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IDS Forum

Re: Bitmap is wrong for partp in sbspace

Posted By: Art Kagel
Date: Wednesday, 7 August 2013, at 11:10 a.m.

In Response To: Bitmap is wrong for partp in sbspace (Peter Lempochner)

Here's my advice: Call IBM and open a support case!

Art

Art S. Kagel
Advanced DataTools (www.advancedatatools.com)
Blog: http://informix-myview.blogspot.com/

Disclaimer: Please keep in mind that my own opinions are my own opinions
and do not reflect on my employer, Advanced DataTools, the IIUG, nor any
other organization with which I am associated either explicitly,
implicitly, or by inference. Neither do those opinions reflect those of
other individuals affiliated with any entity with which I am affiliated nor
those of the entities themselves.

On Wed, Aug 7, 2013 at 9:51 AM, Peter Lempochner <
peter.lempochner@dignitas.sk> wrote:

> Hello,
>
> we have a problem with inserting/updating SBLOBs in one of four sbspace.
> There are many AFs in online log (all AFs describes the same issue):
>
> ==========================
> 15:55:10 IBM Informix Dynamic Server Version 11.70.FC3 Software Serial
> Number AAA#B000000
>
> 15:55:10 Assert Warning: Bitmap appears to be corrupt
> 15:55:10 Who: Session(2842, ezu@::ffff:10.10.7.122, -1, 70000030e62dff0)
>
> Thread(3414, sqlexec, 7000002f543e1b0, 1)
>
> File: rsbitmap.c Line: 2515
> 15:55:10 Raw hex dump of stack located in /usr/idb/tmp/af.113e003d.rawstk
> 15:55:10 Stack for thread: 3414 sqlexec
>
> base: 0x070000037ae8b000
>
> len: 69632
>
> pc: 0x000000010008c2ec
>
> tos: 0x070000037ae98ce0
> state: running
>
> vp: 1
>
> 0x000000010008c098 (oninit)afstack
> 0x000000010008b63c (oninit)afhandler
> 0x000000010008b9ec (oninit)afwarn_interface
> 0x000000010036ac2c (oninit)allocvrow
> 0x00000001005a3134 (oninit)genpg_insertx
> 0x00000001005a22a4 (oninit)genpg_insert
> 0x00000001008acb30 (oninit)sba_loheader_new
> 0x00000001008ad434 (oninit)sba_loheader_create_wlock
> 0x00000001008a9834 (oninit)sb_create
> 0x000000010089e9e0 (oninit)sbx_create
> 0x00000001008973d0 (oninit)sq_lo_create
> 0x0000000100e1fed4 (oninit)udrlm_clang_execute_internal
> 0x0000000100e1fa08 (oninit)udrlm_clang_execute
> 0x0000000101397df0 (oninit)udrlm_exec_routine
> 0x000000010057302c (oninit)udr_execute
> 0x0000000100231450 (oninit)sq_exfproutine
> 0x0000000100431b70 (oninit)sqmain
> 0x0000000100a42a08 (oninit)listen_verify
> 0x0000000100a41abc (oninit)spawn_thread
> 0x00000001013fbf40 (oninit)startup
>
> 15:55:10 See Also: /usr/idb/tmp/af.113e003d
>
> ---------------------------------
> Begin System Alarm Program Output
> ---------------------------------
>
> Assertion Failure Type: Warning
> Host Name: xezur
> Database Server Name: ses
> Time of failure: Tue Aug 6 15:55:10 CEST 2013
> AF file: /usr/idb/tmp/af.113e003d
> Shared memory file: None
> System Blocking: OFF
>
> -------------------------------
> End System Alarm Program Output
> -------------------------------
>
> 15:55:11 sh /usr/idb/etc/evidence.sh 1 0 /usr/idb/tmp/af.113e003d 2842
> 0x7000002f543e1b0 3414 0x7000002e0138d40 1025 0 0 0 0
> 15:55:11
> ------------------ End of assertion failure 0 -----------------
>
> 15:58:04 Bitmap is wrong for partp 0xdc3e94e0, partnum 19922949<<< This
> is our default sbspace (some schemas have PUT clause for SBLOBs with
> round robin inserting to all four sbspaces :-( )
> 15:58:04 Pagenum 2150646 (>= npused 2150583) is not free in bitmap
> 15:58:04 map 0x7fffff, bit 0x400000
> 15:58:04 Bitmap Pagenum 0x20be00, freemnum 4832
> ==========================
>
> oncheck -ce output shows following errors:
> ==========================
> Validating extents for Space 'sbspace1' ...
>
> Chunk Pathname Pagesize(k) Size(p)
> Used(p) Free(p)
> ERROR: Missing pages 11930126 through 11930126 inclusive
>
> Added missing smart object pages back to chunk
> ERROR: Missing pages 14376887 through 14376887 inclusive
> ==========================
>
> Other oncheck are without errors.
>
> >From user point of view some of transactions that inserts/updates data
> with SBLOB are ok, some are rolled back - it can be viewed in logical logs
> Could you please advice me how to fix this issue or help me with some
> workarround?
>
> Thanks, lempo
>
>
>
> *******************************************************************************
> Forum Note: Use "Reply" to post a response in the discussion forum.
>
>

--001a11c356e2307ee504e35cf0e3

Messages In This Thread

  • Bitmap is wrong for partp in sbspace
    Peter Lempochner -- Wednesday, 7 August 2013, at 9:51 a.m.
    • Re: Bitmap is wrong for partp in sbspace
      Art Kagel -- Wednesday, 7 August 2013, at 11:10 a.m.

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