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From Santosh Pasi<sp...@diskonnet.com>
Subject Jakarta crashes after 900+ simultaneous connection
Date Thu, 01 Jan 1970 00:00:00 GMT
Hi everyone,

We are doing some stress testing. My problem is that when number of 
connections reaches around 940..980, jakarta crashes with following messages-------------------------------------------------------------
SIGSEGV   11*  segmentation violation
    si_signo [11]: SIGSEGV   11*  segmentation violation
    si_errno [0]: Success
    si_code [0]: SI_USER [pid: 0, uid: 0]
        stackpointer=0x4c558554

Full thread dump Classic VM (1.2.2-L, green threads):
    "ppp202" (TID:0x40fb7190, sys_thread_t:0x8d0dec0, state:R) prio=5
        at java.net.SocketInputStream.socketRead(Native Method)
        at java.net.SocketInputStream.read(SocketInputStream.java:86)
        at java.net.SocketInputStream.read(SocketInputStream.java:67)
        at java.io.InputStreamReader.fill(InputStreamReader.java:159)
        at java.io.InputStreamReader.read(InputStreamReader.java:235)
        at java.io.BufferedReader.fill(BufferedReader.java:133)
        at java.io.BufferedReader.readLine(BufferedReader.java:270)
        at java.io.BufferedReader.readLine(BufferedReader.java:325)
        at IRCClient.run(IRCClient.java:799)
    "bumba174" (TID:0x40f88f90, sys_thread_t:0x8d0b358, state:CW) prio=5
        at java.lang.Thread.sleep(Native Method)
        at IRCClient.run(IRCClient.java:765)
    "sunny1176" (TID:0x40f75b28, sys_thread_t:0x8d0b930, state:CW) prio=5
        at java.lang.Thread.sleep(Native Method)


......
......

-------------------------------------------------------------

We are using redhat 6.2 Linux, kernel 2.2.16, Tomcat-jakarta-3.2.1, 
apache 1.3.14.
Hope to get some reply.

Regards,
Santosh Pasi


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