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

Subject: using autosave, iocInit hangs
From: junkes via Tech-talk <tech-talk at aps.anl.gov>
To: Tech talk <tech-talk at aps.anl.gov>
Date: Sun, 23 May 2021 22:24:43 +0200
I was using EPICS 7 with RTEMS 5 and have now also enabled autosave.
Unfortunately in Main iocInit does not come back but hangs at the last
InitHookAnnounce in iocRun
...
    if (iocState == iocBuilt)
        initHookAnnounce(initHookAtEnd);

    errlogPrintf("iocRun: %s\n", iocState == iocBuilt ?
        "All initialization complete" :
        "IOC restarted");
    iocState = iocRunning;
    initHookAnnounce(initHookAfterIocRunning);
    return 0;
}






and no new iocsh(NULL) is started.

int main(int argc,char *argv[])
{
    if(argc>=2) {
        iocsh(argv[1]);   <----- here it gets stuck
        epicsThreadSleep(.2);
    }
    iocsh(NULL);



...
########
# autosave setup
dbLoadRecords("db/save_restoreStatus.db", "P=iocvmeIOC3:")
## autoSaveRestore setup
save_restoreSet_Debug(0)
# status-PV prefix, so save_restore can find its status PV's.
save_restoreSet_status_prefix("iocvmeIOC3:")
# ok to restore a save set that had missing values (no CA connection to PV)?
# ok to save a file if some CA connections are bad?
save_restoreSet_IncompleteSetsOk(1)
#In the restore operation, a copy of the save file will be written.  The
# file name can look like "auto_settings.sav.bu", and be overwritten every # reboot, or it can look like "auto_settings.sav_020306-083522" (this is what # is meant by a dated backup file) and every reboot will write a new copy.
save_restoreSet_DatedBackupFiles(1)
# specify where save files should go
set_savefile_path("/Volumes/Epics/LogDir/log/as","/save")
# specify where request files can be found
set_requestfile_path("/Volumes/Epics/LogDir/log/as","/req")
# Specify what save files should be restored when.
# Up to eight files can be specified for each pass.
set_pass0_restoreFile("iocvmeIOC3_0.sav")
set_pass1_restoreFile("iocvmeIOC3_1.sav")
# Number of sequenced backup files (e.g., 'auto_settings.sav0') to write
save_restoreSet_NumSeqFiles(3)
save_restoreSet_SeqPeriodInSeconds(600)
# Time between failed .sav-file write and the retry.
save_restoreSet_RetrySeconds(60)
makeAutosaveFileFromDbInfo("/Volumes/Epics/LogDir/log/as/req/iocvmeIOC3_0.req", "autosaveFields_pass0") makeAutosaveFileFromDbInfo("/Volumes/Epics/LogDir/log/as/req/iocvmeIOC3_1.req", "autosaveFields_pass1")
iocInit
iocInit: Reached initHookAtIocBuild
Starting iocInit
iocInit: Reached initHookAtBeginning
############################################################################
## EPICS R7.0.4.2-DEV
## Rev. R7.0.4.1-274-g31ade32004709a9d47e8-dirty
############################################################################
iocInit: Reached initHookAfterCallbackInit
iocInit: Reached initHookAfterCaLinkInit
iocInit: Reached initHookAfterInitDrvSup
iocInit: Reached initHookAfterInitRecSup
reboot_restore: entry for file 'iocvmeIOC3_0.sav'
reboot_restore: Found filename 'iocvmeIOC3_0.sav' in restoreFileList.
*** restoring from '/Volumes/Epics/LogDir/log/as/save/iocvmeIOC3_0.sav' at initHookState 6 (before record/device init) ***
reboot_restore: done with file 'iocvmeIOC3_0.sav'

iocInit: Reached initHookAfterInitDevSup
2021/05/23 20:07:03.501 sis0: Param Timestamp Clear can not be read
reboot_restore: entry for file 'iocvmeIOC3_1.sav'
reboot_restore: Found filename 'iocvmeIOC3_1.sav' in restoreFileList.
*** restoring from '/Volumes/Epics/LogDir/log/as/save/iocvmeIOC3_1.sav' at initHookState 7 (after record/device init) ***
reboot_restore: done with file 'iocvmeIOC3_1.sav'

iocInit: Reached initHookAfterInitDatabase
iocInit: Reached initHookAfterFinishDevSup
iocInit: Reached initHookAfterScanInit
iocInit: Reached initHookAfterInitialProcess
iocInit: Reached initHookAfterCaServerInit
iocInit: Reached initHookAfterIocBuilt
iocInit: Reached initHookAtIocRun
iocInit: Reached initHookAfterDatabaseRunning
iocInit: Reached Not an initHookState
iocInit: Reached initHookAfterCaServerRunning
iocInit: Reached Not an initHookState
iocRun: All initialization complete
...
no return ...

Danke, Heinz

Replies:
Re: using autosave, iocInit hangs Heinz Junkes via Tech-talk

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