Hello Robert,
Wednesday, January 17, 2007, 3:07:47 AM, you wrote:
RM> Hello James,
RM> Wednesday, January 17, 2007, 2:53:55 AM, you wrote:
JD>> On 1/16/07, Robert Milkowski <[EMAIL PROTECTED]> wrote:
>>> Hello James,
>>>
>>> Monday, January 15, 2007, 10:14:31 PM, you wrote:
>>>
>>> JD> On 1/15/07, Martin Bochnig <[EMAIL PROTECTED]> wrote:
>>> >> James C. McPherson wrote:
>>> >>
>>> >> > Despite the years of experience with ZFS and how it uses kmem...
>>> >> >
>>> >> >
>>> >> > IMNSHO the bottom line is this - if you want to have a fair
>>> >> > crack at seeing what ZFS can do for you, you need a 64bit
>>> >> > processor and 1Gb of ram.
>>> >> >
>>> >>
>>> >> The OP's question had been, whether or not "Solaris 10 with ZFS" runs
>>> >> __at all__ on his U10 with only 128MB RAM.
>>> >>
>>> JD> well it may move but it won't run, it may crawl and limp. I have a
>>> JD> blade 1500 with 512MB of ram currently it plays swap everything around
>>> JD> when changes from fileserver to an interactive task, it takes up to
>>> JD> 30-45 seconds till i get the box to respond to a carridge return in a
>>> JD> shell. The only hope of getting anywhere decent performance with a u10
>>> JD> is to max out its memory.
>>>
>>> IIRC Blade 1500 has ATA and there's still a bug in ata driver which
>>> shows up especially when ZFS is used in such combination and basically
>>> everything start to crawl...
>>>
JD>> i also have a dual ultra scsi board, with 3x 18GB scsi drives and its
JD>> slow as well... speed is fine, except for no ram left for userland
JD>> apps.
RM> In the same machine? And how do you know there's actually an issue if
RM> apps speed related to lack of memory? I'm not saying it's not but just
RM> because vmstat doesn't take zfs caches into account it doesn't matter
mean
--
Best regards,
Robert mailto:[EMAIL PROTECTED]
http://milek.blogspot.com
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