[M3devel] CM3 release build regression tests not terminating

Tony Hosking hosking at cs.purdue.edu
Wed Apr 29 20:00:09 CEST 2009 

I'd say about 2 weeks.

On 29 Apr 2009, at 11:57, jay.krell at cornell.edu wrote:

> Was it broken for two weeks, or shorter?
>
> - Jay (phone)
>
> On Apr 28, 2009, at 2:51 PM, Tony Hosking <hosking at cs.purdue.edu>  
> wrote:
>
>> Whatever changed in the last 24 hours has my tinderbox runs  
>> completing now.
>>
>> On 28 Apr 2009, at 22:13, Jay wrote:
>>
>>>
>>> Tony can you clarify? Things stopped working two weeks ago?
>>> Or things were working until more recently?
>>>
>>>
>>>
>>> It seems like the select call never returns.
>>> Whatever is going on, it troubles debugging tools.
>>> gdb won't follow the children..which is probably ok, they aren't  
>>> the problem.
>>> truss can't be control-c'ed, but can be killed.
>>> "info locals" in gdb often hangs and I have to pkill gdb.
>>> Not that info locals ever works well, but it usually doesn't hang  
>>> gdb.
>>> I started putting in RTIO calls.
>>> WaitForAll's finishes one Wait call but then hangs on the next.
>>>
>>>
>>> I think we should not run cminstall against 5.4 runtime.
>>> Enable user threads as some related scenario..
>>>
>>>
>>> - Jay
>>>
>>>
>>> ________________________________
>>>> CC: m3devel at elegosoft.com; manderson at elegosoft.com
>>>> From: hosking at cs.purdue.edu
>>>> To: jay.krell at cornell.edu
>>>> Subject: Re: [M3devel] CM3 release build regression tests not  
>>>> terminating
>>>> Date: Tue, 28 Apr 2009 21:49:32 +1000
>>>>
>>>> Sounds about right.
>>>>
>>>> Antony Hosking | Associate Professor | Computer Science | Purdue  
>>>> University
>>>> 305 N. University Street | West Lafayette | IN 47907 | USA
>>>> Office +1 765 494 6001 | Mobile +1 765 427 5484
>>>>
>>>>
>>>>
>>>> On 28 Apr 2009, at 21:17, Jay wrote:
>>>>
>>>>
>>>> The changes went in two weeks ago 4/14, were they definitely  
>>>> working?
>>>> I can try it again, hopefully without the full tinderbox stuff.
>>>>
>>>> - Jay
>>>>
>>>>
>>>> ----------------------------------------
>>>> From: hosking at cs.purdue.edu
>>>> To: jay.krell at cornell.edu
>>>> Date: Tue, 28 Apr 2009 21:11:42 +1000
>>>> CC: m3devel at elegosoft.com; manderson at elegosoft.com
>>>> Subject: Re: [M3devel] CM3 release build regression tests not  
>>>> terminating
>>>>
>>>> What could possibly have changed here. It used to work fine on
>>>> multiple platforms.
>>>>
>>>> On 28 Apr 2009, at 20:14, Jay wrote:
>>>>
>>>>
>>>> It creates a file named "df-k" and hangs here:
>>>>
>>>> (gdb) where
>>>> #0 0x080f417f in select ()
>>>> #1 0x080e0567 in m3_select (nfds=0, readfds=0x28127128,
>>>> writefds=0x28127138,
>>>> exceptfds=0x28127148, timeout=0xbfbfe6d8) at ../src/runtime/
>>>> FreeBSD4/select.c:13
>>>> #2 0x080c840e in ThreadPosix__CallSelect (M3_Cwb5VA_nfd=0,
>>>> M3_CEtG8K_timeout=0xbfbfe6d8)
>>>> at ThreadPosix.m3:714
>>>> #3 0x080c993b in ThreadPosix__InternalYield () at  
>>>> ThreadPosix.m3:985
>>>> #4 0x080c755f in ThreadPosix__XPause (M3_DZQH1o_until=0xbfbfe770,
>>>> M3_AicXUJ_alertable=0 '\0')
>>>> at ThreadPosix.m3:555
>>>> #5 0x080c746b in Thread__Pause (M3_CtKayy_n=0.10000000000000001) at
>>>> ThreadPosix.m3:539
>>>> #6 0x0808c8d4 in Process__Wait (M3_AUwVTW_p=0x2813ae94) at
>>>> ProcessPosix.m3:294
>>>> #7 0x08080b31 in System__ExecuteList__WaitForAll.1 () at
>>>> System.m3:527
>>>> #8 0x08082013 in System__ExecuteList (M3_Bd56fi_cmd=0x2813a564,
>>>> M3_EkfbeH_env=0x0,
>>>> M3_DLmMvC_msgif=0x0, M3_Bd56fi_wd=0x0) at System.m3:737
>>>> #9 0x0804bc1e in OS__GetDiskSpace (M3_Bd56fi_dir=0x28136f14) at
>>>> OSPOSIX.m3:19
>>>> #10 0x0804c31c in Main__DoIt () at Main.m3:122
>>>> #11 0x0805107c in Main_M3 (M3_AcxOUs_mode=1) at Main.m3:1078
>>>> #12 0x080bb77e in RTLinker__RunMainBody (M3_DjPxE3_m=0x81270a0) at
>>>> RTLinker.m3:395
>>>> #13 0x080bad24 in RTLinker__AddUnitI (M3_DjPxE3_m=0x81270a0) at
>>>> RTLinker.m3:109
>>>> #14 0x080badaa in RTLinker__AddUnit (M3_DjPxE5_b=0x8051031) at
>>>> RTLinker.m3:118
>>>> #15 0x08048220 in main (argc=4, argv=0xbfbfec78, envp=0xbfbfec8c)  
>>>> at
>>>> _m3main.mc:4
>>>>
>>>> Notice it using user threads, so old m3core/libm3.
>>>> df doesn't appear to be any longer running.
>>>> Why it prints about the backend mode, I don't know.
>>>>
>>>> (and yes, I get it -- df -k is directly related to GetDiskSpace..if
>>>> this is how one checks diskspace on Unix...I think we should punt,
>>>> unless posix actually specifies the precise output format of this
>>>> command it is very reliably parsed...)
>>>>
>>>> - Jay
>>>>
>>>>
>>>> ----------------------------------------
>>>> From: jay.krell at cornell.edu
>>>> To: wagner at elegosoft.com
>>>> CC: hosking at cs.purdue.edu; m3devel at elegosoft.com; manderson at elegosoft.com
>>>> Subject: RE: [M3devel] CM3 release build regression tests not
>>>> terminating
>>>> Date: Tue, 28 Apr 2009 09:58:56 +0000
>>>>
>>>>
>>>> Right, now it hangs having printed..I know this looks a bit of
>>>> nonsense..stuff from right around:
>>>>
>>>>
>>>> M3_BACKEND_MODE = "3"
>>>> % -- defines how the frontend, backend, and assembler interact
>>>> % "0" -- don't call m3_backend, M3CG produces object code
>>>> % "1" -- don't call m3_backend, M3CG produces assembly code
>>>> % "2" -- call m3_backend, it produces object code
>>>> % "3" -- call m3_backend, it produces assembly code
>>>>
>>>>
>>>> however, this is noticably pretty close to the last BEGIN_CONFIG.
>>>>
>>>> Maybe the carriage returns confused it. I'll see..
>>>> I did introduce them recently by accident.
>>>> gdb reported some errors and no symbols in the callstack having
>>>> connected to it, on FreeBSD. If need be I can try debugging it on
>>>> another system..
>>>>
>>>>
>>>> (aside, philosophy: all text processing code should treat \n, \r,
>>>> and \r\n in put the same, unless you are writing a terminal driver,
>>>> then \r has a separate meaning useful for implementing spinners..)
>>>>
>>>>
>>>> - Jay
>>>>
>>>>
>>>> ----------------------------------------
>>>> Date: Tue, 28 Apr 2009 11:40:00 +0200
>>>> From: wagner at elegosoft.com
>>>> To: jay.krell at cornell.edu
>>>> CC: hosking at cs.purdue.edu; m3devel at elegosoft.com; manderson at elegosoft.com
>>>> Subject: RE: [M3devel] CM3 release build regression tests not
>>>> terminating
>>>>
>>>> Quoting Jay :
>>>>
>>>>
>>>> Well, on FreeBSD 7.0, I get as far as:
>>>>
>>>> ew source -> compiling EnvUtils.i3
>>>> libexec/ld-elf.so.1: Shared object "libc.so.6" not found,
>>>> required by "cm3cg"
>>>> ew source -> compiling EnvUtils.m3
>>>> libexec/ld-elf.so.1: Shared object "libc.so.6" not found,
>>>> required by "cm3cg"
>>>> ew source -> compiling FingerprintFmt.i3
>>>> libexec/ld-elf.so.1: Shared object "libc.so.6" not found,
>>>> required by "cm3cg"
>>>> ew source -> compiling TextUtils.i3
>>>> libexec/ld-elf.so.1: Shared object "libc.so.6" not found,
>>>> required by "cm3cg"
>>>>
>>>> Yeah, I understand, I have libc.so.7.
>>>>
>>>> You need to install the FreeBSD compat packages for backward
>>>> compatibility. Should work fine then (until cminstall hangs?).
>>>>
>>>> Olaf
>>>>
>>>>
>>>> - Jay
>>>>
>>>>
>>>> ----------------------------------------
>>>> From: jay.krell at cornell.edu
>>>> To: hosking at cs.purdue.edu; wagner at elegosoft.com
>>>> Date: Tue, 28 Apr 2009 07:45:14 +0000
>>>> CC: m3devel at elegosoft.com; manderson at elegosoft.com
>>>> Subject: Re: [M3devel] CM3 release build regression tests not
>>>> terminating
>>>>
>>>>
>>>> I've never been able to get the tinderbox stuff to work for me.
>>>> I'll try again.
>>>> Nothing much from me lately -- pthreads movement to C, and then
>>>> back.
>>>>
>>>> Jay, did you change any config files recently?
>>>>
>>>> FreeBSD config file changes on 2009-04-13.
>>>>
>>>> - Jay
>>>>
>>>> ----------------------------------------
>>>> From: hosking at cs.purdue.edu
>>>> To: wagner at elegosoft.com
>>>> Date: Tue, 28 Apr 2009 16:45:29 +1000
>>>> CC: m3devel at elegosoft.com; manderson at elegosoft.com
>>>> Subject: Re: [M3devel] CM3 release build regression tests not
>>>> terminating
>>>>
>>>> Yes, I had noticed this too.
>>>>
>>>> On 28 Apr 2009, at 16:29, Olaf Wagner wrote:
>>>>
>>>> Hi,
>>>>
>>>> does anybody know what's keeping the release-build tests for
>>>> tinderbox
>>>> from terminating? I've got lots of stalled regression process
>>>> trees on
>>>> my system, and the tinderbox display indicates that none of the
>>>> release
>>>> builds seem to succeed. Has anybody changed anything in the
>>>> scripts?
>>>>
>>>> On a closer look, upgrade seems to be stuck in the installer:
>>>>
>>>> % ps -axwww 25310
>>>> PID TT STAT TIME COMMAND
>>>> 25310 ?? S 2:15.61 /home/wagner/work/cm3-inst/luthien/current/
>>>> pkg/cminstall/FreeBSD4/cminstall -c /home/wagner/work/cm3-inst/
>>>> luthien/current -o
>>>>
>>>> Jay, did you change any config files recently?
>>>> Regression tests seemed to have been running again for some
>>>> days,
>>>> and then
>>>> stopped again.
>>>>
>>>> I'll try to investigate further this evening, but must leave
>>>> now for
>>>> other work...
>>>>
>>>> Olaf
>>>> --
>>>> Olaf Wagner -- elego Software Solutions GmbH
>>>> Gustav-Meyer-Allee 25 / Gebäude 12, 13355 Berlin,
>>>> Germany
>>>> phone: +49 30 23 45 86 96 mobile: +49 177 2345 869 fax: +49 30
>>>> 23
>>>> 45 86 95
>>>> http://www.elegosoft.com | Geschäftsführer: Olaf Wagner | Sitz:
>>>> Berlin
>>>> Handelregister: Amtsgericht Charlottenburg HRB 77719 | USt-IdNr:
>>>> DE163214194
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Olaf Wagner -- elego Software Solutions GmbH
>>>> Gustav-Meyer-Allee 25 / Gebäude 12, 13355 Berlin, Germany
>>>> phone: +49 30 23 45 86 96 mobile: +49 177 2345 869 fax: +49 30 23
>>>> 45 86 95
>>>> http://www.elegosoft.com | Geschäftsführer: Olaf Wagner | Sitz:
>>>> Berlin
>>>> Handelregister: Amtsgericht Charlottenburg HRB 77719 | USt-IdNr:
>>>> DE163214194
>>>>
>>>>
>>>>
>>
>>

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