Date: Sat, 4 Apr 2009 09:08:00 +0800 (CST) From: Tai-hwa Liang <avatar@mmlab.cse.yzu.edu.tw> To: Marcel Moolenaar <xcllnt@mac.com> Cc: freebsd-current@freebsd.org Subject: Re: Removal of GEOM_BSD, GEOM_MBR, GEOM_PC98 and GEOM_SUNLABEL Message-ID: <0904040858433.86299@www.mmlab.cse.yzu.edu.tw> In-Reply-To: <1DDB4728-7742-4265-999F-F1A0FC69F9E4@mac.com> References: <DED07257-A1C7-4504-9A9E-CAAC2A9737D6@mac.com> <95891.1238477069@critter.freebsd.dk> <20090331133132.1e191836@ernst.jennejohn.org> <gqt3um$f77$3@ger.gmane.org> <20090331155542.74d89d64@ernst.jennejohn.org> <60084D1E-9F64-463A-A8E9-7A237D5C7661@mac.com> <0904011910169.29800@www.mmlab.cse.yzu.edu.tw> <DC771BC5-F356-4D81-9082-91C922CCBF38@mac.com> <0904020940371.36257@www.mmlab.cse.yzu.edu.tw> <4CCDEFD6-830E-4C8F-B7A2-B7878F8842BE@mac.com> <0904021314574.37737@www.mmlab.cse.yzu.edu.tw> <E6347C70-099B-494A-89E2-8CBDDAA36A85@mac.com> <09040309313414.76643@www.mmlab.cse.yzu.edu.tw> <A821815A-63BE-4354-A8A9-6C1C8D277422@mac.com> <0904031327195.78401@www.mmlab.cse.yzu.edu.tw> <8583A3BA-2871-4DF4-9792-1031044A4A22@mac.com> <09040315161311.79260@www.mmlab.cse.yzu.edu.tw> <1DDB4728-7742-4265-999F-F1A0FC69F9E4@mac.com>
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On Fri, 3 Apr 2009, Marcel Moolenaar wrote:
[...]
> Hmmmm... I don't think there's anything wrong with the label
> nor the code. If the label is rejected, the dmesg should show
> that. Is there anything in the dmesg like?
> GEOM: ad0s3+00103bf1: invalid disklabel.
# dmesg | grep GEOM
GEOM: new disk cd0
GEOM_LABEL: Label ufsid/46387cd616292ca8 removed.
GEOM_LABEL: Label for provider ad0s2a is ufsid/46387cd616292ca8.
GEOM_LABEL: Label ufsid/46387cd73d66d2ca removed.
GEOM_LABEL: Label for provider ad0s2d is ufsid/46387cd73d66d2ca.
GEOM_LABEL: Label ufsid/46387cd6c10fa381 removed.
GEOM_LABEL: Label for provider ad0s2e is ufsid/46387cd6c10fa381.
GEOM_LABEL: Label ufsid/46389322544a8c64 removed.
GEOM_LABEL: Label for provider ad0s3+00103bf1a is ufsid/46389322544a8c64.
GEOM_LABEL: Label ufsid/46387cd616292ca8 removed.
GEOM_LABEL: Label ufsid/46387cd73d66d2ca removed.
GEOM_LABEL: Label ufsid/46387cd6c10fa381 removed.
GEOM_LABEL: Label ufsid/46389322544a8c64 removed.
GEOM_LABEL: Label for provider md0 is ufsid/49d71e25191c321d.
GEOM_LABEL: Label ufsid/49d71e25191c321d removed.
> Also, could you trigger a re-taste by writing all zeroes to
> the first sector:
> dd if=/dev/zero of=/dev/ad0s7 count=1 bs=512
# dd if=/dev/zero of=/dev/ad0s7 bs=512 count=1
dd: /dev/ad0s7: Operation not permitted
# sysctl kern.geom.debugflags=16
kern.geom.debugflags: 0 -> 16
# dd if=/dev/zero of=/dev/ad0s7 bs=512 count=1
dd: /dev/ad0s7: Operation not permitted
#
I can see ad0s3 falls in 'scheme: EBR' but not 'BSD scheme' now:
Geom name: ad0
fwheads: 16
fwsectors: 63
last: 228338837
first: 63
entries: 4
scheme: MBR
Providers:
1. Name: ad0s1
Mediasize: 9568387584 (8.9G)
Sectorsize: 512
Mode: r0w0e0
rawtype: 12
length: 9568387584
offset: 32256
type: !12
index: 1
end: 18688319
start: 63
2. Name: ad0s2
Mediasize: 8592998400 (8.0G)
Sectorsize: 512
Mode: r4w4e7
attrib: active
rawtype: 165
length: 8592998400
offset: 9568419840
type: freebsd
index: 2
end: 35471519
start: 18688320
3. Name: ad0s3
Mediasize: 98742067200 (92G)
Sectorsize: 512
Mode: r1w1e2
rawtype: 15
length: 98742067200
offset: 18161418240
type: !15
index: 3
end: 228327119
start: 35471520
Consumers:
1. Name: ad0
Mediasize: 116909491200 (109G)
Sectorsize: 512
Mode: r5w5e14
Geom name: ad0s2
fwheads: 16
fwsectors: 63
last: 16783199
first: 0
entries: 8
scheme: BSD
Providers:
1. Name: ad0s2a
Mediasize: 402653184 (384M)
Sectorsize: 512
Mode: r1w1e1
rawtype: 7
length: 402653184
offset: 0
type: freebsd-ufs
index: 1
end: 786431
start: 0
2. Name: ad0s2b
Mediasize: 2147483648 (2.0G)
Sectorsize: 512
Mode: r1w1e0
rawtype: 1
length: 2147483648
offset: 402653184
type: freebsd-swap
index: 2
end: 4980735
start: 786432
3. Name: ad0s2d
Mediasize: 201326592 (192M)
Sectorsize: 512
Mode: r1w1e1
rawtype: 7
length: 201326592
offset: 2550136832
type: freebsd-ufs
index: 4
end: 5373951
start: 4980736
4. Name: ad0s2e
Mediasize: 5841534976 (5.4G)
Sectorsize: 512
Mode: r1w1e1
rawtype: 7
length: 5841534976
offset: 2751463424
type: freebsd-ufs
index: 5
end: 16783199
start: 5373952
Consumers:
1. Name: ad0s2
Mediasize: 8592998400 (8.0G)
Sectorsize: 512
Mode: r4w4e7
Geom name: ad0s3
fwheads: 16
fwsectors: 63
last: 192855599
first: 0
entries: 3061200
scheme: EBR
Providers:
1. Name: ad0s3+00000001
Mediasize: 8592966144 (8.0G)
Sectorsize: 512
Mode: r0w0e0
rawtype: 131
length: 8592966144
offset: 32256
type: !131
index: 1
end: 16783199
start: 0
2. Name: ad0s3+000410a1
Mediasize: 25724772864 (24G)
Sectorsize: 512
Mode: r0w0e0
rawtype: 11
length: 25724772864
offset: 8593030656
type: !11
index: 266401
end: 67026959
start: 16783200
3. Name: ad0s3+00103bf1
Mediasize: 16000492032 (15G)
Sectorsize: 512
Mode: r1w1e1
rawtype: 165
length: 16000492032
offset: 34317835776
type: freebsd
index: 1063921
end: 98277983
start: 67026960
4. Name: ad0s3+0017cda1
Mediasize: 48423707136 (45G)
Sectorsize: 512
Mode: r0w0e0
rawtype: 165
length: 48423707136
offset: 50318360064
type: freebsd
index: 1559969
end: 192855599
start: 98277984
Consumers:
1. Name: ad0s3
Mediasize: 98742067200 (92G)
Sectorsize: 512
Mode: r1w1e2
--
Cheers,
Tai-hwa Liang
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