---> uname -a: Linux prd-centos8-redis-4c-4g-13514.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit 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 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 8.8G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 724 12840 19 2198 14699 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:8b:72:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86234sec preferred_lft 86234sec inet6 fe80::f816:3eff:fe8b:729c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 01/20/2024 _x86_64_ (4 CPU) 01:35:13 LINUX RESTART (4 CPU) 01:36:01 AM tps rtps wtps bread/s bwrtn/s 01:37:01 AM 221.84 50.94 170.90 2006.46 10460.79 01:38:01 AM 99.47 5.70 93.77 399.47 7995.07 Average: 160.66 28.32 132.34 1203.03 9228.03 01:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:37:01 AM 12910964 14763524 3230568 20.01 2688 2052096 1274644 7.41 223240 2607904 169036 01:38:01 AM 13151340 15054500 2990192 18.52 2688 2099744 878884 5.11 413424 2168440 48748 Average: 13031152 14909012 3110380 19.27 2688 2075920 1076764 6.26 318332 2388172 108892 01:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 AM eth0 148.23 110.84 1911.69 34.20 0.00 0.00 0.00 0.00 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 221.91 147.17 507.73 60.96 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 185.06 129.00 1209.77 47.58 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8---redis------310180101-1010.novalocal) 01/20/2024 _x86_64_ (4 CPU) 01:35:13 LINUX RESTART (4 CPU) 01:36:01 AM CPU %user %nice %system %iowait %steal %idle 01:37:01 AM all 26.14 0.41 8.08 1.12 0.10 64.16 01:37:01 AM 0 28.86 0.50 10.12 1.02 0.10 59.40 01:37:01 AM 1 33.18 0.35 6.82 1.37 0.12 58.16 01:37:01 AM 2 13.07 0.23 5.68 0.99 0.08 79.95 01:37:01 AM 3 29.46 0.53 9.71 1.09 0.10 59.11 01:38:01 AM all 20.84 0.00 2.07 1.25 0.07 75.77 01:38:01 AM 0 24.89 0.00 2.71 0.53 0.08 71.79 01:38:01 AM 1 13.24 0.00 1.69 1.57 0.05 83.45 01:38:01 AM 2 32.35 0.00 1.77 1.62 0.08 64.17 01:38:01 AM 3 12.91 0.00 2.11 1.25 0.05 83.67 Average: all 23.49 0.20 5.08 1.18 0.08 69.96 Average: 0 26.87 0.25 6.41 0.78 0.09 65.60 Average: 1 23.21 0.18 4.25 1.47 0.08 70.81 Average: 2 22.70 0.12 3.73 1.30 0.08 72.07 Average: 3 21.19 0.27 5.91 1.17 0.08 71.38