Re: [zfs-discuss] OT: ramdisks (Was: Re: create raidz with 1 disk offline)

2008-09-29 Thread Darren J Moffat
Volker A. Brandt wrote: >>> So they only work on and off. I never bothered to find out what the >>> problem was (in fact, I hadn't even tried the ramdiskadm cmd in that >>> version of Solaris before this email thread showed up). >>> >> AIUI, the memory assigned to a ramdisk must be contiguous. >>

Re: [zfs-discuss] OT: ramdisks (Was: Re: create raidz with 1 disk offline)

2008-09-29 Thread Volker A. Brandt
> > So they only work on and off. I never bothered to find out what the > > problem was (in fact, I hadn't even tried the ramdiskadm cmd in that > > version of Solaris before this email thread showed up). > > > > AIUI, the memory assigned to a ramdisk must be contiguous. > This makes some sense in

Re: [zfs-discuss] OT: ramdisks (Was: Re: create raidz with 1 disk offline)

2008-09-29 Thread Richard Elling
Volker A. Brandt wrote: >>> [most people don't seem to know Solaris has ramdisk devices] >>> >> That is because only a select few are able to unravel the enigma wrapped in >> a clue that is solaris :) >> > > Hmmm... very enigmatic, your remark. :-) > > > However, in this case I suspect

Re: [zfs-discuss] OT: ramdisks (Was: Re: create raidz with 1 disk offline)

2008-09-29 Thread Volker A. Brandt
> Note this from vmstat(1M): > > Without options, vmstat displays a one-line summary of the > virtual memory activity since the system was booted. Oops, you're correct. I was only trying to demonstrate that there was ample free memory and ramdiskadm just didn't work. Usually I do tha

Re: [zfs-discuss] OT: ramdisks (Was: Re: create raidz with 1 disk offline)

2008-09-29 Thread Mike Gerdts
On Mon, Sep 29, 2008 at 2:12 AM, Volker A. Brandt <[EMAIL PROTECTED]> wrote: > kthr memorypagedisk faults cpu > r b w swap free re mf pi po fr de sr lf lf lf s0 in sy cs us sy id > 0 0 0 33849968 2223440 2 14 1 0 0 0 0 0 21 0 21 813 1

[zfs-discuss] OT: ramdisks (Was: Re: create raidz with 1 disk offline)

2008-09-29 Thread Volker A. Brandt
> > [most people don't seem to know Solaris has ramdisk devices] > > That is because only a select few are able to unravel the enigma wrapped in a > clue that is solaris :) Hmmm... very enigmatic, your remark. :-) However, in this case I suspect it is because ramdisks don't really work well on