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Re: Is L2 cache now stable?

Posted: Thu Sep 03, 2015 12:08 pm
by jhamm@logos-data.com
Thanks Tera,

So to summarize, in the current production build:

1) L2 Cache with Thick Image file is stable

2) L2 Cache with LSFS is not 100% stable

3) LSFS without L2 Cache is stable

Is that correct?

Re: Is L2 cache now stable?

Posted: Mon Sep 07, 2015 8:34 am
by Tarass (Staff)
1) yes
2) yes
3) in a week

Re: Is L2 cache now stable?

Posted: Tue Sep 08, 2015 2:57 am
by jhamm@logos-data.com
Since #2 (L2 Cache with LSFS) is not 100% stable, which one of the remaining ones will give better performance?

1) Thick Image File with L2 cache?

OR

3) LSFS without L2 cache?

Thanks!
Jeff

Re: Is L2 cache now stable?

Posted: Tue Sep 08, 2015 2:59 am
by jhamm@logos-data.com
PS - I know the LSFS fix is in the build about to be released, but any timetable on when LSFS with L2 Cache enabled will be stable?

Re: Is L2 cache now stable?

Posted: Fri Sep 11, 2015 8:46 am
by darklight
Thick is proven to be rock solid for me almost in any situations. So if you do not need dedupe, use thick.

Re: Is L2 cache now stable?

Posted: Tue Sep 29, 2015 12:49 pm
by Tarass (Staff)
Any other questions left regarding this?

Re: Is L2 cache now stable?

Posted: Tue Sep 29, 2015 1:06 pm
by jhamm@logos-data.com
Yes - still have my two previous questions:

1) Better performance from:
a. LSFS without L2 cache?
OR
b. Thick Image with L2 cache enabled?


2) Timetable on new build release?

Thanks!

Re: Is L2 cache now stable?

Posted: Thu Oct 08, 2015 2:44 pm
by jhamm@logos-data.com
Tera,

Can you or someone else at StarWind have an answer for these performance questions? Really hard to plan and implement a new HA system unless we know the best and StarWind recommended route to go. My project is on hold until then. Really need to get it started.

Thanks,
Jeff

Re: Is L2 cache now stable?

Posted: Fri Oct 09, 2015 9:27 am
by darklight
Hi Jhamm,

I would strictly recommend using a thick image unless you have some *really* slow drives. It's just more predictable at least for me. And L2 cache works perfect with thick provisioned devices.

Yeah, we are all waiting for a new build. It seems StarWind guys did a great job and implemented a lot of new stuff in it since i do not remember any other previous build that needed so much testing :)

Re: Is L2 cache now stable?

Posted: Fri Oct 09, 2015 9:29 am
by darklight
Thick with L2 is faster than LSFS without it. Just did a small testing on my production environment.

Re: Is L2 cache now stable?

Posted: Wed Oct 14, 2015 2:05 pm
by jhamm@logos-data.com
StarWind - any update on when you think the new build will be available? I thought it was supposed to have been released in September? It's really hard to plan implementations when we don't have a firm idea when to expect updates.

Thanks!
Jeff

Re: Is L2 cache now stable?

Posted: Tue Oct 20, 2015 10:16 am
by Vladislav (Staff)
Hello,

Unfortunately, our new R3 build is still under heavy testing.

Nevertheless, I will be more than happy to share one of our pre-release builds to those who would like to try it out. Please note, that it is not considered as stable.

Re: Is L2 cache now stable?

Posted: Tue Oct 20, 2015 11:12 am
by jhamm@logos-data.com
darklight - what build are you currently using in Production?

Thanks,
Jeff

Re: Is L2 cache now stable?

Posted: Tue Oct 20, 2015 11:30 am
by darklight
Hi Jeff,

Currently upgraded most of my customers to the latest one. No issues so far with flat devices and both types of cache.

Re: Is L2 cache now stable?

Posted: Tue Oct 20, 2015 11:43 am
by jhamm@logos-data.com
Is build 8198 from June 11th the latest one?