---> uname -a: Linux prd-centos8-redis-4c-4g-19488.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 8.7G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 751 12826 19 2185 14674 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:75:84:9c 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 86228sec preferred_lft 86228sec inet6 fe80::f816:3eff:fe75:849c/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) 03/30/2024 _x86_64_ (4 CPU) 17:57:28 LINUX RESTART (4 CPU) 05:58:01 PM tps rtps wtps bread/s bwrtn/s 05:59:01 PM 232.86 123.33 109.53 3229.73 6879.45 06:00:01 PM 169.53 7.65 161.89 729.90 11758.52 Average: 201.19 65.48 135.71 1979.61 9319.39 05:58:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 PM 13407008 15118168 2734524 16.94 2688 1916812 848172 4.93 209532 2153168 149748 06:00:01 PM 13123280 15015408 3018252 18.70 2688 2090472 886412 5.16 413320 2200484 27988 Average: 13265144 15066788 2876388 17.82 2688 2003642 867292 5.05 311426 2176826 88868 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 70.55 49.11 857.76 11.80 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 258.30 197.27 1588.64 86.57 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 164.45 123.20 1223.26 49.19 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) 03/30/2024 _x86_64_ (4 CPU) 17:57:28 LINUX RESTART (4 CPU) 05:58:01 PM CPU %user %nice %system %iowait %steal %idle 05:59:01 PM all 21.28 1.28 15.03 3.54 0.12 58.75 05:59:01 PM 0 19.82 1.30 17.39 2.59 0.12 58.79 05:59:01 PM 1 18.04 0.79 12.01 3.95 0.14 65.07 05:59:01 PM 2 24.10 1.07 14.51 4.77 0.12 55.44 05:59:01 PM 3 23.19 1.97 16.20 2.85 0.12 55.68 06:00:01 PM all 23.86 0.00 2.11 2.89 0.08 71.06 06:00:01 PM 0 19.87 0.00 1.80 2.99 0.07 75.27 06:00:01 PM 1 20.11 0.00 2.14 2.53 0.08 75.13 06:00:01 PM 2 31.15 0.00 2.66 3.40 0.08 62.71 06:00:01 PM 3 24.30 0.00 1.84 2.66 0.08 71.11 Average: all 22.58 0.64 8.53 3.21 0.10 64.94 Average: 0 19.85 0.65 9.55 2.79 0.09 67.08 Average: 1 19.08 0.40 7.05 3.24 0.11 70.13 Average: 2 27.65 0.53 8.54 4.08 0.10 59.10 Average: 3 23.75 0.98 8.98 2.75 0.10 63.44