DDOS is definitely not the cause we are accurately monitoring the incoming traffic and all the mails we are sending from the application are user generated like friend requests.
we are unable to identify the cause by seeing thread dump could any body tell us the problem by seeing thread dump. On Tue, Dec 15, 2009 at 9:48 PM, Christopher Schultz < ch...@christopherschultz.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Sasidhar, > > On 12/15/2009 9:21 AM, sasidhar prabhakar wrote: > > Tomcat hangs after running for several hours. > > Means initially it is taking around 24hr now it is hanging every 3 to 4 > hr > > we can not say the exact time. > > [snip] > > > And we are sending per day nearly 50000 mails to users using sendmail > using > > java. > > [snip] > > > Full thread dump Java HotSpot(TM) Server VM (1.5.0_19-b02 mixed mode): > > > > "http-80-150" daemon prio=1 tid=0x093c4870 nid=0x37c2 runnable > > [0x7fb29000..0x7fb29db0] > > at java.net.SocketInputStream.socketRead0(Native Method) > > Maybe someone is DDOSing you because you are spamming them. <shrug> > > - -chris > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.10 (MingW32) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ > > iEYEARECAAYFAksntuQACgkQ9CaO5/Lv0PD/ZACcCOuF68Y6WapPgfA+2Jsw/JDU > ctcAn2RiUg6VS0ZbA8odIBjIFAmIRlyY > =bi2K > -----END PGP SIGNATURE----- > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > >
