*Thanks very much for your reply, Beyers, so* *1. for debug, which program your wanna debug actually with Click??In kernel we also had kdb which is available. for 3&4, can you explain them in a little more detail with Click, like you mentioned file system, socket and other userland tools. I'll appreciate it Beyers.* * * *Best Regards* *neyshule*
2011/8/12 <[email protected]> > To name a few reasons I like userspace click: > 1) much easier to debug, tools like gdb etc available > 2) If something goes wrong at worst the process crashes and not the whole > system. > 3) Have access to more ram than kernel module, depending on what you need > might be a deal breaker for kernel module. > 4) Have access to the filesystem, sockets and other userland tools > 5) Can run multiple instances of click on single server. > 6) Using cards like endace dag etc get great performance > > Sure there are more reasons > > Beyers > > Sent from my BlackBerry® wireless device > > -----Original Message----- > From: shule ney <[email protected]> > Sender: [email protected] > Date: Fri, 12 Aug 2011 03:01:48 > To: <[email protected]> > Subject: [Click] Is user-space Click more flexible and programmable than > kernel-space Click??? > > Hi all: > I have a question about the user and kernel space Click, no doubt kernel > Click performs much better cuz it resides in kernel and take place of the > original Linux network stack, so what's the meaning of user Click?? Is it > more flexible and programmable or is there some other advantage that user > Click have??? Thanks very much to reply. > > Best Regards > _______________________________________________ > click mailing list > [email protected] > https://amsterdam.lcs.mit.edu/mailman/listinfo/click > _______________________________________________ click mailing list [email protected] https://amsterdam.lcs.mit.edu/mailman/listinfo/click
