libvirtd no longer writes vdsm-related entries to its log file on RHEV hosts with vdsm-4.14.x installed

Issue

• 'libvirtd' no longer writes vdsm-related entries to its log file with 'vdsm-4.14.x' installed.

• libvirtd.log contains the following after libvirtd is started;

2014-07-31 14:02:27.580+0000: 2851: info : libvirt version: 0.10.2, package: 29.el6_5.8 (Red Hat, Inc. <http://bugzilla.redhat.com/bugzilla>, 2014-05-14-10:17:57, x86-027.build.eng.bos.redhat.com)
2014-07-31 14:02:27.580+0000: 2851: error : virNWFilterSnoopLeaseFileRefresh:1903 : open("/var/run/libvirt/network/nwfilter.ltmp"): No such file or directory
2014-07-31 14:02:27.669+0000: 2851: error : virExecWithHook:426 : Cannot find 'pm-is-supported' in path: No such file or directory
2014-07-31 14:02:27.669+0000: 2851: warning : qemuCapsInit:862 : Failed to get host power management capabilities
2014-07-31 14:02:28.160+0000: 2851: error : virExecWithHook:426 : Cannot find 'pm-is-supported' in path: No such file or directory
2014-07-31 14:02:28.160+0000: 2851: warning : lxcCapsInit:77 : Failed to get host power management capabilities
2014-07-31 14:03:06.024+0000: 2757: error : virNetSocketReadWire:1194 : End of file while reading data: Input/output error
2014-07-31 14:03:10.267+0000: 2757: error : virNetSocketReadWire:1194 : End of file while reading data: Input/output error
2014-07-31 14:03:11.870+0000: 2788: error : virExecWithHook:426 : Cannot find 'pm-is-supported' in path: No such file or directory
2014-07-31 14:03:11.870+0000: 2788: warning : qemuCapsInit:862 : Failed to get host power management capabilities

• This may be followed by several of the following messages;

014-08-15 17:53:54.747+0000: 2785: warning : qemuDomainObjEnterMonitorInternal:1005 : This thread seems to be the async job owner; entering monitor without asking for a nested job is dangerous

• /etc/libvirt/libvirtd.conf does not contain a line similar to the following;

log_filters="3:virobject 3:virfile 2:virnetlink     3:cgroup 3:event 3:json 1:libvirt 1:util 1:qemu"

• The end of the /etc/libvirt/libvirtd.conf file contains;

# tail /etc/libvirt/libvirtd.conf 
## beginning of configuration section by vdsm-4.13.0
## end of configuration section by vdsm-4.13.0
## beginning of configuration section by vdsm-4.13.0
## end of configuration section by vdsm-4.13.0
## beginning of configuration section by vdsm-4.13.0
## end of configuration section by vdsm-4.13.0
## beginning of configuration section by vdsm-4.13.0
## end of configuration section by vdsm-4.13.0
## beginning of configuration section by vdsm-4.13.0
## end of configuration section by vdsm-4.13.0

Note: The libvirtd.log file may be in either /var/log or /var/log/libvirt.