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From: Chris Faylor <cgf AT cygnus DOT com>
Date: Fri, 16 Jun 2000 17:22:51 -0400
To: cygwin AT sourceware DOT cygnus DOT com
Subject: Re: weird hanging problems with cygwin v1.1.2
Message-ID: <20000616172251.C10421@cygnus.com>
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References: <4 DOT 3 DOT 1 DOT 2 DOT 20000616153808 DOT 0202fd58 AT pop DOT ma DOT ultranet DOT com> <NDBBLJCKJNIBKAHNBFDLIEAACGAA DOT jpollock AT curl DOT com>
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In-Reply-To: <NDBBLJCKJNIBKAHNBFDLIEAACGAA.jpollock@curl.com>; from jpollock@curl.com on Fri, Jun 16, 2000 at 04:09:22PM -0400

Do an 'strace -osomefile somecommandthathangs'

and look for references to network drives, i.e. try to find // or \\.

cgf

On Fri, Jun 16, 2000 at 04:09:22PM -0400, John Pollock wrote:
>%HOME% is set to M:\, which is a pointer to my home directory that lives on
>a Linux box running Samba.  When i first run bash, it sources my .bashrc
>file in M:\, but after that point, i don't know why it would have any
>further reliance on that particular network drive.  I could see an instance
>where if it does continually try to access M: and Samba tries to contact the
>PDC of the CURLDEV domain to do continual authentication, that might cause a
>hang.  The thing is, though, that a) i don't know why something like ls.exe
>would need access to %HOME% after bash starts up (and especially just
>running ls from DOS, not even from bash!), and b) i haven't experienced any
>delays on my NT box with any non-cygwin app (even Outlook, which relies on
>my m:\ drive for my .pst file) due to the domain being down. That's what's
>strange about it.  Again, i may just be missing some critical bit of
>knowledge about cygwin, and i'll be happy to be enlightened.  :)
>
>John
>
>-----Original Message-----
>From: Larry Hall (RFK Partners, Inc) [mailto:lhall AT rfk DOT com]
>Sent: Friday, June 16, 2000 4:04 PM
>To: John Pollock
>Cc: cygwin AT sourceware DOT cygnus DOT com
>Subject: RE: weird hanging problems with cygwin v1.1.2
>
>
>At 03:34 PM 6/16/2000, John Pollock wrote:
>>no, 'cause i had turned off Norton AntiVirus prior to my 2nd round of
>>experimentation.  There are, however, a few interesting things which i've
>>plucked out using filemon.exe:
>>
>>
>>3:08:28 PM      LSASS.EXE       IRP_MJ_CREATE   \NTCURLDEV\PIPE\lsarpc
>SUCCESS
>>Attributes: Any Options: Open
>>3:08:28 PM      LSASS.EXE       IRP_MJ_SET_INFORMATION
>\NTCURLDEV\PIPE\lsarpc  SUCCESS
>>FilePipeInformation
>>3:08:28 PM      LSASS.EXE       FSCTL_PIPE_TRANSCEIVE
>\NTCURLDEV\PIPE\lsarpc  SUCCESS
>>WriteLen: 72 ReadLen: 1024
>>3:08:28 PM      LSASS.EXE       FSCTL_PIPE_TRANSCEIVE
>\NTCURLDEV\PIPE\lsarpc  SUCCESS
>>WriteLen: 92 ReadLen: 1024
>>
>>
>>"NTCURLDEV" is the name of the NT domain to which my machine belongs.  It's
>>been down for days, which isn't a problem because i log in as a local user
>>to my NT box.  However, filemon shows that each time i run a cygwin tool
>>like ls, cygwin is doing something network-related, even when i'm doing an
>>ls of a local disk (C:).  Same with rm.  I just got the domain back up
>again
>>and the delays appear to have disappeared.  This is disturbing, tho; why
>are
>>these commands network-dependent at all?  This wasn't the case with the
>>previous version of cygwin i was using (b20)
>>
>>There's also mention in the filemon log about scans of c:\etc\passwd (there
>>for sshd purposes) and i'm not sure why that's getting looked at either.
>>
>>John
>
>
>
>How about your HOME environment variable?  What's it set to?
>
>
>
>Larry Hall                              lhall AT rfk DOT com
>RFK Partners, Inc.                      http://www.rfk.com
>118 Washington Street                   (508) 893-9779 - RFK Office
>Holliston, MA 01746                     (508) 893-9889 - FAX
>
>
>
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-- 
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