---> uname -a: Linux prd-centos8-redis-4c-4g-12130.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 707 12858 19 2197 14719 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:02:36:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.251/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86216sec preferred_lft 86216sec inet6 fe80::f816:3eff:fe02:36e6/64 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) 03/09/2024 _x86_64_ (4 CPU) 17:59:36 LINUX RESTART (4 CPU) 06:00:00 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 360.67 160.00 200.67 3760.67 277817.33 06:01:01 PM 252.49 156.21 96.28 7604.73 7237.16 06:02:01 PM 163.55 7.26 156.29 659.00 10910.79 Average: 209.90 82.69 127.21 4126.72 12391.01 06:00:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 14332512 15518680 1809020 11.21 2688 1416328 490516 2.85 91148 1429924 3824 06:01:01 PM 13483644 15177092 2657888 16.47 2688 1900112 837488 4.87 207680 2081744 132548 06:02:01 PM 13192828 15090884 2948704 18.27 2688 2097184 849800 4.94 409236 2136916 49704 Average: 13669661 15262219 2471871 15.31 2688 1804541 725935 4.22 236021 1882861 62025 06:00:00 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:01:01 PM eth0 386.30 181.62 1683.69 52.25 0.00 0.00 0.00 0.00 06:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 PM eth0 362.64 221.49 1659.45 86.18 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 369.85 199.07 1650.94 68.36 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) 03/09/2024 _x86_64_ (4 CPU) 17:59:36 LINUX RESTART (4 CPU) 06:00:00 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 1.70 1.87 15.14 43.71 0.00 37.59 06:00:01 PM 0 0.68 2.04 15.65 25.17 0.00 56.46 06:00:01 PM 1 4.05 1.35 11.49 55.41 0.00 27.70 06:00:01 PM 2 0.68 2.70 18.92 72.97 0.00 4.73 06:00:01 PM 3 1.38 1.38 14.48 20.69 0.00 62.07 06:01:01 PM all 21.94 1.51 16.00 3.95 0.12 56.49 06:01:01 PM 0 12.54 2.23 18.28 3.12 0.12 63.71 06:01:01 PM 1 26.51 1.06 13.46 3.07 0.12 55.80 06:01:01 PM 2 23.87 1.24 14.94 5.85 0.12 53.98 06:01:01 PM 3 24.85 1.49 17.31 3.77 0.12 52.46 06:02:01 PM all 23.95 0.00 2.19 2.83 0.07 70.97 06:02:01 PM 0 27.73 0.00 2.74 2.73 0.07 66.73 06:02:01 PM 1 27.56 0.00 1.75 3.09 0.07 67.53 06:02:01 PM 2 16.76 0.00 1.88 3.20 0.07 78.09 06:02:01 PM 3 23.73 0.00 2.39 2.29 0.07 71.52 Average: all 22.69 0.77 9.16 3.88 0.09 63.42 Average: 0 19.91 1.13 10.56 3.20 0.09 65.12 Average: 1 26.75 0.54 7.64 3.72 0.09 61.26 Average: 2 20.07 0.65 8.53 5.36 0.09 65.31 Average: 3 24.02 0.75 9.89 3.24 0.09 62.00