Someone I guess found a way to attack with load of packets in java, since I have 800% CPU and 0 problem on network.
I get this:
root@Server:~# sudo jstack 1290 | grep -A 20 "0x5d5"
"GameServer: Packet read thread 0" #80 daemon prio=10 os_prio=0 cpu=32824.37ms elapsed=2997.82s tid=0x00007ffeac00a3d0 nid=0x5d5 sleeping [0x00007fff986fd000]
java.lang.Thread.State: TIMED_WAITING (sleeping)
at java.lang.Thread.sleep(
[email protected]/Native Method)
at org.l2jmobius.commons.network.ReadThread.run(ReadThread.java:215)
at java.lang.Thread.run(
[email protected]/Thread.java:840)
"GameServer: Packet send thread 0" #81 daemon prio=10 os_prio=0 cpu=9933.21ms elapsed=2997.82s tid=0x00007ffeac00b5e0 nid=0x5d6 sleeping [0x00007fff857ef000]
java.lang.Thread.State: TIMED_WAITING (sleeping)
at java.lang.Thread.sleep(
[email protected]/Native Method)
at org.l2jmobius.commons.network.SendThread.run(SendThread.java:73)
at java.lang.Thread.run(
[email protected]/Thread.java:840)
"GameServer: Packet execute thread 0" #82 daemon prio=10 os_prio=0 cpu=9752.20ms elapsed=2997.82s tid=0x00007ffeac00cae0 nid=0x5d7 sleeping [0x00007fff856ef000]
java.lang.Thread.State: TIMED_WAITING (sleeping)
at java.lang.Thread.sleep(
[email protected]/Native Method)
at org.l2jmobius.commons.network.ExecuteThread.run(ExecuteThread.java:77)
at java.lang.Thread.run(
[email protected]/Thread.java:840)
"ExecuteThread Executor 1" #83 prio=9 os_prio=0 cpu=3030.82ms elapsed=2984.83s tid=0x00007ffeb80059b0 nid=0x5e0 waiting on condition [0x00007fff85bef000]
java.lang.Thread.State: WAITING (parking)
at jdk.internal.misc.Unsafe.park(
[email protected]/Native Method)
Anyone else had similar problem?
