On Wed, Jan 7, 2009 at 7:48 PM, Shridhar Daithankar <[email protected]> wrote: >> =-=-=-=====-=-=-=-=-=-=-=-= > > Hoping that the hang lasts for several seconds, rerun the strace, find the > offending fd i.e. 10 in the above strace(first argument to the read, which is > repeatedly unavailable) and see what file it is trying to open.
while this is happening it is happening only for a single large kmail folder... even if i am surfing somewhere else... will regenerating index of that folder help? well I am guessing it might... just hoping to hear an echo ala Konika ... Sakura :-) > You can dereference the fd -> file name in /proc/<pid>/fd directory. > Yes in my case also it is a socket... >> I am also wondering if this has got anything to do with *TSC clock >> source unstable* message that i am getting for last few days... >> which maybe related to cmos battery? But can that battery cause a >> problem when i am on M.S.E.D.C.L supply ? > > Once the machine is booted, cmos battery doesn't come into play AFAIK. Its > main job is to keep the clock running while the machine is off. When the > machine is running linux, the OS keeps updating the time. http://step2k.blogsome.com/2007/12/13/clock-in-a-linux-guest-runs-more-slowly-or-quickly-than-real-time/ this is an interesting post on TSC matter... and i am wondering about it now... > You could try syncing with a time server(which is as simple as running ntp > client. No config required. Highly recommended.) Changing cmos battery is > advised as well. no ntp... probably looks like this has nothing to do with cmos battery.. > >> anything else to look for? > > Find the offending file. kmail is spending lot of time trying to read from it. > It should give some clue. In my case, the fd 10 is a socket.(this is weird. I > could not get any info. on what the other end of the socket is, even with lsof > and netstat.) > same for me... not that i understand much of netstat etc... Another thing to check could be a rootkit (thinking of insanely in-secure :-) -- ______________________________________________________________________ Pune GNU/Linux Users Group Mailing List: ([email protected]) List Information: http://plug.org.in/cgi-bin/mailman/listinfo/plug-mail Send 'help' to [email protected] for mailing instructions.
