192.168.219.90 使用 dmesg|grep -i error 查看时发现这台机器内存有问题，如下图所示：
[Hardware Error]: MC4 Error (node 1): L3 cache tag error.
[Hardware Error]: Error Status: Corrected error, no action required.

[Hardware Error]: MC4_ADDR: 0x00000018edfd9100
[Hardware Error]: cache level: L3/GEN, tx: GEN, mem-tx: SNP
[Hardware Error]: MC4 Error (node 2): DRAM ECC error detected on the NB.
EDAC amd64 MC2: CE ERROR_ADDRESS= 0x8cf6cb900
[Hardware Error]: Error Status: Corrected error, no action required.

[Hardware Error]: MC4_ADDR: 0x00000008cf6cb900
[Hardware Error]: cache level: L3/GEN, mem/io: MEM, mem-tx: RD, part-proc: RES (no timeout)
[Hardware Error]: MC4 Error (node 2): DRAM ECC error detected on the NB.
EDAC amd64 MC2: CE ERROR_ADDRESS= 0x8cf6cb900
[Hardware Error]: Error Status: Corrected error, no action required.

[Hardware Error]: MC4_ADDR: 0x000