Re: 10.0 xC6
Posted in 2007
Hey Alexey,
What is the HDR problem with xC5? I'm currently troubleshooting a long
checkpoint problem with HDR configured and am wondering if the bug you are
experiencing is related.
Thanks,
Andrew
----- Original Message -----
From: "Alexey Sonkin" <alexeys@cidc.com>
To: "Neil Truby" <neil.truby@ardenta.com>; <informix-list@iiug.org>
Sent: Tuesday, February 13, 2007 9:29 PM
Subject: RE: 10.0 xC6
> Hi, Neil,
>
> I started testing uc6/fc6 a few days ago, and ran
> into a really bad problem: very big memory leak
> in virtual memory segments.
>
> The strange thing is that 'onstat -g seg' shows,
> that 800 MB is used in 6 virtual segments:
>
> onstat -g seg>
> IBM Informix Dynamic Server Version 10.00.UC6 -- On-Line (Prim) --
> Up 1 days 12:05:35 -- 1672528 Kbytes>
> Segment Summary:
> id key addr size ovhd class blkused blkfree
> 88997892 1381451777 44000000 791068672 241036 R 193129 3
> 89030661 1381451778 7326c000 409600000 13152 V 99992 8
> 89063430 1381451779 8b90c000 102400000 3776 V 24999 1
> 89096199 1381451780 91ab4000 102400000 3776 V 24997 3
> 89128968 1381451781 97c5c000 102400000 3776 V 25000 0
> 89161737 1381451782 9de04000 102400000 3776 V 24999 1
> 89194506 1381451783 a3fac000 102400000 3776 V 2498 22502
> Total: - - 1712668672 - - 395614 22518
>
> 'onstat -g mem' only shows about 100MB in total allocated from virtual
> segments. Completely unclear, what happened to other 700MB...
>
> Same system (QA DB) was running without any problem under 10.0uc4,
> and never allocated anything beyond the first V segment.
>
> Hope to file PMR on this problem to IBM shortly.
> Actually, this is a 'level-1' problem: IDS 10.0uc6 is unusable
> (at least, for us)
>
> As for xC5, it had a very bad problem with HDR.
> I was happy, that problem is fixed in xC6 (I had PMR on that problem
> with IBM)
>
>
> ------------------------------------------
> Alexey Sonkin
>
>
>
> -----Original Message-----
> From: informix-list-bounces@iiug.org
> [mailto:informix-list-bounces@iiug.org] On Behalf Of Neil Truby
> Sent: Sunday, February 04, 2007 6:58 PM
> To: informix-list@iiug.org
> Subject: 10.0 xC6
>
> Does anyone have any experiences - good or bad - on IDS 10.0xC6?
>
> We have several customers on FC5 and all seems fine so far. We have one
>
> moving from 32-bit (10.0UC4W3) to 64-bit and I'm trying to decide if to
> move
> them to FC5, or give FC6 a go.
>
> All opinion gratefully received!
>
> --
> Neil Truby t:01932 724027
> Director m:07798 811708
> Ardenta Limited e:neil.truby@ardenta.com
>
>
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