Subject: Re: PCFS Questions - msg#01735
List: os.solaris.solarisx86
--- In solarisx86@xxxxxxxxxxxxxxx, frits <frits@xxxx> wrote:
>
>>I am using pcfs only on the ext. USB HD. I created this using
format -e
>
>>with Solaris 10 b72 x86. It is a 120GB (WD 1200J 8mb cash) and
connects via
>
>>the laptop's USB 1.1 port via a USB2.0 4-way mini hub.
>
>>
>
there are some known issues with PCFS on large disks. Can you mount
>
pcfs manually? it will probably take a long time as well
Yep, that's probably a better explanation for the heavy usb hdd i/o.
Apparently pcfs reads the complete file allocation table into kernel
memory when the filesystem is mounted. For a FAT32 filesystem on a
large disk, the file allocation table can be quite large (several MB).
With an usb hdd connected to a an usb 1.1 port, this can take a while...
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Re: Re: PCFS Questions
>>I am using pcfs only on the ext. USB HD. I created this using format -e
>>with Solaris 10 b72 x86. It is a 120GB (WD 1200J 8mb cash) and connects via
>>the laptop's USB 1.1 port via a USB2.0 4-way mini hub.
>>
there are some known issues with PCFS on large disks. Can you mount
pcfs manually? it will probably take a long time as well
fritS
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Re: Re: PCFS Questions
>>Apparently pcfs reads the complete file allocation table into kernel
>>memory when the filesystem is mounted. For a FAT32 filesystem on a
>>large disk, the file allocation table can be quite large (several MB).
>>
>>With an usb hdd connected to a an usb 1.1 port, this can take a while...
>>
refer to
4992621 pcfs allocs huge mem block for alternate FAT verification only -
hangs mount
THis was fixed in s10 in november though. I have heard other complaints
though since
fritS
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Re: Re: PCFS Questions
>>I am using pcfs only on the ext. USB HD. I created this using format -e
>>with Solaris 10 b72 x86. It is a 120GB (WD 1200J 8mb cash) and connects via
>>the laptop's USB 1.1 port via a USB2.0 4-way mini hub.
>>
there are some known issues with PCFS on large disks. Can you mount
pcfs manually? it will probably take a long time as well
fritS
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iSCSI on x86? (initiator and target support)
All,
I have not seen this posted anywhere, so, I thought i would ask you folks.
Does S10 have support for iSCSI as both an initiator as well as a target?
One would think that IPMP in addition to SVM would make S10 a better solution
than Linux with LVM.
Comments? Suggestions?
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