en Copyright 2015 Java http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#415a606e pmc: diable position-independent builds, they fail to link on amd64PR: 245189Reported by: Gordon BerglingSponsored by: DARPA List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 03 Apr 2020 16:10:42 +0000 Brooks Davis <brooks@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#ee55186d pmc: Add include path for libpmcstat as it is an internallibReviewed by: baptDifferential Revision: https://reviews.freebsd.org/D24173 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Wed, 25 Mar 2020 01:32:16 +0000 Emmanuel Vadot <manu@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#e8067928 Standardize `-std=c++* as `CXXSTD`CXXSTD was added as the C++ analogue to CSTD.CXXSTD defaults to `-std=c++11` with supporting compilers; `-std=gnu++98`,otherwise for older versions of g++.This change standardizes the CXXSTD variable, originally added togoogletest.test.inc.mk as part of r345203.As part of this effort, convert all `CXXFLAGS+= -std=*` calls to use `CXXSTD`.Notes:This value is not sanity checked in bsd.sys.mk, however, given the twomost used C++ compilers on FreeBSD (clang++ and g++) support both modes, it islikely to work with both toolchains. This method will be refined in the futureto support more variants of C++, as not all versions of clang++ and g++ (forinstance) support C++14, C++17, etc.Any manual appending of `-std=*` to `CXXFLAGS` should be replaced with CXXSTD.Example:Before this commit:```CXXFLAGS+= -std=c++14```After this commit:```CXXSTD= c++14```Reviewed by: asomersApproved by: emaste (mentor)MFC after: 1 monthMFC with: r345203, r345704, r345705Relnotes: yesTested with: make tinderboxDifferential Revision: https://reviews.freebsd.org/D19732 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 29 Mar 2019 18:45:27 +0000 Enji Cooper <ngie@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#bdbf3440 Revert r345706: the third time will be the charmWhen a review is closed via Phabricator it updates the patch attached to thereview. I downloaded the raw patch from Phabricator, applied it, and repeatedmy mistake from r345704 by accident mixing content from D19732 and D19738.For my own personal sanity, I will try not to mix reviews like this in thefuture.MFC after: 1 monthMFC with: r345706Approved by: emaste (mentor, implicit) List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 29 Mar 2019 18:43:46 +0000 Enji Cooper <ngie@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#760b1a81 Standardize `-std=c++* as `CXXSTD`CXXSTD was added as the C++ analogue to CSTD.CXXSTD defaults to `-std=c++11` with supporting compilers; `-std=gnu++98`,otherwise for older versions of g++.This change standardizes the CXXSTD variable, originally added togoogletest.test.inc.mk as part of r345203.As part of this effort, convert all `CXXFLAGS+= -std=*` calls to use `CXXSTD`.Notes:This value is not sanity checked in bsd.sys.mk, however, given the twomost used C++ compilers on FreeBSD (clang++ and g++) support both modes, it islikely to work with both toolchains. This method will be refined in the futureto support more variants of C++, as not all versions of clang++ and g++ (forinstance) support C++14, C++17, etc.Any manual appending of `-std=*` to `CXXFLAGS` should be replaced with CXXSTD.Example:Before this commit:```CXXFLAGS+= -std=c++14```After this commit:```CXXSTD= c++14```Reviewed by: asomersApproved by: emaste (mentor)MFC after: 1 monthMFC with: r345203, r345704, r345705Relnotes: yesTested with: make tinderboxDifferential Revision: https://reviews.freebsd.org/D19732 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 29 Mar 2019 18:31:48 +0000 Enji Cooper <ngie@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#752cabaa Revert r345704I accidentally committed code from two reviews. I will reintroduce the code tobsd.progs.mk as part of a separate commit from r345704.Approved by: emaste (mentor, implicit)MFC after: 2 monthsMFC with: r345704 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 29 Mar 2019 18:16:33 +0000 Enji Cooper <ngie@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#9a41926b CXXSTD is the C++ analogue to CSTD.CXXSTD defaults to `-std=c++11` with supporting compilers; `-std=gnu++98`,otherwise for older versions of g++.This change standardizes the CXXSTD variable, originally added togoogletest.test.inc.mk as part of r345203.As part of this effort, convert all `CXXFLAGS+= -std=*` calls to use `CXXSTD`.Notes:This value is not sanity checked in bsd.sys.mk, however, given the twomost used C++ compilers on FreeBSD (clang++ and g++) support both modes, it islikely to work with both toolchains. This method will be refined in the futureto support more variants of C++, as not all versions of clang++ and g++ (forinstance) support C++14, C++17, etc.Any manual appending of `-std=*` to `CXXFLAGS` should be replaced with CXXSTD.Example:Before this commit:```CXXFLAGS+= -std=c++14```After this commit:```CXXSTD= c++14```Reviewed by: asomersApproved by: emaste (mentor)MFC after: 1 monthRelnotes: yesDifferential Revision: https://reviews.freebsd.org/D19732 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 29 Mar 2019 18:13:44 +0000 Enji Cooper <ngie@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#e8e87feb Fix build with GCC 8.1.GCC 8.1 failed to build LLVM's libc++ when -Wshadow is set,so lower down WARNS flag to 3.This is similar to dtc(1) which uses libc++ and sets WARNS to 3.Approved by: re (gjb)Sponsored by: DARPA, AFRL List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Mon, 01 Oct 2018 16:16:05 +0000 Ruslan Bukin <br@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#2ef5e364 pmc gcc fixupsFix the build of lib/libpmc and usr.sbin/pmc for gcc on amd64.Reviewed by: mmacySponsored by: Dell EMC IsilonDifferential Revision: https://reviews.freebsd.org/D15723 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Mon, 11 Jun 2018 16:09:54 +0000 Ryan Libby <rlibby@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#f992dd4b pmc: convert native to jsonl and track TSC value of samples- add '-j' options to filter to enable converting native pmc log format to json lines format to enable the use of scripts and external tooling% pmc filter -j pmc.log pmc.jsonl- Record the tsc value in sampling interrupts as opposed to recording nanotime when the sample is copied to a global log in hardclock - potentially many milliseconds later.- At initialize record the tsc_freq and the time of day to give us an offset for translating the tsc values in callchain records List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Thu, 07 Jun 2018 02:03:22 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#b2ca2e50 hwpmc: add summary command and further metadata extensionsmetadata changes:- log pmc sample rate with pmcallocate- log proc flags with thread / process logging to identify user vs kernel threadsfixes:- use log cpuid to translate event id to event nameImplement rudimentary summary command to track samplecounts by thread and process name within a pmc log.% make -j4 buildkernel >& /dev/null &% sudo pmcstat -S unhalted_core_cycles -S llc-misses -O foo sleep 15% pmc summary foocpu_clk_unhalted.thread_p_any: idle: 138108207162 clang-6.0: 105336158004 sh: 72340108510 make: 8642012963 kernel: 7754011631longest_lat_cache.miss: clang-6.0: 87502625 sh: 40901227 make: 5500165 kernel: 3300099 awk: 2000060% pmc summary -f ~/fooidx: 278 name: cpu_clk_unhalted.thread_p_any rate: 2000003idle: 69054clang-6.0: 52668sh: 36170make: 4321kernel: 3877hwpmc: proc(7445): 3319awk: 1289xargs: 357rand_harvestq: 181mtree: 102intr: 53zfskern: 31usb: 7pagedaemon: 4ntpd: 3syslogd: 1acpi_thermal: 1logger: 1syncer: 1snmptrapd: 1sleep: 1idx: 17 name: longest_lat_cache.miss rate: 100003clang-6.0: 875sh: 409make: 55kernel: 33awk: 20hwpmc: proc(7445): 14xargs: 9idle: 8intr: 3zfskern: 2 List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Wed, 06 Jun 2018 02:48:09 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#ebfaf69c hwpmc: log name->pid, name->tid mappingsBy logging all threads and processes 'pmc filter'can now filter on process or thread name, relievingthe user of the burden of determining which tid orpid was which when the sample was taken.% pmc filter -T if_io_tqg -P nginx pmc.log pmc-iflib.log% pmc filter -x -T idle pmc.log pmc-noidle.log List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Tue, 05 Jun 2018 04:26:40 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#bfb46e2b pmc: add filter commandpmc filter allows the user to select event types, threads, and processes froma sample.% pmcstat -S unhalted_core_cycles -S llc-misses -S -S resource_stalls.any -O pmc.log% pmc filter -e llc-misses pmc.log pmc-llc-misses.log% pmc filter -e unhalted_core_cycles -t 100339 pmc.log pmc-core-cycles.logetc...% pmcstat -R pmc-core-cycles.log -G pmc-core-cycles.stacks List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Mon, 04 Jun 2018 04:59:48 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#c8d23c13 pmc: add list-events command List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Fri, 01 Jun 2018 00:45:59 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#2708737d pmc stat: fix format strings for 32-bit List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Wed, 30 May 2018 22:03:02 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#82c78f80 pmc: don't break build with format issues List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Wed, 30 May 2018 00:06:17 +0000 Matt Macy <mmacy@FreeBSD.org> http://172.16.0.5:8080/history/freebsd-13.1/usr.sbin/pmc/Makefile#3554f22e pmc: Add new sub-command structured "pmc" utilityThis will manage pmc functionality with a moremanageable structure of subcommands rather than thegradually accreted spaghetti logic of overlapping flagsthat exists in pmcstat.This is intended to ultimately have all the same functionalityas pmcannotate+pmccontrol+pmcstat. Currently it just has"stat" and "system-stat" - counters for the process itself and countersfor the system as a whole respectively (i.e. system-stat includes kernelthreads). Note that the rusage results (page faults/context switches/user/sys) for stat-system will not account for the system as a whole -only for the child process specified on the command line.Implementing stat was suggested by mjg@ and the output is based on thatfrom Linux's "perf stat".% pmc stat -- make -j32 buildkernel -DNO_MODULES -ss > /dev/null 9598393 page faults # 0.674 M/sec 387085 voluntary csw # 0.027 M/sec 106989 involuntary csw # 0.008 M/sec 2763965982317 cycles 2542953049760 instructions # 0.920 inst/cycle 511562750157 branches 12917006881 branch-misses # 2.525% 17944429878 cache-references # 0.007 refs/inst 2205119560 cache-misses # 12.289% 43.74 real # 2019.72% cpu 795.09 user # 1817.72% cpu 88.35 sys # 202.00% cpu% make -j32 buildkernel -DNO_MODULES -ss > /dev/null &% sudo pmc stat-system cat^C 103 page faults # 0.811 M/sec 4 voluntary csw # 0.031 M/sec 0 involuntary csw # 0.000 M/sec 2843639070514 cycles 2606171217438 instructions # 0.916 inst/cycle 522450422783 branches 13092862839 branch-misses # 2.506% 18592101113 cache-references # 0.007 refs/inst 2562878667 cache-misses # 13.785% 44.85 real # 0.00% cpu 0.00 user # 0.00% cpu 0.00 sys # 0.00% cpu List of files: /freebsd-13.1/usr.sbin/pmc/Makefile Tue, 29 May 2018 20:28:34 +0000 Matt Macy <mmacy@FreeBSD.org>