08-16-2016
How to check record delimiter of a file ?
My requirment is for every record of a particular file I've to check for a record delimeter (e.g. "\n") and if any row doesn't have "\n" then report it in error file .
Please suggest me to go through this.
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LEARN ABOUT CENTOS
perf-mem
PERF-MEM(1) perf Manual PERF-MEM(1)
NAME
perf-mem - Profile memory accesses
SYNOPSIS
perf mem [<options>] (record [<command>] | report)
DESCRIPTION
"perf mem -t <TYPE> record" runs a command and gathers memory operation data from it, into perf.data. Perf record options are accepted and
are passed through.
"perf mem -t <TYPE> report" displays the result. It invokes perf report with the right set of options to display a memory access profile.
OPTIONS
<command>...
Any command you can specify in a shell.
-t, --type=
Select the memory operation type: load or store (default: load)
-D, --dump-raw-samples=
Dump the raw decoded samples on the screen in a format that is easy to parse with one sample per line.
-x, --field-separator
Specify the field separator used when dump raw samples (-D option). By default, The separator is the space character.
-C, --cpu-list
Restrict dump of raw samples to those provided via this option. Note that the same option can be passed in record mode. It will be
interpreted the same way as perf record.
SEE ALSO
perf-record(1), perf-report(1)
perf 06/30/2014 PERF-MEM(1)