There are so many different hardware sensors on machines now. If you have a machine with a iLOM (like Sun’s line of x86 hardware) you can probe all of this information over the network using ipmitool and direct it at the iLOM. Usage for ipmitool over the network: $ ipmitool -I lan -H (ip address [...]
We encountered a nasty bug in our backup software this week. When this bug is triggered, each job (one process is created per job) that completes will turn into a zombie. After a few days we will have hundreds or even thousands of zombie processes, which if left unchecked will eventually lead to the system-side [...]
I use numerous tools to perform my SysAdmin duties. One of my favorite tools it clusterit, which is a suite of programs that allows you to run commands across one or more machines in parallel. To begin using the awesomeness that is clusterit, you will first need to download and install the software. This is [...]
I periodically use the stock Solaris FTP server on some of my servers, especially when I need to move tons of data around. Enabling the ftp service in Solaris is a snap: $ svcadm enable network/ftp The default ftp configuration leaves a lot to be desired, especially when you consider that nothing is logged. To [...]
I periodically need to look for a given string in one or more compressed log files. Taking the time (and resources) to decompress each file on the file system takes time, especially when I don’t plan to leave the file uncompressed. When these situations arise, I turn to my good friends gzcat and zgrep. The [...]
I just saw that the opensolaris net-snmp software was updated to version 5.4.1: Author: Vijay HN Repository: /hg/onnv/onnv-gate Latest revision: 739325d040fb9f332a2ae9e196de38e06f1ec81b Total changesets: 1 Log message: LSARC 2008/355 System Management Agent (SMA1.0) migration to Net-SNMP 5.4.1 6848323 ON package changes required for SMA to net-snmp migration This is a welcome addition, and will provide admins [...]
