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Communication error on Maximo 7.5 with Asynchronous Validation

From: haiyanchen (2012-04-28 03:23)


Hi, All,
Can anyone help me on this?
We use Maximo 7.5 with typical DEV, QA/TEST and PRD environment.
Recently since April 23, all of our support or developers experience
slow Maximo performance issues and errors as recorded by the Maximo log.
The main errors are highlighted in Red below. From the UI, we can not
complete actions such as saving an application change in Application
Designer or Work Order Tracking can not be opened with the mouse icon
busy for ever until it times out or show the error page.
These errors are more in our DEV and QA environments which use the
different schemas but in the same Oracle database.
We tried clearing local Browser caches/cookies/history and restarted
JVMs, HTTP webservers, it appears slightly better but not for long. The
issues continued.
IBM support suggested we disable the Asynchronous Validation feature
which we did. The errors as displayed below no longer show up. However,
the system become quite slow.
Our PRD environment behaves better since it has its own dedicated
server, Oracle Database. However, we occasionally experienced the same
errors which we also found in the PRD log.
We tried to recall the change we made. The only major change is the
Websphere plugin.kdb password expiration change we made.
Any help or advice is deeply appreciated!
Haiyan
4/27/12 15:39:00:105 EDT] 00000055 SystemErr R AsyncRequestManager
handling a sync request, but got another request. UISession: 1896
[4/27/12 15:39:06:954 EDT] 00000055 SystemErr R AsyncRequestManager
handling a sync request, but got another request. UISession: 1890
[4/27/12 15:39:08:296 EDT] 00000042 SystemErr R AsyncRequestManager
handling a sync request, but got another request. UISession: 1890
[4/27/12 15:39:22:897 EDT] 0000003d SystemErr R Passed the wait time
for handling the request. UISession: 1890 nextRequestSeqNum: 118
seqnum:115
[4/27/12 15:39:22:897 EDT] 0000003d SystemErr R There was a
communication problem with the server which will result in the loss of
some of your changes. You must reload the application and enter the
information again.
[4/27/12 15:40:11:177 EDT] 00000039 SystemErr R AsyncRequestManager
handling a sync request, but got another request. UISession: 1896
The following is our Environment details:
App Server IBM WebSphere Application Server 7.0
Version IBM Maximo Asset Management 7.5.0.1 Build 20111019-1635 DB
Build V7501-00
IBM Maximo for Service Provider 7.5.0.0 Build 20110417-2000 DB Build
V7500-16
Tivoli's process automation engine 7.5.0.1 Build 20111019-1635 DB Build
V7501-134
Mobile 7.5.0.0 Build 20110421-1725 DB Build V7500-07
IBM Maximo Asset Management Scheduler 7.5.0.0 Build 20111019-1635 DB
Build V7501-03
Server OS AIX 7.1
Server DB Oracle 11.2 (Oracle Database 11g Release 11.2.0.3.0 - 64bit
Production


From: jhale1996 (2012-05-01 00:11)

We are also getting these UI Asynchronous errors both in the app designer and other places in the application. IBM's response has been to disable the 'mxe.webclient.async' property while using the application designer. They have also indicated that 7.5.0.3 will fix the issue in app designer. We are also on 7.5.0.1 detailed info below.
App Server IBM WebSphere Application Server 7.0

Version IBM Maximo Asset Management 7.5.0.1 Build 20111019-1635 DB Build V7501-00
IBM Maximo for Transportation 7.5.0.0-20111130-1026 Build 20110415-1936 DB Build V7500-06 HFDB Build HF7500-01
Tivoli's process automation engine 7.5.0.1 Build 20111019-1635 DB Build V7501-134

Server OS Windows Server 2008 R2 6.1 build 7601 Service Pack 1

Server DB Microsoft SQL Server 10.0 (10.00.5500)



--- In MAXIMO@yahoogroups.com, "haiyanchen" <chenthy@...> wrote:
>
>
>
>
>
>
>
>
> Hi, All,
>
> Can anyone help me on this?
>
>
> We use Maximo 7.5 with typical DEV, QA/TEST and PRD environment.
> Recently since April 23, all of our support or developers experience
> slow Maximo performance issues and errors as recorded by the Maximo log.
> The main errors are highlighted in Red below. From the UI, we can not
> complete actions such as saving an application change in Application
> Designer or Work Order Tracking can not be opened with the mouse icon
> busy for ever until it times out or show the error page.
>
>
>
>
>
> These errors are more in our DEV and QA environments which use the
> different schemas but in the same Oracle database.
>
>
>
>
>
> We tried clearing local Browser caches/cookies/history and restarted
> JVMs, HTTP webservers, it appears slightly better but not for long. The
> issues continued.
>
>
>
>
>
> IBM support suggested we disable the Asynchronous Validation feature
> which we did. The errors as displayed below no longer show up. However,
> the system become quite slow.
>
>
> Our PRD environment behaves better since it has its own dedicated
> server, Oracle Database. However, we occasionally experienced the same
> errors which we also found in the PRD log.
>
>
> We tried to recall the change we made. The only major change is the
> Websphere plugin.kdb password expiration change we made.
>
>
>
>
>
> Any help or advice is deeply appreciated!
>
>
>
>
> Haiyan
>
>
> 4/27/12 15:39:00:105 EDT] 00000055 SystemErr R AsyncRequestManager
> handling a sync request, but got another request. UISession: 1896
>
> [4/27/12 15:39:06:954 EDT] 00000055 SystemErr R AsyncRequestManager
> handling a sync request, but got another request. UISession: 1890
>
> [4/27/12 15:39:08:296 EDT] 00000042 SystemErr R AsyncRequestManager
> handling a sync request, but got another request. UISession: 1890
>
> [4/27/12 15:39:22:897 EDT] 0000003d SystemErr R Passed the wait time
> for handling the request. UISession: 1890 nextRequestSeqNum: 118
> seqnum:115
>
> [4/27/12 15:39:22:897 EDT] 0000003d SystemErr R There was a
> communication problem with the server which will result in the loss of
> some of your changes. You must reload the application and enter the
> information again.
>
> [4/27/12 15:40:11:177 EDT] 00000039 SystemErr R AsyncRequestManager
> handling a sync request, but got another request. UISession: 1896
>
>
>
>
> The following is our Environment details:
>
>
>
>
> App Server IBM WebSphere Application Server 7.0
>
> Version IBM Maximo Asset Management 7.5.0.1 Build 20111019-1635 DB
> Build V7501-00
>
> IBM Maximo for Service Provider 7.5.0.0 Build 20110417-2000 DB Build
> V7500-16
>
> Tivoli's process automation engine 7.5.0.1 Build 20111019-1635 DB Build
> V7501-134
>
> Mobile 7.5.0.0 Build 20110421-1725 DB Build V7500-07
>
> IBM Maximo Asset Management Scheduler 7.5.0.0 Build 20111019-1635 DB
> Build V7501-03
>
> Server OS AIX 7.1
>
> Server DB Oracle 11.2 (Oracle Database 11g Release 11.2.0.3.0 - 64bit
> Production
>
>
>
>
>