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<== Date ==> <== Thread ==>

Subject: Re: pvget is timing out
From: Mark Rivers via Tech-talk <[email protected]>
To: "Ivashkevych, Oksana" <[email protected]>
Cc: "[email protected]" <[email protected]>
Date: Sat, 23 Mar 2019 15:30:01 +0000
Pete’s post reminded me that you also need to set WITH_QSRV=YES in areaDetector to use it. For 3.14 compatibility we allow WITH_PVA=YES and WITH_QSRV=NO.

Mark


Sent from my iPhone

> On Mar 23, 2019, at 9:55 AM, Mark Rivers <[email protected]> wrote:
> 
> areaDetector IOCs are now built with qsrv by default if WITH_PVA=YES.
> 
> 
> corvette:~>caget 13SIM1:cam1:Acquire
> 13SIM1:cam1:Acquire            Done
> corvette:~>pvget 13SIM1:cam1:Acquire
> 13SIM1:cam1:Acquire 2019-03-21 07:59:36.269  (0) Done
> 
> Mark
> 
> Sent from my iPhone
> 
>> On Mar 23, 2019, at 9:42 AM, Ivashkevych, Oksana <[email protected]> wrote:
>> 
>> Thanks!
>> That's worked.
>> I actually wanted to use PV Access. So I need to run "qsrv or equivalent"(?) 
>> I'll educate myself.
>> Oksana 
>> 
>>> -----Original Message-----
>>> From: Mark Rivers <[email protected]>
>>> Sent: Saturday, March 23, 2019 10:30 AM
>>> To: Ivashkevych, Oksana <[email protected]>
>>> Subject: Re: pvget is timing out
>>> 
>>> Do
>>> pvget -h
>>> to get help.
>>> 
>>> pvget defaults to using pvAccess protocol. That can only read normal IOC pvs if
>>> your IOC is running qsrv or equivalent.
>>> 
>>> To use pvget to use Channel Access do
>>> 
>>> pvget -p ca pvname
>>> 
>>> Example:
>>> corvette:~>pvget -p ca 13IDA:m1
>>> 13IDA:m1 -0.25
>>> 
>>> Mark
>>> 
>>> 
>>> 
>>> Sent from my iPhone
>>> 
>>> On Mar 23, 2019, at 8:31 AM, Ivashkevych, Oksana via Tech-talk <tech-
>>> [email protected]<mailto:[email protected]>> wrote:
>>> 
>>> 
>>> Hello,
>>> 
>>> I have built latest epics-base branch 7.0 and R.7.0.2.1 on Windows 7 and CentOS
>>> 4.4.7.(tested both).  I cloned with - - recursive option. When I am using caget(),
>>> it works, pvget() doesn't. It doesn't even print me an error message when I don't
>>> specify a PV. Behaves identical on both systems. When I specify a PV, request
>>> times out.
>>> 
>>> On this CentOS system I have only base built and nothing running det@xf11bm-
>>> pilatus800k:~/epics/epics-base/bin/linux-x86_64> ./caget No pv name specified.
>>> ('caget -h' for help.) det@xf11bm-pilatus800k:~/epics/epics-base/bin/linux-
>>> x86_64> ./pvget det@xf11bm-pilatus800k:~/epics/epics-base/bin/linux-x86_64>
>>> 
>>> 
>>> 
>>> On this Windows 7 I have bunch of modules built and my new driver and IOC,
>>> which theoretically could be a contributing factor, but I don't think so.
>>> 
>>> C:\epics\epics-base>bin\windows-x64-static\pvget.exe
>>> 
>>> //prints empty line
>>> 
>>> C:\epics\epics-base>bin\windows-x64-static\caget.exe
>>> 
>>> No pv name specified. ('caget -h' for help.)
>>> 
>>> C:\epics\epics-base>git branch
>>> 
>>> * (HEAD detached at R7.0.2.1)
>>> 
>>> 7.0
>>> 
>>> C:\epics\epics-base>
>>> 
>>> C:\epics\epics-base\bin\windows-x64-static>caget XF11ID-
>>> ES{elveFlowOB1}:elveFlow:Pres1
>>> 
>>> XF11ID-ES{elveFlowOB1}:elveFlow:Pres1 22.3389
>>> 
>>> C:\epics\epics-base\bin\windows-x64-static>pvget XF11ID-
>>> ES{elveFlowOB1}:elveFlow:Pres1
>>> 
>>> Timeout
>>> 
>>> XF11ID-ES{elveFlowOB1}:elveFlow:Pres1
>>> 
>>> C:\epics\epics-base\bin\windows-x64-static>
>>> 
>>> 
>>> 
>>> I have another system with Debian 7.
>>> 
>>> On this Debian 7 I have bunch of ADProsilica  and ADPilatus iocs running, built
>>> with base 7.0.1. At least pvget() responds with the correct complaint, though
>>> times out with a PV.
>>> oksana@xf11bm-ioc1:/epics/distrib/epicsBundle-R-7-0-1+deb7u1-x86_64/epics-
>>> base/bin/linux-x86_64$ ./pvget No pv name(s) specified. ('pvget -h' for help.)
>>> oksana@xf11bm-ioc1:/epics/distrib/epicsBundle-R-7-0-1+deb7u1-x86_64/epics-
>>> base/bin/linux-x86_64$ ./pvget XF:11BMA-BI{FS:1-Cam:1}cam1:AcquireTime
>>> Timeout
>>> oksana@xf11bm-ioc1:/epics/distrib/epicsBundle-R-7-0-1+deb7u1-x86_64/epics-
>>> base/bin/linux-x86_64$ ./caget XF:11BMA-BI{FS:1-Cam:1}cam1:AcquireTime
>>> XF:11BMA-BI{FS:1-Cam:1}cam1:AcquireTime 1 oksana@xf11bm-
>>> ioc1:/epics/distrib/epicsBundle-R-7-0-1+deb7u1-x86_64/epics-base/bin/linux-
>>> x86_64$
>>> 
>>> 
>>> 
>>> There is one system where pvget() does work. One year ago I built from
>>> core/master on Debian 8. This branch is closed now.  On this machine I have one
>>> ADprosilica and one ADPointGrey IOC running with this base. There are other
>>> IOCs, but they use Debian distribution.
>>> oksana@xf11id-m1:/opt/epics/ADepics7/epics-base/bin/linux-x86_64$ ./pvget
>>> XF:MOBILE-BI{Mir:1}cam1:AcquireTime
>>> XF:MOBILE-BI{Mir:1}cam1:AcquireTime 0.3
>>> oksana@xf11id-m1:/opt/epics/ADepics7/epics-base/bin/linux-x86_64$ ./caget
>>> XF:MOBILE-BI{Mir:1}cam1:AcquireTime
>>> XF:MOBILE-BI{Mir:1}cam1:AcquireTime 0.3
>>> oksana@xf11id-m1:/opt/epics/ADepics7/epics-base/bin/linux-x86_64$ git
>>> branch
>>> * core/master
>>> oksana@xf11id-m1:/opt/epics/ADepics7/epics-base/bin/linux-x86_64$
>>> 
>>> What I could be missing? Why pvget() does not work for me?
>>> 
>>> Thanks,
>>> 
>>> Oksana
>>> 
>>> 
>>> 
>>> 
>>> 
>> 

Replies:
RE: pvget is timing out Ivashkevych, Oksana via Tech-talk
References:
pvget is timing out Ivashkevych, Oksana via Tech-talk
Re: pvget is timing out Mark Rivers via Tech-talk

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