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Article ID: 132335, created on Mar 6, 2018, last review on Jul 14, 2018

  • Applies to:
  • Operations Automation


Various tasks related to VPSManager service controller (related to Virtuozzo Containers OA module), e.g. backups, migrations, user-triggered tasks, fail massively.

Among others, there's a Set user password in VPS task getting rescheduled every 5 minutes.

The log output of the task:

Feb 27 19:04:35.491 : DBG [task:57864628:690778 p:-default-threadpool;-w:-Idle:1088 pau]: c.p.p.s.h.e.HostMngmtBean CORBA::TRANSIENT|COMM_FAILURE while contacting host 1010, marking it as unmanageable

VPSManager service controller crashes on each task run, there are a lot of core dump files inside /usr/local/pem/var/cores directory.

The last entry in the log files before the error:

Feb 27 19:04:34.533 : DBG [task:57864628:690778 1:32573:7fa22ebfd700 VPSManager ]: [ VEManager_impl::doPerformHostOperations] ===> ENTRY

Stack trace of the crash dumps:

(gdb) bt
#0  0x00007fe3a3678694 in vfprintf () from /lib64/
#1  0x00007fe3a36a4179 in vsnprintf () from /lib64/
#2  0x00007fe39ef0f920 in _log_ap(char const*, char const*, LogPriority, char const*, __va_list_tag*) () from /usr/local/pem/libexec/
#3  0x00007fe39ec62a54 in pem_log () from /usr/local/pem/libexec/
#4  0x00007fe39ec643c3 in Plesk::VEManager_impl::doPerformHostOperations(SDK::PerformHostOperations::Args const&) () from /usr/local/pem/libexec/
#5  0x00007fe3a85a6c2e in SDK::PerformHostOperations::ServantImpl::doPerformHostOperations(Plesk::PerformHostOperations::Args const&) () from /usr/local/pem/lib/
#6  0x00007fe3a84b5fba in POA_Plesk::doPerformHostOperations_PerformHostOperations::execute() () from /usr/local/pem/lib/
#7  0x00007fe3a6c582c3 in TAO::ServerRequestInterceptor_Adapter_Impl::execute_command(TAO_ServerRequest&, TAO::Upcall_Command&) () from /lib64/
#8  0x00007fe3a69ebe33 in TAO::Upcall_Wrapper::upcall(TAO_ServerRequest&, TAO::Argument* const*, unsigned long, TAO::Upcall_Command&, TAO::Portable_Server::Servant_Upcall*, CORBA::TypeCode* const*, unsigned int) ()
   from /lib64/
#9  0x00007fe3a84b5a49 in POA_Plesk::PerformHostOperations::doPerformHostOperations_skel(TAO_ServerRequest&, TAO::Portable_Server::Servant_Upcall*, TAO_ServantBase*) () from /usr/local/pem/lib/

OA runs with TRACE log level:

[root@osscore ~]# grep loglevel /usr/local/pem/etc/pleskd.props


The issue is recognized as POA-114870: VPSManager SC crashes with TRACE log level enabled.


To avoid the crashes, decrease the log level to DEBUG:

[root@osscore ~]# grep loglevel /usr/local/pem/etc/pleskd.props

Restart OA core services:

How to restart OA system services: UI, Management Node, Agents

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