Her er en temmelig lang eksempel:
Code:
$ df -k
Filesystem kbytes used avail capacity Mounted on
/dev/md/dsk/d0 4138926 1274597 2822940 32% /
/proc 0 0 0 0% /proc
fd 0 0 0 0% /dev/fd
mnttab 0 0 0 0% /etc/mnttab
/dev/md/dsk/d3 8268461 467317 7718460 6% /var
swap 16650904 32 16650872 1% /var/run
swap 16824824 173952 16650872 2% /tmp
/dev/md/dsk/d4 8268461 605134 7580643 8% /opt
/dev/md/dsk/d83 30979101 18875280 11794030 62% /export/proj2r1
/dev/md/dsk/d81 82610963 35449614 46335240 44% /export/proj1r1
/dev/md/dsk/d82 82610963 39879651 41905203 49% /export/proj1r3
/dev/md/dsk/d84 30979101 15762265 14907045 52% /export/proj2r3
/dev/md/dsk/d85 103263708 5995033 96236038 6% /export/proj7r1
/dev/md/dsk/d96 103263708 32091905 70139166 32% /export/proj7r4
/dev/md/dsk/d95 103263708 17120678 85110393 17% /export/proj7r2
/dev/md/dsk/d93 30979101 9359901 21309409 31% /export/proj2r2
/dev/md/dsk/d91 82610963 38350560 43434294 47% /export/proj1r2
/dev/md/dsk/d94 30979101 26929254 3740056 88% /export/proj2r4
/dev/md/dsk/d86 103263708 31027946 71203125 31% /export/proj7r3
/dev/md/dsk/d92 82610963 37786724 43998130 47% /export/proj1r4
/dev/md/dsk/d6 8268461 355885 7829892 5% /usr/local
/dev/md/dsk/d97 516318605 433553079 77602340 85% /export/proj3r2
/dev/md/dsk/d87 516318605 435169703 75985716 86% /export/proj3r1
/dev/md/dsk/d115 5162822 5139 5106055 1% /export/proj4r3
/dev/md/dsk/d113 5162822 8966 5102228 1% /export/proj4r1
/dev/md/dsk/d116 5162822 5139 5106055 1% /export/proj4r4
/dev/md/dsk/d112 206527432 43134568 161327590 22% /export/proj9r
/dev/md/dsk/d101 485339487 431735998 48750095 90% /export/proj3r3
/dev/md/dsk/d114 5162822 5139 5106055 1% /export/proj4r2
/dev/md/dsk/d102 485339487 420466164 60019929 88% /export/proj3r4
/dev/md/dsk/d122 30980158 30737 30639620 1% /export/proj2r5
/dev/md/dsk/d121 82614151 65553 81722457 1% /export/proj1r5
/dev/md/dsk/d125 51634432 51219 51066869 1% /export/proj7r5
/dev/md/dsk/d111 722843517 219142726 496472356 31% /export/proj6r
/dev/md/dsk/d124 5162934 5137 5106168 1% /export/proj4r5
/dev/md/dsk/d123 413076399 372186945 36758691 92% /export/proj3r5
/dev/md/dsk/d104 5162934 5137 5106168 1% /export/app_a2/proj4r5
/dev/md/dsk/d127 5162934 5137 5106168 1% /export/app_a1/proj4r5
/dev/md/dsk/d126 41307067 24055730 16838267 59% /export/app_a1/proj1r5
/dev/md/dsk/d103 41307067 24351935 16542062 60% /export/app_a2/proj1r5
$
$ metastat -p
d0 -m d10 d20 1
d10 1 1 c1t0d0s0
d20 1 1 c1t1d0s0
d1 -m d11 d21 1
d11 1 1 c1t0d0s1
d21 1 1 c1t1d0s1
d3 -m d13 d23 1
d13 1 1 c1t0d0s3
d23 1 1 c1t1d0s3
d4 -m d14 d24 1
d14 1 1 c1t0d0s4
d24 1 1 c1t1d0s4
d6 -m d16 d26 1
d16 1 1 c1t0d0s6
d26 1 1 c1t1d0s6
d7 -m d17 d27 1
d17 1 1 c1t0d0s7
d27 1 1 c1t1d0s7
d80 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 1 -b 409600
d81 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 409602 -b 167772160
d82 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 168181763 -b 167772160
d83 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 335953924 -b 62914560
d84 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 398868485 -b 62914560
d85 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 461783046 -b 209715200
d86 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 671498247 -b 209715200
d87 -p c2t600C0FF000000000086A4C7AA9CCC200d0s0 -o 881213448 -b 1048576000
d90 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 1 -b 409600
d91 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 409602 -b 167772160
d92 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 168181763 -b 167772160
d93 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 335953924 -b 62914560
d94 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 398868485 -b 62914560
d95 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 461783046 -b 209715200
d96 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 671498247 -b 209715200
d97 -p c2t600C0FF000000000086A4C44AC0B8600d0s0 -o 881213448 -b 1048576000
d100 -p c2t600C0FF000000000086A4C498D854200d0s0 -o 1 -b 409600
d101 -p c2t600C0FF000000000086A4C498D854200d0s0 -o 409602 -b 985661440
d102 -p c2t600C0FF000000000086A4C498D854200d0s0 -o 986071043 -b 985661440
d103 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1279672329 -b 83886080
d104 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1363558410 -b 10485760
d110 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 1 -b 409600
d111 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 409602 -b 1468006400
d112 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 1468416003 -b 419430400
d113 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 1887846404 -b 10485760
d114 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 1898332165 -b 10485760
d115 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 1908817926 -b 10485760
d116 -p c2t600C0FF000000000086A4C3795679100d0s0 -o 1919303687 -b 10485760
d120 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1 -b 409600
d121 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 409602 -b 167772160
d122 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 168181763 -b 62914560
d123 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 231096324 -b 838860800
d124 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1069957125 -b 10485760
d125 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1080442886 -b 104857600
d126 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1185300487 -b 83886080
d127 -p c2t600C0FF000000000086A4C1A6991D300d0s0 -o 1269186568 -b 10485760
$
Fra metastat output kan du se, at root disk er et spejl af c1t0d0 og c1t1d0. De anvendte skiver er S0, S1, S3, S4, S6 og S7, og disse bruges til at Creat af spejle D0, D1, D3, D4, D6 og D7
Så:
c1t0d0s0 og c1t1d0s0 er /
c1t0d0s3 og c1t1d0s3 er / var
c1t0d0s4 og c1t1d0s4 er / opt
c1t0d0s6 og c1t1d0s6 er / usr / local
Så hvad med d1 og D7?
d1 er bytte og D7 er ikke monteret eller brugt, hvilket er en smule mærkeligt, da vi normalt til brug slice7 for metadb, men på denne server skive 5 anvendes til metadb
Code:
$ metadb
flags first blk block count
a m p luo 16 1034 /dev/dsk/c1t0d0s5
a p luo 1050 1034 /dev/dsk/c1t0d0s5
a p luo 16 1034 /dev/dsk/c1t1d0s5
a p luo 1050 1034 /dev/dsk/c1t1d0s5
a p luo 2084 1034 /dev/dsk/c1t0d0s5
a p luo 2084 1034 /dev/dsk/c1t1d0s5
$
$ swap -l
swapfile dev swaplo blocks free
/dev/md/dsk/d1 85,1 16 16790384 16590960
$
Thats den nemme smule, det indre rod diske, Men hvad med de andre metadevices?
De øvrige metadevices er bløde partitioner lavet på logiske drev fra 5 3510 disk arrays, og du har brug for et par kommandoer til at finde ud af, hvad der er hvad.
Code:
# sccli
sccli: selected device /dev/rdsk/c2t600C0FF000000000086A4C1A6991D300d0s2 [SUN StorEdge 3510 SN#086A4C]
sccli> show logical-drives
LD LD-ID Size Assigned Type Disks Spare Failed Status
------------------------------------------------------------------------
ld0 44AC0B86 955.34GB Primary RAID5 8 2 0 Good
Write-Policy Default StripeSize 128KB
ld1 37956791 955.34GB Primary RAID5 8 2 0 Good
Write-Policy Default StripeSize 128KB
ld2 498D8542 955.34GB Primary RAID5 8 2 0 Good
Write-Policy Default StripeSize 128KB
ld3 7AA9CCC2 955.34GB Primary RAID5 8 2 0 Good
Write-Policy Default StripeSize 128KB
ld4 1A6991D3 681.16GB Primary RAID5 11 3 0 Good
Write-Policy Default StripeSize 128KB
sccli> quit
#
# echo | format
Searching for disks...done
AVAILABLE DISK SELECTIONS:
0. c1t0d0 <SUN146G cyl 14087 alt 2 hd 24 sec 848>
/pci@9,600000/SUNW,qlc@2/fp@0,0/ssd@w21000011c6c06310,0
1. c1t1d0 <SUN146G cyl 14087 alt 2 hd 24 sec 848>
/pci@9,600000/SUNW,qlc@2/fp@0,0/ssd@w21000011c6c0cd97,0
2. c2t600C0FF000000000086A4C1A6991D300d0 <SUN-StorEdge3510-411I cyl 65533 alt 2 hd 64 sec 340>
/scsi_vhci/ssd@g600c0ff000000000086a4c1a6991d300
3. c2t600C0FF000000000086A4C7AA9CCC200d0 <SUN-StorEdge3510-411I cyl 65533 alt 2 hd 64 sec 477>
/scsi_vhci/ssd@g600c0ff000000000086a4c7aa9ccc200
4. c2t600C0FF000000000086A4C44AC0B8600d0 <SUN-StorEdge3510-411I cyl 65533 alt 2 hd 64 sec 477>
/scsi_vhci/ssd@g600c0ff000000000086a4c44ac0b8600
5. c2t600C0FF000000000086A4C498D854200d0 <SUN-StorEdge3510-411I cyl 65533 alt 2 hd 64 sec 477>
/scsi_vhci/ssd@g600c0ff000000000086a4c498d854200
6. c2t600C0FF000000000086A4C3795679100d0 <SUN-StorEdge3510-411I cyl 65533 alt 2 hd 64 sec 477>
/scsi_vhci/ssd@g600c0ff000000000086a4c3795679100
Specify disk (enter its number): Specify disk (enter its number):
#
Ovenfor kan du se, at vi har 5 logiske drev, ld0 -> ld4. Brug af alle denne udgang får vi følgende.
Drive 4 er logisk drev ld0 og er metadevice d90 (relavent sektioner er i
fed)
ld0 er 955GB og er en RAID5 på 8 fysiske diske
metadevice D90 er delt op i blød partitioner D91 -> D96
Du kan se hvad D91 -> D96 er monteret som i DF-k output
Hvis du vil vide, hvad diske fyldes op ld0 (D90), bliver du nødt til at bruge sccli og køre kommandoen viser diske. Output nedenfor er blevet redigeret, havde jeg ikke lyst til at liste alle 75 diske.
Code:
sccli> show disks
Ch Id Size Speed LD Status IDs Rev
----------------------------------------------------------------------------
2(3) 0 136.73GB 200MB ld0 ONLINE SEAGATE ST314680FSUN146G 0407
S/N 3HY9TSV500007523
WWNN 20000011C659DDCE
2(3) 5 136.73GB 200MB ld0 ONLINE SEAGATE ST314680FSUN146G 0407
S/N 3HY9TV9Y00007523
WWNN 20000011C659E435
2(3) 19 136.73GB 200MB ld0 ONLINE SEAGATE ST314680FSUN146G 0407
S/N 3HY9TT2700007523
WWNN 20000011C659DE23
2(3) 20 136.73GB 200MB ld0 ONLINE SEAGATE ST314680FSUN146G 0407
S/N 3HY9TMJ000007523
WWNN 20000011C659D02D
2(3) 23 136.73GB 200MB ld0 ONLINE SEAGATE ST314680FSUN146G 0407
S/N 3HY9TNJX00007523
WWNN 20000011C659D0B7
2(3) 27 136.73GB 200MB ld0 ONLINE FUJITSU MAT3147F SUN146G 0602
S/N 000525C03GKA
WWNN 500000E011350410
2(3) 32 136.73GB 200MB ld0 ONLINE SEAGATE ST314670FSUN146G 0354
S/N 1740X8DJ
WWNN 20000011C6C062DA
2(3) 33 136.73GB 200MB ld0 ONLINE SEAGATE ST314670FSUN146G 0354
S/N 1740YWX4
WWNN 20000011C6C090E2
En lang eksempel, men forhåbentlig dækker, hvad du kan have på din ende.
Bare for fuldstændigheden af dette eksempel, er det, hvordan root disk er partitioneret ..
Code:
Total disk cylinders available: 14087 + 2 (reserved cylinders)
Part Tag Flag Cylinders Size Blocks
0 root wm 0 - 412 4.01GB (413/0/0) 8405376
1 swap wu 413 - 1237 8.01GB (825/0/0) 16790400
2 backup wm 0 - 14086 136.71GB (14087/0/0) 286698624
3 var wm 1238 - 2062 8.01GB (825/0/0) 16790400
4 unassigned wm 2063 - 2887 8.01GB (825/0/0) 16790400
5 unassigned wm 2888 - 2889 19.88MB (2/0/0) 40704
6 usr wm 2890 - 3714 8.01GB (825/0/0) 16790400
7 unassigned wm 3715 - 14086 100.66GB (10372/0/0) 211090944
Jeg kan ikke lide den måde den skåret op, men denne server har været omkring her længere, så jeg har været.