[APLO-351] out of memory

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Won't Do
• Affects Version/s: 1.6
• Component/s: apollo-broker
• Assignee: Unassigned
• Reporter: oscar
• Created: 18/Feb/14 11:44
• Updated: 06/Apr/22 19:16
• Resolved: 06/Apr/22 19:16

Description

use apollo + mqtt to publish message,but when have 100,000 clients, the apollo.log prints:

2014-02-18 19:31:28,475 | WARN | java.lang.OutOfMemoryError: Java heap space | 14444b747fc
2014-02-18 19:31:28,475 | WARN | java.lang.OutOfMemoryError: Java heap space | 14444b747fd
2014-02-18 19:31:35,422 | WARN | java.lang.OutOfMemoryError: Java heap space | 14444b747fe
2014-02-18 19:31:41,703 | WARN | java.lang.OutOfMemoryError: GC overhead limit exceeded | 14444b747ff
2014-02-18 19:31:54,934 | WARN | java.lang.OutOfMemoryError: GC overhead limit exceeded | 14444b74800
2014-02-18 19:32:07,494 | WARN | java.lang.OutOfMemoryError: Java heap space | 14444b74803
2014-02-18 19:32:01,211 | WARN | java.lang.OutOfMemoryError: Java heap space | 14444b74802
2014-02-18 19:32:01,211 | WARN | java.lang.OutOfMemoryError: Java heap space | 14444b74801

use export JVM_FLAGS="-server -Xmx3G -Xms1G" in apollo-service

my system is linux (CentOS 6.5),32G memory,8 cpus