On Sun, Dec 14, 2003 at 05:47:47PM +0100, Mathrick wrote: > Hi, I've asked around on #debian, and was advised to mail you and make > sure it's glibc problem. I will describe problems I'm experiencing, and > then explain why I suspect glibc. > > About 6 months ago I upgraded Woody -> Sid. I'm using GNOME as my > primary desktop, so did 1.4 -> 2.2 upgrade. Since then I've noticed > serious problems with memory usage - ie. when session starts, everything > runs fine, but after running for a while, RAM usage starts to increase, > and grows constantly. Swap is used too, and after few hours system > begins to slow down. Occupied memory size increases and after ~12 hours > it reaches about 90% / 100% (RAM / swap). At this point Out of Memory > errors begin to occur, killing the heaviest apps. Memory increase still > grows, ander after a while it's near 100% w/o any particularly heavy > apps running. Additionally, sometimes disk is used heavily, even w/o > apparent reason (i.e. on beginning of GNOME session it sometimes does > 10MB/s for several minutes), I suspect it's swapping intensively, b/c > kswapd process is active. It freezes whole system, virtually preventing > any application start until disk transfer drops. Also, when mem usage is > high, there are frequent freezes during disk access, i.e music playback > stops for a moment during compilation and so on. Killing X session > causes occupied memory to be freed, but then the problem repeats. > There is a set of applications especially sensitive to that problems, > that is:
> So to sum up, it looks like libc bug because: So take a simple testcase that shows the problem, attack it with strace and gdb, and figure out what's going on. I don't think this could be a libc bug. The memory allocation code is some of the best, most-frequently tested code in the library and no one else has seen anything similar. -- Daniel Jacobowitz MontaVista Software Debian GNU/Linux Developer -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
