Hello,
We are seeing this incessant error on mom nodes and are not sure exactly why it’s occurring. At first glance it seems there’s an issue with the way Cgroups/PBS interprets the path in question:
06/09/2020 00:01:44;0002;pbs_mom;Svr;Log;Log opened
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;pbs_version=18.1.4
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;pbs_build=mach=N/A:security=N/A:configure_args=N/A
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;hostname=node0124.X.Y;pbs_leaf_name=N/A;pbs_mom_node_name=N/A
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;ipv4 interface lo: localhost4
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;ipv4 interface eno1: node0124.X.Y
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;ipv4 interface ib0: node0124-ib
06/09/2020 00:01:44;0002;pbs_mom;Svr;pbs_mom;ipv6 interface lo: localhost6
06/09/2020 00:01:44;0100;pbs_mom;Hook;pbs_cgroups;exechost_periodic request rejected by ‘pbs_cgroups’
06/09/2020 00:01:44;0100;pbs_mom;Hook;pbs_cgroups;Unexpected error in pbs_cgroups handling exechost_periodic event: IOError (2, ‘No such file or directory’)
06/09/2020 00:03:34;0100;pbs_python;Hook;pbs_python;_get_vnode_type: Could not determine vntype
06/09/2020 00:03:34;0080;pbs_python;Hook;pbs_python;node0124 is not in the approved host list: [‘node0064’, ‘node0115’]
06/09/2020 00:03:34;0100;pbs_python;Hook;pbs_python;init: No cgroups enabled
06/09/2020 00:03:34;0080;pbs_python;Hook;pbs_python;main: Cgroups disabled or none to manage
06/09/2020 00:03:34;0080;pbs_python;Hook;pbs_python;Elapsed time: 0.0129
06/09/2020 00:03:45;0100;pbs_python;Hook;pbs_python;_get_vnode_type: Could not determine vntype
06/09/2020 00:03:45;0080;pbs_python;Hook;pbs_python;_get_assigned_cgroup_resources: No such file: /sys/fs/cgroup/memory/pbspro.slice/pbspro-pbspro-530258.bright01\x2dthx.slice.orphan.slice/memory.memsw.limit_in_bytes
06/09/2020 00:03:45;0080;pbs_python;Hook;pbs_python;[‘Traceback (most recent call last):’, ’ File “”, line 4650, in main’, ’ File “”, line 2008, in init’, ’ File “”, line 2534, in _get_assigned_cgroup_resources’, “IOError: [Errno 2] No such file or directory: ‘/sys/fs/cgroup/cpuset/pbspro.slice/pbspro-pbspro-530258.bright01\\x2dthx.slice.orphan.slice/cpuset.cpus’”]
06/09/2020 00:03:45;0001;pbs_python;Hook;pbs_python;Unexpected error in pbs_cgroups handling exechost_periodic event: IOError (2, ‘No such file or directory’)
06/09/2020 00:03:45;0080;pbs_python;Hook;pbs_python;Elapsed time: 0.0168
06/09/2020 00:03:46;0100;pbs_mom;Hook;pbs_cgroups;exechost_periodic request rejected by ‘pbs_cgroups’
06/09/2020 00:03:46;0100;pbs_mom;Hook;pbs_cgroups;Unexpected error in pbs_cgroups handling exechost_periodic event: IOError (2, ‘No such file or directory’)
06/09/2020 00:05:35;0100;pbs_python;Hook;pbs_python;_get_vnode_type: Could not determine vntype
Any help any one can offer towards resolution would be appreciated…
Thanks,
Siji