Re: [Valgrind-users] Problem without valgrind, but with valgrind all seems to be ok

[Joerg B. <jo...@we...>]

Christian Ehrlicher (gmx) wrote:
> Hi
> 
> I've a C - programm which accesses the sg-driver. This program works ok 
> when I test it with valgrind. When I run it without valgrind, I've the 
> problem that there is a mysterious errror (SCSI-timeout) when I want to 
> read ~1MB from a scsi-device (sometimes later sometimes earlier). So I 
> wanted to know if maybe valgrind did something which avoids this 
> error... maybe some aligning or so.

valgrind for sure changes the timing of a running program - usualy
it slows the program a bit down. Could this have the effect you see?


     Joerg