FreeIPA安装后Named service无法启动 – RHEL6.5

在RHEL6.5的环境下,安装FreeIPA后Named service无法启动。错误如下: Configuring DNS (named) [1/9]: adding DNS container [2/9]: setting up our zone [3/9]: setting up reverse zone [4/9]: setting up our own record [5/9]: setting up kerberos principal [6/9]: setting up named.conf [7/9]: restarting named named service failed to start [8/9]: configuring named to start on boot [9/9]: changing resolv.conf to point to […]

ORA-29701 / CRS-4124 Oracle ASM start failed

Encountered CRS-4124, the OHASD cannot be started, it shows as below: [bob@ocp ~]$ crsctl start has CRS-4124: 未能启动 Oracle High Availability Services。 CRS-4000: 命令 Start 失败, 或已完成但出现错误。 Cannot startup the instance: [bob@ocp ~]$ sqlplus / as sysasm SQL*Plus: Release 11.2.0.1.0 Production on 星期三 8月 28 13:56:52 2019 Copyright (c) 1982, 2009, Oracle. All rights reserved. […]

Oracle under Linux – emctl start dbconsole command failed

After certain time of the testing on the Oracle 11.2.0.1.0 on Linux, encountered below errors. [tom@ocp ~]$ emctl start dbconsole Oracle Enterprise Manager 11g Database Control Release 11.2.0.1.0 Copyright (c) 1996, 2009 Oracle Corporation. All rights reserved. https://ocp:1158/em/console/aboutApplication Starting Oracle Enterprise Manager 11g Database Control ………………………………………………………………………………… failed. —————————————————————— Logs are generated in directory /u01/app/tom/product/11.2.0/dbhome_1/ocp_orcl/sysman/log Check […]

Problem after VirtualBox upgrade – Network & USB

After upgrade my VirtualBox from version 5.0.18 to version 5.0.20, both network and USB cannot work anymore, 1, Network issue, the virtual instance cannot start at all. It reads Failed to open/create the internal network ‘HostInterfaceNetworking-VirtualBox Host – Only Ethernet Adapter #3’ (VERR_INTNET_IF_NOT_FOUND). Failed to attach the network LUN (VERR_INTNET_FLT_IF_NOT_FOUND). Result Code: E_FAIL (0x80004005) Component: […]