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