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【DM版本】:v8
【操作系统】：麒麟
【CPU】:aarch
【问题描述】*：
查询系统日志后是OOM了
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 kernel: Out of memory: Kill process 21020 (dmserver) score 433 or sacrifice child
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 kernel: Killed process 21020 (dmserver) total-vm:10269696kB, anon-rss:4270080kB, file-rss:0kB, shmem-rss:0kB
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 kernel: oom_reaper: reaped process 21020 (dmserver), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 systemd: DmServiceDMSERVER.service: main process exited, code=killed, status=9/KILL
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 DmServiceDMSERVER: DmServiceDMSERVER service is stopped.
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 systemd: Unit DmServiceDMSERVER.service entered failed state.
May 22 23:33:45 xc-v-ct-hkcy-ydtqgt-app-03 systemd: DmServiceDMSERVER.service failed.
我系统得配置如下：
CPU
Architecture: aarch64
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 1
Socket(s): 4
NUMA node(s): 1
Model: 0
CPU max MHz: 2600.0000
CPU min MHz: 2600.0000
BogoMIPS: 200.00
L1d cache: 64K
L1i cache: 64K
L2 cache: 512K
L3 cache: 32768K
NUMA node0 CPU(s): 0-3
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma dcpop
内存（重启达梦后得情况）
MemTotal: 7754816 kB
MemFree: 3702336 kB
MemAvailable: 3460096 kB
Buffers: 25216 kB
Cached: 1214912 kB
SwapCached: 46144 kB
Active: 2208448 kB
Inactive: 1466432 kB
Active(anon): 2053952 kB
Inactive(anon): 967232 kB
Active(file): 154496 kB
Inactive(file): 499200 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 2097088 kB
SwapFree: 0 kB
Dirty: 384 kB
Writeback: 0 kB
AnonPages: 2388672 kB
Mapped: 280448 kB
Shmem: 586432 kB
Slab: 190784 kB
SReclaimable: 58112 kB
SUnreclaim: 132672 kB
KernelStack: 49856 kB
PageTables: 47808 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 5974464 kB
Committed_AS: 14789248 kB
VmallocTotal: 133009637312 kB
VmallocUsed: 0 kB
VmallocChunk: 0 kB
HardwareCorrupted: 0 kB
AnonHugePages: 0 kB
ShmemHugePages: 0 kB
ShmemPmdMapped: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 524288 kB
total used free shared buff/cache available
mem: 7.4g 2.6g 3.5g 572M 1.2g 3.3G
Swap: 2G 2G 0
按我这个系统得配置，达梦应该做哪些优化来避免OOM呢