Issue: Is it safe to disable Consistent Device Naming by setting net.ifnames=0 on the kernel command line in RHEL7, RHEL8 and RHEL9? Why can I no longer use the 70-persistent-net.rules file to force persistent ethX names like I could in earlier versions of Red Hat Enterprise Linux? Resolution: No. Red Hat strongly recommend that the … Read more
Why use HP Smart Storage Admin CLI? You can use ssacli (smart storage administrator command line interface) tool to manage any of supported HP Smart Array Controllers in your host without need to reboot your server to access Smart Storage Administrator in BIOS. That means no host downtime when managing your storage. CLI is not as convenient as GUI … Read more
Splunk Enterprise is a data platform designed to help businesses manage big data and analyze machine data. It can be deployed on-premises or in the cloud via the Splunk Cloud Platform and enables you to search, analyze and visualize your data to quickly act on insights from across your technology landscape. An Enterprise Splunk License … Read more
Splunk Enterprise is a data platform designed to help businesses manage big data and analyze machine data. It can be deployed on-premises or in the cloud via the Splunk Cloud Platform and enables you to search, analyze and visualize your data to quickly act on insights from across your technology landscape. Installing/Starting Splunk Enterprise 9.0.4 … Read more
Issue : When run the “ftp open” command, vsftpd terminated after buffer overflow detected printed. [root@unixonline ~]# ftp localhost Connected to localhost.localdomain. *** buffer overflow detected ***: /usr/sbin/vsftpd terminated ======= Backtrace: ========= /lib64/libc.so.6(__chk_fail+0x2f)[0x2b43730d0c5f] KERBEROS_V4 rejected as an authentication type Or “lftp” command “ls” is returned “Delaying before reconnect”. [root@unixonline ~]# lftp test@192.168.10.10:~> ls `ls’ at … Read more
In this scenario, we are going to recover removed file in Linux OS.for example: /data/mongodb/audit/sh0-prm-audit.log is removed. Find the deleted file by lsof command: [root@unixonline]# lsof | grep -i delete init 1 root 9r REG 253,7 10406312 528590 /var/lib/sss/mc/initgroups (deleted) hald 2706 haldaemon 19r REG 253,7 10406312 528593 /var/lib/sss/mc/initgroups (deleted) ntpd 2874 ntp 4r REG … Read more
Use the following procedure if you need to preserve the IP configuration that is associated with one network device and then move that configuration to another network device. You might perform this procedure as a prelude to removing a network card from the system or when changing a network cable connection. For example purposes only, … Read more
The Sun Oracle System Handbook is designed to be an online web-based resource for Oracle customers, employees, partners and provides more detailed information from a system perspective, including system photographs, parts lists, and support documentation. The Sun System Handbook has replaced the online version of the FE(Field Engineer) Handbook, both on InfoServer and CDs. The … Read more
In some scenarios, you might want to mimic a certain directory structure that already exists maybe for your personal projects or for a files storage system just because that directory structure makes perfect sense and might require a lot of time to completely recreate it from scratch. Following is the cool way of copying a … Read more
NOTICE: Only perform this task if your system had RAID volumes prior to replacing the motherboard. Problem & Error : boot command is failed and Can’t open boot device. {0} ok boot ERROR: boot-read fail Boot device: disk:d File and args: Can’t open boot device -> set /HOST/bootmode script=”setenv auto-boot? false” 3. Power on the … Read more