      WDC WD40EFRX-68W {WD-WCC4E1640373}
> │└sdf 3.64t [8:80] MD raid6 (4/6) (w/ sdc,sdd,sde,sdg,sdh) in_sync
> 'sysresccd:2' {2d3f6b75-3a9b-12bc-1582-64533545931b}
> │ └md2 14.55t [9:2] MD v1.2 raid6 (6) clean, 16k Chunk
> {2d3f6b75:3a9b12bc:15826453:3545931b}
> │                   PV LVM2_member 12.00t used, 2.55t free
> {ezb7fd-6iTr-PhjG-d1EW-xMNC-ThYm-KvTxgg}
> ├scsi 6:0:4:0 ATA      WDC WD40EFRX-68W {WD-WCC4E1631668}
> │└sdg 3.64t [8:96] MD raid6 (5/6) (w/ sdc,sdd,sde,sdf,sdh) in_sync
> 'sysresccd:2' {2d3f6b75-3a9b-12bc-1582-64533545931b}
> │ └md2 14.55t [9:2] MD v1.2 raid6 (6) clean, 16k Chunk
> {2d3f6b75:3a9b12bc:15826453:3545931b}
> │                   PV LVM2_member 12.00t used, 2.55t free
> {ezb7fd-6iTr-PhjG-d1EW-xMNC-ThYm-KvTxgg}
> ├scsi 6:0:5:0 ATA      WDC WD40EFRX-68W {WD-WCC4E7HT90DE}
> │└sdh 3.64t [8:112] MD raid6 (3/6) (w/ sdc,sdd,sde,sdf,sdg) in_sync
> 'sysresccd:2' {2d3f6b75-3a9b-12bc-1582-64533545931b}
> │ └md2 14.55t [9:2] MD v1.2 raid6 (6) clean, 16k Chunk
> {2d3f6b75:3a9b12bc:15826453:3545931b}
> │                   PV LVM2_member 12.00t used, 2.55t free
> {ezb7fd-6iTr-PhjG-d1EW-xMNC-ThYm-KvTxgg}
> └scsi 6:x:x:x [Empty]
> Other Block Devices
> ├loop0 0.00k [7:0] Empty/Unknown
> └loop1 0.00k [7:1] Empty/Unknown
>
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