ODB 1.75

Alain Stouder Omnis omnis at smartway.ch
Wed Apr 28 13:31:37 UTC 2021 

It’s the only way since odb executable is not a bundle, so my guess is that the finder doesn’t keep a Disable App Nap property for it.

> On 27 Apr 2021, at 23:24, Juan Bofill <juanbofillaba at gmail.com> wrote:
> 
> Disabling App Nap System Wide in Mac OS X with the terminal command:
> 
> defaults write NSGlobalDomain NSAppSleepDisabled -bool YES
> 
> Did the job!
> 
> Will also look at the rest of the suggestions for fun.
> 
> Great list as always
> 
> Thanks
> 
> Juan
> 
> 
> 
>> On Apr 27, 2021, at 10:34 AM, Terence Young <terry.young at journeymhc.org> wrote:
>> 
>> HI,
>> 
>> I use the odb on linux.
>> 
>> Our connections would get dropped with inactivity.  The solution was to create a timer that does a simply query against the datafile periodically.
>> 
>> Actually, we do two connections...
>> 1) we do a single file find on a table (PingTable) that has a sngle record with KeyId = 1
>> 2) we use an omnis sql connection to get a count(*) of records from a table with a small amount of records.
>> 
>> The $timer method calls the $GetCount method built into an object class (oPingServerTimer)..
>> ;  this returns today's date in a parameter sent as a field reference, the code returns kTrue if sussessful
>> Begin reversible block
>> Calculate #FDT as 'M/D/y H:M:S:s'
>> End reversible block
>> ;  check params
>> If nam(pCount)='pCount'     ;; field reference is not set
>>  Quit method kFalse
>> End If
>> 
>> Clear selected files {PingTable}
>> Single file find on PingTable.KeyId (Exact match) {1}
>> ;  Sound bell
>> Do $ctask.tvStatementOmnisObj.$clear() Returns lvRtnFlag
>> Begin statement (Carriage return)
>> Sta: {select count(*) from xaptApptType}
>> End statement
>> Do $ctask.tvStatementOmnisObj.$execdirect() Returns lvRtnFlag
>> If lvRtnFlag=kTrue
>>  Do $ctask.tvStatementOmnisObj.$fetchinto(pCount) Returns lvFetchStatus
>>  If lvFetchStatus=kFetchError
>>    Do tvProcCall.$SQLV3ErrorChk($cclass().$name,$cmethod().$name) Returns lvRtnFlag
>>    Quit method kFalse
>>  Else
>>    Do $ctask.tvStatementOmnisObj.$clear() Returns lvRtnFlag
>>    If pick(isnull(pCount),pCount,0)=0
>>       Quit method kFalse
>>    Else
>>        Quit method kTrue
>>    End If
>>  End If
>> Else
>>  Do tvProcCall.$SQLV3ErrorChk($cclass().$name,$cmethod().$name) Returns lvRtnFlag
>>  Quit method kFalse
>> End If
>> 
>> Quit method kTrue
>> 
>> The $construct method for the timer object has the following code...
>> 
>> Do $cinst.$useseconds.$assign(kTrue)
>> Do $cinst.$timervalue.$assign(60)
>> Do $cinst.$autoreset.$assign(kTrue)
>> Do $cinst.$starttimer()
>> 
>> The $timer method does the following..
>> 
>> ;  Restart the timer object if it is not $reentrant.
>> If $cinst.$reentrant=kFalse
>>  Do $cinst.$starttimer()
>> Else
>>   ;  No other methods are in the method stack.
>>  ;  Run the timer object method initiated code.
>>  If not(#EDATA)
>>    ;  OK message  {not in edata [$cinst.$queueevent]}
>>    Do method $GetCount (ivCount)
>>  Else If #EDATA&($topwind().$name='wFast_Search')
>>    Do method $GetCount (ivCount)
>>  Else
>>     ;  do nothing
>>  End If
>> End If
>> Quit method kTrue
>> 
>> When connecting to our servers from a terminal using ssh, we use the following..
>> 
>>    ssh -o ServerAliveInterval=25 journey at elrond
>> 
>> I also create a persistent connection to the odb server and then tail the Messages file..
>>  tail -F /usr/local/omnissoftware/omnisdatabridge1.73/messages.txt
>> 
>> This allows me to see who is connected and also the pings.
>> 
>> 
>> 
>> Terence J. Young, DC
>> 
>> System Administrator
>> 
>> IT
>> 
>> (608) 280-2679
>> 
>> ________________________________
>> From: omnisdev-en <omnisdev-en-bounces at lists.omnis-dev.com <mailto:omnisdev-en-bounces at lists.omnis-dev.com>> on behalf of Juan Bofill <juanbofillaba at gmail.com <mailto:juanbofillaba at gmail.com>>
>> Sent: Tuesday, April 27, 2021 7:59 AM
>> To: OmnisDev List - English <omnisdev-en at lists.omnis-dev.com <mailto:omnisdev-en at lists.omnis-dev.com>>
>> Subject: Re: ODB 1.75
>> 
>> CAUTION: This email originated from outside Journey. Please verify the sender before opening attachments or clicking links.
>> 
>> 
>> It drops the connections. Tried with BigSur, High Sierra and El Capitan.
>> 
>> Thanks
>> 
>>> On Apr 27, 2021, at 8:53 AM, Thad Bogert <thad at technosolver.com <mailto:thad at technosolver.com>> wrote:
>>> 
>>> Hi Juan,
>>> 
>>> Is there a firewall between the ODB and the clients?  Perhaps on the machine hosting the ODB?  Also are all machines connected via ethernet?
>>> 
>>> Does the ODB process disappear or does it just drop connections?
>>> 
>>> 
>>> 
>>> 
>>>> On Apr 26, 2021, at 9:25 PM, Paul Mulroney <pmulroney at logicaldevelopments.com.au> wrote:
>>>> 
>>>> Hi Juan,
>>>> 
>>>> Is that 60 data files being hosted via ODB on the one server?  It might be a file handles issue.  You need to set the max file handles to a larger value.
>>>> 
>>>> Another thought - do you have a disconnection timeout set?
>>>> 
>>>> I seem to recall that "app nap" was a thing to look out for on the Mac.
>>>> 
>>>> This is stretching my brain cells because we moved to Postgres years ago.  Issues with ODB are in the distant past for us!
>>>> 
>>>> Regards,
>>>> Paul.
>>>> 
>>>> 
>>>>> On 26 Apr 2021, at 11:37 pm, Juan Bofill <juanbofillaba at gmail.com> wrote:
>>>>> 
>>>>> Hi all
>>>>> 
>>>>>   I have converted from Omnis 4.3.2.1 NON UNICODE to Omnis 10.2. I have over 60 data files converted in DML mode and the libraries are all working again in 10.2. It all looks ok up to this point!
>>>>> 
>>>>>   Now, before converting to SQL, I thought I would try ODB 1.75 and see if I could get away with it while finally converting to SQL. It started to work with record locking and all!!!
>>>>> 
>>>>>   After a while ODB 1.75 stops serving with apparent reason. Tried serving with Big Sur and High Sierra with same results.
>>>>> 
>>>>>   I know I should be on SQL but would like to know why it stops like that. Computer is set to never sleep as well as hard disks.
>>>>> 
>>>>>   Any help?
>>>>> 
>>>>> Thanks
>>>>> 
>>>>> Juan
>>>>> _____________________________________________________________
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>>>>> 
>>>> 
>>>> 
>>>> A man rushed into the doctor’s office and shouted, “Doctor! I think I’m shrinking!”
>>>> The doctor calmly responded, “Now, settle down. You’ll just have to be a little patient.”
>>>> --
>>>> Paul W. Mulroney                                            We Don't Do Simple Pty Ltd
>>>> pmulroney at logicaldevelopments.com.au       Trading as Logical Developments
>>>> www.logicaldevelopments.com.au <http://www.logicaldevelopments.com.au/><http://www.logicaldevelopments.com.au <http://www.logicaldevelopments.com.au/>>                   ACN 161 009 374
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