Re: [OpenIndiana-discuss] [zfs] mask pci-e errors

2014-01-14 Thread jason matthews

On Jan 14, 2014, at 4:27 PM, "Garrett D'Amore"  wrote:

Thanks for the response.

> 
> I'm surprised to see *both* the X1 and the 910, in particular.  I imagine the 
> X1 is your SLOG, in which case you are probably using the 910 for L2ARC?  If 
> so, why not just have that on normal SAS connected SSD?  It would have 
> probably been cheaper and since they have separate power supplies (SAS / SATA 
> power are not routed over the data bus, but use separate power lines that go 
> right to the PSU), you'd be free of this problem. 
> 

The systems run multiple master and slave postgres systems, one per zone. The 
masters run on the 910s and the slaves run against two nds-2441 disk shelves 
that they share with a sister system. Each system gets 1/2 of each shelf, 
configured as mirrors. So twelve sets of mirrors of 15k rpm drives for each 
system.

The systems were initially deployed with the x1 as slog for the spinning rust. 
Over time, the spinning rust was over run by i/o - the latency just got to 
high. Postgres now does in excess of 1M inserts/hour/zone and is limited by the 
software used to feed postgres the data. The 910s were added and the masters 
were migrated to the 910s. The slaves stayed on the shelves.  

The 910s are now running out of space and I will be moving to a mirrored 
dcs3700 setup as soon as i can complete a data center expansion. Basically, I 
am a efficient (cheap?) bastard and cram the most into a system I can. The 
power whips all run exactly at 80% - nothing goes to waste ;-)


> Anyway, my thought is that you're over power, or so close to the limit of the 
> specification that peak loads are killing you. 

I guess it is possible. The power budget section of the motherboard technical 
spec would lead one to a different conclusion. 

i have support contracts on the gear in Ashburn. i will open a case on one of 
those and see if i can get a determination from Intel.

thanks,
j.
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Re: [OpenIndiana-discuss] [zfs] mask pci-e errors

2014-01-14 Thread jason matthews



On Jan 14, 2014, at 4:12 AM, Rich  wrote:

> What's the power draw on the X1 + 910 + HBAs? I wonder if you're trying to 
> suck more power from the PCIe slots than is being provided, at peak, leading 
> to..."exciting" results.


that is an interesting idea but i think i am okay there.

X1 draw is about 10w max
9205-8e is about 15w max
9211-8i is about 15w max
910 is about about 25w max

that puts me at 65w max for my add ons. 

relative to some video cards that doesn't seem like much and that is probably 
the max for low end consumer boards. however,  i can't find any specifications 
for how much power can be delivered through the pci-e bus for s5520ur m/b. it 
is not exactly a cheap consumer piece of crap, the thing is really well made. 
there are however published specs for total power consumption per voltage rail 
which seems to indicate would be plenty of power available. The power draw for 
the whole server (less the external disk shelves) is sub 255w (or 14-16% per 
p/s for the inventory) and the thermal margins on all the sensors are excellent.

what do you think? i don't have a good grasp of what typical draw is on a 
server board in these cases. maybe i can engage intel.

j.


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[OpenIndiana-discuss] aide IDS and hipster

2014-01-14 Thread Gary Gendel
The recent update of hipster broke aide IDS (which I compile locally) 
which crashed while processing.  It looked like it was a problem in 
libmhash.so.2 but after a bunch of fruitless efforts to track down the 
problem (the traceback stack was always partially corrupted) I wasn't so 
sure.


Bottom line is that I got it working by adding -std=c99 to the gcc 4.7 
CFLAGS.  I tried this by shear dumb luck because I was also trying to 
compile an alternative which needed this option.  This not only produced 
a working version, but the executable size is 17% smaller as well.  The 
whole thing is bizarre but I figure I'd pass it along.


Gary


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Re: [OpenIndiana-discuss] Forgot Zone Root Password, Redirect X inside Zone, Reinstall Zone

2014-01-14 Thread Jonathan Adams
On 14 January 2014 16:37, Handojo  wrote:

>
> Thanks Pal, you rocks !
>
> Now only left with having X forwarded to another host, or to global zone.
>
>
have you tried ssh -X  from the host you want the X display
forwarded to?
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[OpenIndiana-discuss] Forgot Zone Root Password, Redirect X inside Zone, Reinstall Zone

2014-01-14 Thread Handojo
Thank You all for the Help ( Regarding Root Zone Password ) !!!


To Conclude :

- If you messed up with root password, but haven't emptied the content of 
password field in /etc/shadow, then : zlogin 
Will let you login to your zone and from there you can 'passwd' to change the 
root password

can solve your problem. 

Courtesy of Saso Kiselkov


- If you have emptied the content of the root password field in /etc/shadow in 
your zone, then write down anything on the password field, and do the first 
solution
Courtesy of Saso Kiselkov

- Another solution, set a new root password from the global zone:
chroot /mypool/root/etc/shadow passwd root
Courtesy of Saso Kiselkov

- Copy pasting the content of user password obtained from a known source ( from 
global zone ), from /etc/shadow, into zone's /etc/shadow
is also one working solution
Courtesy of Stefan Müller-Wilken

- Yet another idea - try 'zlogin -S zonename' to login as a system account, 
bypassing normal account checks and shell init. When you get into the zone, run 
'passwd' to change the root password.
Courtesy of Jim Klimov



Thanks Pal, you rocks !

Now only left with having X forwarded to another host, or to global zone.





On Monday, January 13, 2014 6:48 PM, Handojo  wrote:
 
Can't you just zlogin as root from the global zone? Then you can run
passwd and set up a new root password. 

I have to log in as root in order to run zlogin

and I can't run : zlogin -l root 
the reply was : Login incorrect

So the only option is to run : zlogin -C 

But since I removed the password field of user root on /mypool/root/etc/shadow
into : root::6445::

when I login to the zone, it says : pam_authtok_get: login: empty password not 
allowed for root from localhost

I wonder why anybody else can zlogin as root with the password taken out, while 
I can't


Regards,


Hans
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