Re: Probably OT: login stalls
Re: Probably OT: login stalls
- Subject: Re: Probably OT: login stalls
- From: Mikkel Islay <email@hidden>
- Date: Fri, 21 Sep 2012 13:16:58 +0200
Andreas,
I don't know the solution to your issue.
However, you could use the Time Profiler/System Trace in instruments to see if they can throw new light on the causes.
Mikkel
On 21 Sep 2012, at 10:38, Andreas Grosam wrote:
> This is probably unrelated, but who knows - since it just happens after installing Xcode 4.5, and usually, here are the experts ;)
>
> So, any help is appreciated!
>
>
> When attempting to open a Terminal window with a bash shell, the new console window "stalls" for a significant time, say 20 seconds or so until it eventually becomes ready. This will also affect other Terminal windows and also programs trying to read from disk, which stall as well (for example Mail when trying to read from disk).
>
>
> It might have to do something with ASL, and maybe also with the fact that overnight the disk usage shrinked by about 25 GByte (some cron task or Xcode removing old stuff?)
>
>
> Here is a sample gathered with Monitor app:
>
>
> Analysis of sampling login (pid 17737) every 1 millisecond
> Process: login [17737]
> Path: /usr/bin/login
> Load Address: 0x10cbc1000
> Identifier: login
> Version: ??? (???)
> Code Type: X86-64 (Native)
> Parent Process: Terminal [3069]
>
> Date/Time: 2012-09-21 10:21:58.081 +0200
> OS Version: Mac OS X 10.7.4 (11E53)
> Report Version: 7
>
> Call graph:
> 2856 Thread_373688 DispatchQueue_1: com.apple.main-thread (serial)
> 2856 ??? (in login) load address 0x10cbc1000 + 0x1040 [0x10cbc2040]
> 2856 ??? (in login) load address 0x10cbc1000 + 0x15a4 [0x10cbc25a4]
> 2856 getlastlogxbyname (in libsystem_c.dylib) + 242 [0x7fff8fd17646]
> 2856 asl_store_match_timeout (in libsystem_c.dylib) + 169 [0x7fff8fd2bf44]
> 2856 asl_file_open_read (in libsystem_c.dylib) + 203 [0x7fff8fd344b2]
> 2856 fread (in libsystem_c.dylib) + 60 [0x7fff8fd09b34]
> 2856 __fread (in libsystem_c.dylib) + 347 [0x7fff8fd09cb2]
> 2856 __srefill1 (in libsystem_c.dylib) + 30 [0x7fff8fd09166]
> 2856 _sread (in libsystem_c.dylib) + 19 [0x7fff8fd08c25]
> 2856 __read_nocancel (in libsystem_kernel.dylib) + 10 [0x7fff941dad52]
>
> Total number in stack (recursive counted multiple, when >=5):
>
> Sort by top of stack, same collapsed (when >= 5):
> __read_nocancel (in libsystem_kernel.dylib) 2856
>
> Binary Images:
> 0x10cbc1000 - 0x10cbc4fff +login (??? - ???) <C1D58C48-EDDE-31DE-933B-8E3CE0697E74> /usr/bin/login
> 0x7fff6c7c1000 - 0x7fff6c7f5baf dyld (195.6 - ???) <0CD1B35B-A28F-32DA-B72E-452EAD609613> /usr/lib/dyld
> 0x7fff8e9c8000 - 0x7fff8e9c9ff7 libsystem_sandbox.dylib (??? - ???) <96D38E74-F18F-3CCB-A20B-E8E3ADC4E166> /usr/lib/system/libsystem_sandbox.dylib
> 0x7fff8eb4e000 - 0x7fff8eb50fff libquarantine.dylib (36.6.0 - compatibility 1.0.0) <0EBF714B-4B69-3E1F-9A7D-6BBC2AACB310> /usr/lib/system/libquarantine.dylib
> 0x7fff8fa01000 - 0x7fff8fa2efe7 libSystem.B.dylib (159.1.0 - compatibility 1.0.0) <7BEBB139-50BB-3112-947A-F4AA168F991C> /usr/lib/libSystem.B.dylib
> 0x7fff8fb92000 - 0x7fff8fb97fff libpam.2.dylib (3.0.0 - compatibility 3.0.0) <D952F17B-200A-3A23-B9B2-7C1F7AC19189> /usr/lib/libpam.2.dylib
> 0x7fff8fbce000 - 0x7fff8fbd8ff7 liblaunch.dylib (392.38.0 - compatibility 1.0.0) <6ECB7F19-B384-32C1-8652-2463C1CF4815> /usr/lib/system/liblaunch.dylib
> 0x7fff8fcbe000 - 0x7fff8fd9bfef libsystem_c.dylib (763.13.0 - compatibility 1.0.0) <41B43515-2806-3FBC-ACF1-A16F35B7E290> /usr/lib/system/libsystem_c.dylib
> 0x7fff8fe09000 - 0x7fff8fe0ffff libmacho.dylib (800.0.0 - compatibility 1.0.0) <D86F63EC-D2BD-32E0-8955-08B5EAFAD2CC> /usr/lib/system/libmacho.dylib
> 0x7fff905d8000 - 0x7fff905ddff7 libsystem_network.dylib (??? - ???) <5DE7024E-1D2D-34A2-80F4-08326331A75B> /usr/lib/system/libsystem_network.dylib
> 0x7fff905de000 - 0x7fff905e2fff libmathCommon.A.dylib (2026.0.0 - compatibility 1.0.0) <FF83AFF7-42B2-306E-90AF-D539C51A4542> /usr/lib/system/libmathCommon.A.dylib
> 0x7fff93725000 - 0x7fff93729fff libdyld.dylib (195.5.0 - compatibility 1.0.0) <F1903B7A-D3FF-3390-909A-B24E09BAD1A5> /usr/lib/system/libdyld.dylib
> 0x7fff93b8a000 - 0x7fff93b8bfff libunc.dylib (24.0.0 - compatibility 1.0.0) <C67B3B14-866C-314F-87FF-8025BEC2CAAC> /usr/lib/system/libunc.dylib
> 0x7fff941c4000 - 0x7fff941e4fff libsystem_kernel.dylib (1699.26.8 - compatibility 1.0.0) <1DDC0B0F-DB2A-34D6-895D-E5B2B5618946> /usr/lib/system/libsystem_kernel.dylib
> 0x7fff950f4000 - 0x7fff95136ff7 libcommonCrypto.dylib (55010.0.0 - compatibility 1.0.0) <A5B9778E-11C3-3F61-B740-1F2114E967FB> /usr/lib/system/libcommonCrypto.dylib
> 0x7fff95a6a000 - 0x7fff95a78fff libdispatch.dylib (187.9.0 - compatibility 1.0.0) <1D5BE322-A9B9-3BCE-8FAC-076FB07CF54A> /usr/lib/system/libdispatch.dylib
> 0x7fff95aa2000 - 0x7fff95aaafff libsystem_dnssd.dylib (??? - ???) <D9BB1F87-A42B-3CBC-9DC2-FC07FCEF0016> /usr/lib/system/libsystem_dnssd.dylib
> 0x7fff963cd000 - 0x7fff963dfff7 libbsm.0.dylib (??? - ???) <349BB16F-75FA-363F-8D98-7A9C3FA90A0D> /usr/lib/libbsm.0.dylib
> 0x7fff963e0000 - 0x7fff9641bfff libsystem_info.dylib (??? - ???) <35F90252-2AE1-32C5-8D34-782C614D9639> /usr/lib/system/libsystem_info.dylib
> 0x7fff96c5b000 - 0x7fff96c60fff libcompiler_rt.dylib (6.0.0 - compatibility 1.0.0) <98ECD5F6-E85C-32A5-98CD-8911230CB66A> /usr/lib/system/libcompiler_rt.dylib
> 0x7fff995dc000 - 0x7fff995ddff7 libremovefile.dylib (21.1.0 - compatibility 1.0.0) <739E6C83-AA52-3C6C-A680-B37FE2888A04> /usr/lib/system/libremovefile.dylib
> 0x7fff996e6000 - 0x7fff996e7ff7 libsystem_blocks.dylib (53.0.0 - compatibility 1.0.0) <8BCA214A-8992-34B2-A8B9-B74DEACA1869> /usr/lib/system/libsystem_blocks.dylib
> 0x7fff99927000 - 0x7fff9992dff7 libunwind.dylib (30.0.0 - compatibility 1.0.0) <1E9C6C8C-CBE8-3F4B-A5B5-E03E3AB53231> /usr/lib/system/libunwind.dylib
> 0x7fff9a0f2000 - 0x7fff9a10ffff libxpc.dylib (77.19.0 - compatibility 1.0.0) <9F57891B-D7EF-3050-BEDD-21E7C6668248> /usr/lib/system/libxpc.dylib
> 0x7fff9a638000 - 0x7fff9a638fff libkeymgr.dylib (23.0.0 - compatibility 1.0.0) <61EFED6A-A407-301E-B454-CD18314F0075> /usr/lib/system/libkeymgr.dylib
> 0x7fff9adcb000 - 0x7fff9adccfff libdnsinfo.dylib (395.11.0 - compatibility 1.0.0) <853BAAA5-270F-3FDC-B025-D448DB72E1C3> /usr/lib/system/libdnsinfo.dylib
> 0x7fff9add3000 - 0x7fff9addcff7 libsystem_notify.dylib (80.1.0 - compatibility 1.0.0) <A4D651E3-D1C6-3934-AD49-7A104FD14596> /usr/lib/system/libsystem_notify.dylib
> 0x7fff9addd000 - 0x7fff9ade4fff libcopyfile.dylib (85.1.0 - compatibility 1.0.0) <172B1985-F24A-34E9-8D8B-A2403C9A0399> /usr/lib/system/libcopyfile.dylib
> 0x7fff9ae12000 - 0x7fff9ae17fff libcache.dylib (47.0.0 - compatibility 1.0.0) <B7757E2E-5A7D-362E-AB71-785FE79E1527> /usr/lib/system/libcache.dylib
>
>
>
>
> Thanks for help!
>
> Andreas
>
>
>
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