Date: Sun, 27 Mar 2022 09:02:49 -0700 From: Mark Millard <marklmi@yahoo.com> To: Dimitry Andric <dim@FreeBSD.org> Cc: "toolchain@freebsd.org" <toolchain@FreeBSD.org> Subject: Re: [package - 130arm64-default][lang/gcc12-devel] Failed for gcc12-devel-12.0.1.s20220306_2 in build/runaway Message-ID: <17DDA9F6-CFD0-479B-B3B5-51B570893863@yahoo.com> In-Reply-To: <2D081409-B3E7-422D-98C4-AC7394915F72@yahoo.com> References: <202203261416.22QEGtRR065106@ampere3.nyi.freebsd.org> <A4CB59C1-229B-4F61-837D-5B557DFA8339@FreeBSD.org> <21D1C2BF-151E-4252-936C-B5B22C9C8071@yahoo.com> <75A61EB5-70D1-4E1F-89D2-524407854D6F@yahoo.com> <FE5F8CCE-BBC2-4A3F-B95D-22B51C6A9833@yahoo.com> <17CAD266-C7C0-4CD7-B255-3DC07F422EB5@yahoo.com> <2D081409-B3E7-422D-98C4-AC7394915F72@yahoo.com>
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On 2022-Mar-27, at 08:52, Mark Millard <marklmi@yahoo.com> wrote: > On 2022-Mar-26, at 16:15, Mark Millard <marklmi@yahoo.com> wrote: >=20 >> On 2022-Mar-26, at 14:37, Mark Millard <marklmi@yahoo.com> wrote: >>=20 >>> On 2022-Mar-26, at 13:16, Mark Millard <marklmi@yahoo.com> wrote: >>>=20 >>>> On 2022-Mar-26, at 12:35, Mark Millard <marklmi@yahoo.com> wrote: >>>>=20 >>>>> On 2022-Mar-26, at 07:26, Dimitry Andric <dim@FreeBSD.org> wrote: >>>>>=20 >>>>>> On 26 Mar 2022, at 15:16, pkg-fallout@freebsd.org = <pkg-fallout@FreeBSD.org> wrote: >>>>>>>=20 >>>>>>> You are receiving this mail as a port that you maintain >>>>>>> is failing to build on the FreeBSD package build server. >>>>>>> Please investigate the failure and submit a PR to fix >>>>>>> build. >>>>>>>=20 >>>>>>> Maintainer: toolchain@FreeBSD.org >>>>>>> Log URL: = http://ampere3.nyi.freebsd.org/data/130arm64-default/60ab72786154/logs/gcc= 12-devel-12.0.1.s20220306_2.log >>>>>>> Build URL: = http://ampere3.nyi.freebsd.org/build.html?mastername=3D130arm64-default&bu= ild=3D60ab72786154 >>>>>>=20 >>>>>> So there isn't any actual error message in this log, except at = the end: >>>>>>=20 >>>>>> ... >>>>>> =3D>> Cleaning up wrkdir >>>>>> =3D=3D=3D> Cleaning for gcc12-devel-12.0.1.s20220306_2 >>>>>> Killed >>>>>> build of lang/gcc12-devel | gcc12-devel-12.0.1.s20220306_2 ended = at Sat Mar 26 14:16:58 UTC 2022 >>>>>> build time: 12:31:35 >>>>>> !!! build failure encountered !!! >>>>>>=20 >>>>>> It looks like the last command being run before "Killed" is the = cc1plus >>>>>> executable being linked with LTO, so I am assuming the build is = killed >>>>>> due to an out-of-memory condition? >>>>>>=20 >>>>>> But this is only visible to people that have access to the = machine the >>>>>> poudriere instance is running on. Can somebody with access please = check? >>>>>>=20 >>>>>=20 >>>>> I do not have access but I've started a poudriere build >>>>> of my own on a HoneyComb. I've a patched top that monitors >>>>> and reports various Maximum Observed (MaxObs????) figures, >>>>> 64 GiBytes of RAM and slightly over 246 GiBytes of swap. >>>>> So hopefully it will report on about how big the memory use >>>>> gets. But it is allowed to use all 16 cores and there will >>>>> be no competing bulk builds using resources. So not a match >>>>> to the build server context. >>>>>=20 >>>>> Note: It is a ZFS context, so MaxObsWired is normally large >>>>> and shrinks over times where memory needs to be used for >>>>> other things. So the primary memory figures would be: >>>>>=20 >>>>> MaxObsSwapUsed (if any) >>>>> MaxObsActive >>>>> MaxObs(Act+Lndry+SwapUsed) >>>>>=20 >>>>>=20 >>>>> Side Note: >>>>>=20 >>>>> = http://ampere3.nyi.freebsd.org/build.html?mastername=3D130arm64-default&bu= ild=3D60ab72786154 >>>>>=20 >>>>> reports a Time of 11:48:41 but the log reports "build time: = 12:31:35". >>>>> My guess is that processing the log file for extracting the type = of >>>>> error makes some (much?) of the difference. (Type being = runaway_process >>>>> in this case.) >>>>>=20 >>>>>=20 >>>>=20 >>>> I did just observe a cc1plus take somewhat over 30min >>>> of CPU time before completing and the lto1 related activity >>>> starting. It was under 5 GiBytes MaxObs(Act+Lndry+SwapUsed) >>>> [No swap use observed] before the lto1 related activity >>>> started. >>>>=20 >>>> For the lto1 related activity MaxObs(Act+Lndry+SwapUsed) >>>> has, so far, gotten up to around 12 GiBytes, still >>>> no swap use observed: >>>>=20 >>>> 12079Mi MaxObsActive >>>> 12278Mi MaxObs(Act+Lndry+SwapUsed) >>>>=20 >>>> I'll note that: >>>>=20 >>>> last pid: . . .; load averages: . . . MaxObs: 28.02, 16.88, = 15.82 >>>> . . . threads: . . . running, . . . sleeping, 77 MaxObsRunning >>>>=20 >>>> So, on the timescale of the first load average, it does >>>> not always stay limited to the hardware threads available. >>>>=20 >>>> No process with sustained CPU activity sticks around across >>>> the lto1 activity. So I'll not be able to observe much about >>>> cpu time. >>>>=20 >>>> The elasped time doing lto1 activity has been going for a >>>> while but I'm unlikely to be able to observe its end happen. >>>> So I'll likely not have a good clue about that. >>>>=20 >>>=20 >>> Looks it spent about 1.5 or so hours on the particular block of >>> lto1 related activity. For reference, somewhat after that: >>>=20 >>> last pid: . . .; load averages: . . . MaxObs: 28.02, 17.04, = 16.87 >>>=20 >>> The 16 core are Cortex-A72's. >>>=20 >>> The following did not change (so far): >>>=20 >>> 12079Mi MaxObsActive >>> 12278Mi MaxObs(Act+Lndry+SwapUsed) >>>=20 >>> Still no observed swap use reported.=20 >>>=20 >>>=20 >>> The build is continuing. The build phase has been a little >>> over 2.5 hr so far. >>>=20 >>=20 >> I'll note that: >>=20 >> = http://ampere1.nyi.freebsd.org/build.html?mastername=3D130arm64-default&bu= ild=3Dd09582c49c48 >>=20 >> reports for lang/gcc12-devel a build time of 21:53:01 . >>=20 >> (So lang/gcc12-devel has built after LTO was enabled.) >>=20 >>=20 >> Back to my lang/gcc12-devel build . . . >>=20 >> The earlier large block of lto1 activity was from 7 = .usr/.local/bin/ld 's >> going in parallel. (I had a ps -auxd output in a file to look at.) = Another >> block of 7 is going and taking significant time. (Seen via top.) >>=20 >> [Waiting for it to get past that block of lto1 related activity. . . = .] >>=20 >> Hmm. I was not there to observe the end of the lto1 activity and what >> immediately followed. It is now in package: >>=20 >> [00:26:46] [01] [00:00:00] Building lang/gcc12-devel | = gcc12-devel-12.0.1.s20220306_1 >> . . . >> load: 1.36 cmd: sh 10124 [nanslp] 15151.01r 21.72u 70.93s 0% 4096k >> mi_switch+0x104 sleepq_catch_signals+0x41c sleepq_timedwait_sig+0x14 = _sleep+0x1c0 kern_clock_nanosleep+0x1ac sys_nanosleep+0x3c = do_el0_sync+0x5cc handle_el0_sync+0x40=20 >> [13_0R-CA72-default] [2022-03-26_11h31m18s] [parallel_build:] Queued: = 19 Built: 18 Failed: 0 Skipped: 0 Ignored: 0 Fetched: 0 Tobuild: 1 = Time: 04:12:31 >> ID TOTAL ORIGIN PKGNAME = PHASE PHASE TMPFS CPU% MEM% >> [01] 03:45:51 lang/gcc12-devel | gcc12-devel-12.0.1.s20220306_1 = package 00:08:12 32.00 KiB 100% 0.2% >> [04:12:37] Logs: = /usr/local/poudriere/data/logs/bulk/13_0R-CA72-default/2022-03-26_11h31m18= s >>=20 >> So somewhat over 3 hrs to reach the package stage. >>=20 >> The following have not changed since the prior reported figures: >>=20 >> last pid: . . .; load averages: . . . MaxObs: 28.02, 17.04, = 16.87 >> . . . threads: . . . running, . . . sleeping, 77 MaxObsRunning >> and: >> 12079Mi MaxObsActive >> 12278Mi MaxObs(Act+Lndry+SwapUsed) >> (No report of observed swap usage.) >>=20 >> [Waiting for the "Finished" message from poudriere. . . .] >>=20 >> [04:33:13] [01] [04:06:27] Finished lang/gcc12-devel | = gcc12-devel-12.0.1.s20220306_1: Success >>=20 >=20 > Just for reference: I tested the build time for reverting the > code in my context: >=20 > # git -C /usr/ports/ diff lang/gcc12-devel/Makefile > diff --git a/lang/gcc12-devel/Makefile b/lang/gcc12-devel/Makefile > index 644abf2cbb86..fab28c952f80 100644 > --- a/lang/gcc12-devel/Makefile > +++ b/lang/gcc12-devel/Makefile > @@ -83,7 +83,7 @@ CONFIGURE_OUTSOURCE=3D yes > .if empty(PORT_OPTIONS:MBOOTSTRAP) > CONFIGURE_ARGS+=3D--disable-bootstrap > .else > -CONFIGURE_ARGS+=3D--with-build-config=3Dbootstrap-lto-noplugin > +CONFIGURE_ARGS+=3D--with-build-config=3Dbootstrap-debug > ALL_TARGET=3D bootstrap-lean > .endif > INSTALL_TARGET=3D install-strip >=20 > The result was 01:38:45 for using bootstrap-debug: >=20 > [01:39:00] [01] [01:38:45] Finished lang/gcc12-devel | = gcc12-devel-12.0.1.s20220306_1: Success >=20 > instead of the earlier 04:06:27 for using bootstrap-lto-noplugin : >=20 > [04:33:13] [01] [04:06:27] Finished lang/gcc12-devel | = gcc12-devel-12.0.1.s20220306_1: Success >=20 Hmm. I forgot to quote about memory use and such as well: last pid: . . .; load averages: . . . MaxObs: 17.13, 16.52, 13.87 . . . threads: . . . running, . . . sleeping, 22 MaxObsRunning 5307Mi MaxObsActive 5317Mi MaxObs(Act+Lndry+SwapUsed) vs., for example, the 12278Mi MaxObs(Act+Lndry+SwapUsed) when bootstrap-lto-noplugin is used. =3D=3D=3D Mark Millard marklmi at yahoo.com
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