perl5004delta – what’s new for perl5.004 DescriptionThis document describes differences between the 5.003 release (as documented in Programming Perl, second edition—the Camel Book) and this one. Supported EnvironmentsPerl5.004 builds out of the box on Unix, Plan 9, LynxOS, VMS, OS/2, QNX, AmigaOS, and Windows NT. Perl runs on Windows 95 as well, but it cannot…
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <https://www.perl.org/>….
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <https://www.perl.org/>….
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <http://www.perl.org/>….
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <http://www.perl.org/>….
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <http://www.perl.org/>….
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <http://www.perl.org/>….
perl.req – list requirements for Perl scripts and libraries Synopsisperl.req [-h|–help] [-v|–verbose] [-m|–method=strict|normal|relaxed] [FILE…] Descriptionperl.req calculates prerequisites for each Perl source file specified on a command line; alternatively, a list of files is obtained from standard input, one file per line. "use", "require" and "do" statements are processed. The output of perl.req is suitable for…
perl.prov – list what Perl source files provide Synopsisperl.prov [-v|–verbose] [FILE…] DescriptionThis script calculates conventional name for each Perl source file specified on a command line, based on its location relative to standard Perl library paths; alternatively, a list of files is obtained from standard input, one file per line. *.pm, *.pl, and *.ph files…
perl – The Perl 5 language interpreter Synopsisperl [ -sTtuUWX ] [ -hv ] [ -V[:configvar] ] [ -cw ] [ -d[t][:debugger] ] [ -D[number/list] ] [ -pna ] [ -Fpattern ] [ -l[octal] ] [ -0[octal/hexadecimal] ] [ -Idir ] [ -m[–]module ] [ -M[–]‘module…’ ] [ -f ] [ -C [number/list] ] [ -S ] [ -x[dir] ] [ -i[extension] ] [ [-e|-E] ‘command’ ] [ — ] [ programfile ] [ argument ]… For more information on these options, you can run "perldoc perlrun". Getting HelpThe perldoc program gives you access to all the documentation that comes with Perl. You can get more documentation, tutorials and community support online at <http://www.perl.org/>….
perfalloc – notify pmdaperfevent(1) to disable hardware counter allocation. Synopsis$PCP_PMDAS_DIR/perfevent/perfalloc [-D] [-d] [-f lockfile] [-h] [-v] [COMMAND] Descriptionperfalloc is a command that notifies the pmdaperfevent(1) to disable hardware counter event collection. This allow unprivileged processes to use the hardware counters. If the reservation request fails, then perfalloc exits immediately with exit code EXIT_FAILURE. If successful,…
perf – Performance analysis tools for Linux Synopsisperf [–version] [–help] [OPTIONS] COMMAND [ARGS]Options–debug Setup debug variable (just verbose for now) in value range (0, 10). Use like: –debug verbose # sets verbose = 1 –debug verbose=2 # sets verbose = 2DescriptionPerformance counters for Linux are a new kernel-based subsystem that provide a framework for all…
perf-trace – strace inspired tool Synopsisperf trace perf trace recordDescriptionThis command will show the events associated with the target, initially syscalls, but other system events like pagefaults, task lifetime events, scheduling events, etc. This is a live mode tool in addition to working with perf.data files like the other perf tools. Files can be generated…
perf-top – System profiling tool. Synopsisperf top [-e <EVENT> | –event=EVENT] [<options>]DescriptionThis command generates and displays a performance counter profile in real time. Options-a, –all-cpus System-wide collection. (default) -c <count>, –count=<count> Event period to sample. -C <cpu-list>, –cpu=<cpu> Monitor only on the list of CPUs provided. Multiple CPUs can be provided as a comma-separated list…
perf-timechart – Tool to visualize total system behavior during a workload SynopsisDescriptionThere are two variants of perf timechart: ‘perf timechart record <command>’ to record the system level events of an arbitrary workload. By default timechart records only scheduler and CPU events (task switches, running times, CPU power states, etc), but it’s possible to record IO…
perf-test – Runs sanity tests. Synopsisperf test [<options>] [{list <test-name-fragment>|[<test-name-fragments>|<test-numbers>]}]DescriptionThis command does assorted sanity tests, initially through linked routines but also will look for a directory with more tests in the form of scripts. To get a list of available tests use perf test list, specifying a test name fragment will show all tests that…
perf-stat – Run a command and gather performance counter statistics Synopsisperf stat [-e <EVENT> | –event=EVENT] [-a] <command> perf stat [-e <EVENT> | –event=EVENT] [-a] — <command> [<options>]DescriptionThis command runs a command and gathers performance counter statistics from it. Options<command>… Any command you can specify in a shell. -e, –event= Select the PMU event. Selection…
perf-script – Read perf.data (created by perf record) and display trace output Synopsisperf script [<options>] perf script [<options>] record <script> [<record-options>] <command> perf script [<options>] report <script> [script-args] perf script [<options>] <script> <required-script-args> [<record-options>] <command> perf script [<options>] <top-script> [script-args]DescriptionThis command reads the input file and displays the trace recorded. There are several variants of…
perf-script-python – Process trace data with a Python script Synopsisperf script [-s [Python]:script[.py] ]DescriptionThis perf script option is used to process perf script data using perf’s built-in Python interpreter. It reads and processes the input file and displays the results of the trace analysis implemented in the given Python script, if any. A Quick ExampleThis…
perf-script-perl – Process trace data with a Perl script Synopsisperf script [-s [Perl]:script[.pl] ]DescriptionThis perf script option is used to process perf script data using perf’s built-in Perl interpreter. It reads and processes the input file and displays the results of the trace analysis implemented in the given Perl script, if any. Starter ScriptsYou can…