---> uname -a: Linux prd-centos8-redis-4c-4g-5654.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 710 12793 19 2259 14712 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:e1:b2:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86221sec preferred_lft 86221sec inet6 fe80::f816:3eff:fee1:b232/64 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) 12/16/2023 _x86_64_ (4 CPU) 17:57:23 LINUX RESTART (4 CPU) 05:58:01 PM tps rtps wtps bread/s bwrtn/s 05:59:01 PM 206.20 92.10 114.10 2109.78 8394.45 06:00:01 PM 167.93 7.55 160.38 711.10 12162.53 Average: 187.06 49.82 137.24 1410.38 10278.65 05:58:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 PM 13294156 15126936 2847376 17.64 2688 2035596 891424 5.19 226900 2238204 207204 06:00:01 PM 13095156 15055316 3046376 18.87 2688 2156396 899784 5.23 412920 2221176 37372 Average: 13194656 15091126 2946876 18.26 2688 2095996 895604 5.21 319910 2229690 122288 05:58:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 PM eth0 68.36 43.14 1142.75 7.71 0.00 0.00 0.00 0.00 06:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 PM eth0 308.60 209.95 1450.75 86.97 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 188.49 126.55 1296.76 47.34 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) 12/16/2023 _x86_64_ (4 CPU) 17:57:23 LINUX RESTART (4 CPU) 05:58:01 PM CPU %user %nice %system %iowait %steal %idle 05:59:01 PM all 20.71 0.83 12.88 2.74 0.09 62.74 05:59:01 PM 0 6.35 1.14 15.74 2.46 0.10 74.21 05:59:01 PM 1 16.30 0.82 11.08 2.85 0.07 68.88 05:59:01 PM 2 29.39 0.60 11.63 1.92 0.10 56.36 05:59:01 PM 3 30.82 0.75 13.07 3.75 0.10 51.49 06:00:01 PM all 24.53 0.00 2.50 2.07 0.08 70.83 06:00:01 PM 0 21.48 0.00 2.17 3.09 0.07 73.19 06:00:01 PM 1 20.61 0.00 2.23 1.34 0.08 75.74 06:00:01 PM 2 30.90 0.00 3.20 1.73 0.10 64.07 06:00:01 PM 3 25.14 0.00 2.39 2.11 0.07 70.29 Average: all 22.62 0.41 7.69 2.41 0.09 66.78 Average: 0 13.91 0.57 8.96 2.78 0.08 73.70 Average: 1 18.46 0.41 6.65 2.09 0.08 72.31 Average: 2 30.14 0.30 7.42 1.82 0.10 60.21 Average: 3 27.98 0.38 7.73 2.93 0.08 60.90