Unix, Linux, DevOps , Cloud computing and BigData Knowledge-Base


‘md5sum’: Print or check MD5 digests

‘md5sum’ computes a 128-bit checksum (or “fingerprint” or “message-digest”) for each specified FILE. Note: The MD5 digest is more reliable than a simple CRC (provided by the ‘cksum’ command) for detecting accidental file corruption, as the  chances of accidentally having two files with identical MD5 are...


Understand Boot Command

Boot arguments may include more than one string. All argument strings are passed to the secondary boot program; they are not interpreted by OpenBoot. If any arguments are specified on the boot command line, then neither the boot-file nor the diag-file nvram variable is used. The...

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