This is the mail archive of the cygwin mailing list for the Cygwin project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: strace red herring ?

On Jul  6 17:40, Marco Atzeri wrote:
> strace extract from a simple session
>   strace -o mc.strace /usr/bin/mc.exe
> some of the "child_copy: dll bss" report huge time steps,
> but I am almost sure the program was not waiting 15 seconds
> 18 526 [main] bash 5824 pinfo::thisproc: myself dwProcessId 5824
> 47 573 [main] bash 5824 child_copy: dll data - hp 0x238 low 0x180202000,
> high 0x18020E320, res 1
> 15707110 15707683 [main] bash 5824 child_copy: dll bss - hp 0x238 low
> 0x1802D6000, high 0x18031FB30, res 1
> 224 15707907 [main] bash 5824 child_copy: user heap - hp 0x238 low
> 0x600000000, high 0x600080000, res 1
> 24 15707931 [main] bash 5824 child_copy: done
> Could be the counter wrong ?

Yes.  It seems this is the value copied from the parent :)

A fix requires to move `static hires_ns now' out of the
strace::microseconds method and to save/restore it in child_copy.

I'll look into it the next couple of days if nobody beats me to it.


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

Attachment: signature.asc
Description: PGP signature

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]