---> uname -a: Linux prd-centos8-redis-4c-4g-1893.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: 2799.998 BogoMIPS: 5599.99 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 715 12794 17 2252 14709 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:45:32:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.235/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86217sec preferred_lft 86217sec inet6 fe80::f816:3eff:fe45:3251/64 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) 12/02/2023 _x86_64_ (4 CPU) 17:57:24 LINUX RESTART (4 CPU) 05:58:01 PM tps rtps wtps bread/s bwrtn/s 05:59:01 PM 204.48 100.73 103.75 2184.47 6827.39 06:00:01 PM 176.22 7.58 168.64 711.35 13474.67 Average: 190.35 54.16 136.19 1447.97 10150.75 05:58:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 PM 13409484 15161984 2732048 16.93 2688 1956208 865080 5.03 211244 2155828 177748 06:00:01 PM 13168204 15123388 2973328 18.42 2688 2150060 821256 4.78 411856 2152404 60316 Average: 13288844 15142686 2852688 17.67 2688 2053134 843168 4.90 311550 2154116 119032 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 64.20 43.69 998.45 7.62 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 253.34 194.40 1682.43 85.05 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 158.76 119.04 1340.41 46.33 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) 12/02/2023 _x86_64_ (4 CPU) 17:57:24 LINUX RESTART (4 CPU) 05:58:01 PM CPU %user %nice %system %iowait %steal %idle 05:59:01 PM all 20.72 0.98 15.67 3.62 0.13 58.89 05:59:01 PM 0 16.24 1.24 18.68 2.85 0.12 60.87 05:59:01 PM 1 36.77 0.79 14.96 4.58 0.12 42.78 05:59:01 PM 2 16.83 0.96 15.13 3.84 0.12 63.12 05:59:01 PM 3 13.08 0.92 13.90 3.20 0.15 68.75 06:00:01 PM all 23.97 0.00 2.49 2.54 0.12 70.89 06:00:01 PM 0 26.55 0.00 2.37 2.16 0.12 68.81 06:00:01 PM 1 16.44 0.00 2.04 3.00 0.12 78.40 06:00:01 PM 2 34.71 0.00 4.12 4.29 0.12 56.75 06:00:01 PM 3 18.15 0.00 1.41 0.70 0.12 79.61 Average: all 22.35 0.49 9.08 3.08 0.12 64.89 Average: 0 21.40 0.62 10.52 2.50 0.12 64.84 Average: 1 26.60 0.39 8.50 3.79 0.12 60.61 Average: 2 25.78 0.48 9.63 4.07 0.12 59.94 Average: 3 15.62 0.46 7.66 1.95 0.13 74.18