[rescue] Various machines for sale

Phil Stracchino phils at caerllewys.net
Thu Jan 9 14:33:57 EST 2025


On 1/9/25 13:17, Dave McGuire via rescue wrote:
> On 1/9/25 12:53, Phil Stracchino via rescue wrote:
>> And the right underlying OS.  ZFS on Solaris?  Rock solid.  ZFS on
>> Linux?  Not so much ...  way too many times where you hit an error
>> because the Linux kernel's SCSI subsystem tripped over its own feet, and
>> you can't FIX the problem without rebooting, because the kernel shut off
>> I/O to the device because it had too many I/O errors and there's no way
>> to tell it to turn it back on.  Reboot, and everything's fine again.
> 
>     Wow, I'm glad I've never hit that.  I'm using ZFS on Solaris
> (SmartOS) for server tasks, but on my desktop, my home directory is
> handled by ZFS.  Been doing that for at least a decade.  The only
> negative things I've noticed there is performance; the translation layer
> to the Linux system calls is pretty slow.


I think it's possible it only becomes a problem on larger arrays, or 
possibly only with larger arrays of SSDs.  My NAS has two ZFS pools, one 
of six 2TB SSDs, the other of eight.


-- 
   Phil Stracchino
   Fenian House Publishing
   phils at caerllewys.net
   phil at co.ordinate.org
   Landline: +1.603.293.8485
   Mobile:   +1.603.998.6958



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