---> uname -a: Linux prd-centos8-redis-4c-4g-3568.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 752 12771 19 2239 14671 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:9a:15:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86212sec preferred_lft 86212sec inet6 fe80::f816:3eff:fe9a:150e/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) 12/09/2023 _x86_64_ (4 CPU) 10:47:42 LINUX RESTART (4 CPU) 10:48:01 AM tps rtps wtps bread/s bwrtn/s 10:49:01 AM 267.06 164.00 103.07 7883.66 25470.64 10:50:01 AM 150.87 6.97 143.91 643.89 8383.92 Average: 208.97 85.49 123.49 4264.08 16927.99 10:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:49:01 AM 13489664 15166036 2651868 16.43 2688 1883248 853696 4.97 205244 2075732 131420 10:50:01 AM 13163724 15093120 2977808 18.45 2688 2128104 799780 4.65 239560 2337132 205176 Average: 13326694 15129578 2814838 17.44 2688 2005676 826738 4.81 222402 2206432 168298 10:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:01 AM eth0 371.79 208.13 1465.31 54.73 0.00 0.00 0.00 0.00 10:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 AM eth0 312.10 222.38 1901.99 88.50 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 341.95 215.25 1683.63 71.61 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) 12/09/2023 _x86_64_ (4 CPU) 10:47:42 LINUX RESTART (4 CPU) 10:48:01 AM CPU %user %nice %system %iowait %steal %idle 10:49:01 AM all 25.64 1.60 17.48 4.80 0.12 50.36 10:49:01 AM 0 28.12 1.38 16.46 5.73 0.12 48.19 10:49:01 AM 1 29.54 1.66 17.97 5.13 0.10 45.60 10:49:01 AM 2 20.01 1.59 19.03 4.75 0.12 54.50 10:49:01 AM 3 24.80 1.78 16.48 3.55 0.12 53.27 10:50:01 AM all 25.37 0.00 2.16 1.48 0.08 70.90 10:50:01 AM 0 26.08 0.00 1.29 0.72 0.08 71.83 10:50:01 AM 1 27.56 0.00 3.35 2.46 0.08 66.55 10:50:01 AM 2 19.13 0.00 2.44 2.04 0.08 76.30 10:50:01 AM 3 28.73 0.00 1.56 0.72 0.08 68.91 Average: all 25.51 0.79 9.75 3.13 0.10 60.73 Average: 0 27.10 0.69 8.83 3.21 0.10 60.07 Average: 1 28.54 0.83 10.62 3.79 0.09 56.13 Average: 2 19.56 0.79 10.63 3.38 0.10 65.54 Average: 3 26.79 0.88 8.91 2.11 0.10 61.21