场景

Jan 16 03:03:57 host-172-16-61-102 vm-agent: network-posix.c GetIpv4VifIp 1201 : failed to GetIpv4VifGateway
Jan 16 03:03:57 host-172-16-61-102 vm-agent: popen error
Jan 16 03:03:58 host-172-16-61-102 vm-agent: popen error
Jan 16 03:03:58 host-172-16-61-102 vm-agent: disk-posix.c getCmdInfo 1686 : exec cmd ls -l /sys/block | grep pci00 failed.
Jan 16 03:03:58 host-172-16-61-102 vm-agent: disk-posix.c getCmdInfo 1686 : exec cmd ls -l /sys/block/*/device failed.
Jan 16 03:03:58 host-172-16-61-102 vm-agent: disk-posix.c getDiskLocation 2305 : get disk vda cmd info failed.
Jan 16 03:03:58 host-172-16-61-102 vm-agent: extend_fun.c check_process_handles 1518 : Failed to exec shell command.
Jan 16 03:03:58 host-172-16-61-102 vm-agent: extend_fun.c check_process_memory 1563 : Failed to exec shell command.
Jan 16 03:04:20 host-172-16-61-102 kernel: java invoked oom-killer: gfp_mask=0x14201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=(null),  order=0, oom_score_adj=0
Jan 16 03:04:20 host-172-16-61-102 kernel: java cpuset=/ mems_allowed=0
Jan 16 03:04:20 host-172-16-61-102 kernel: CPU: 14 PID: 5309 Comm: java Kdump: loaded Not tainted 4.14.0-115.el7a.0.1.aarch64 #1
Jan 16 03:04:20 host-172-16-61-102 kernel: Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
Jan 16 03:04:20 host-172-16-61-102 kernel: Call trace:
Jan 16 03:04:20 host-172-16-61-102 kernel: [] dump_backtrace+0x0/0x23c
Jan 16 03:04:20 host-172-16-61-102 kernel: [] show_stack+0x24/0x2c
Jan 16 03:04:20 host-172-16-61-102 kernel: [] dump_stack+0x84/0xa8


解决

调整JVM 最大内存，小于系统最大物理内存