---> uname -a: Linux prd-centos8-redis-4c-4g-11879.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 731 12847 19 2183 14694 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:f1:8f:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.190/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86245sec preferred_lft 86245sec inet6 fe80::f816:3eff:fef1:8f7c/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) 01:34:49 LINUX RESTART (4 CPU) 01:35:01 AM tps rtps wtps bread/s bwrtn/s 01:36:01 AM 283.26 167.41 115.84 8268.19 40867.78 01:37:01 AM 160.07 7.60 152.47 712.68 10761.07 Average: 221.67 87.51 134.16 4490.75 25815.68 01:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:36:01 AM 13449516 15135504 2692016 16.68 2688 1892516 878272 5.11 204628 2120184 138588 01:37:01 AM 13183200 15074152 2958332 18.33 2688 2089596 865108 5.03 408944 2145072 71060 Average: 13316358 15104828 2825174 17.50 2688 1991056 871690 5.07 306786 2132628 104824 01:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:36:01 AM eth0 339.90 186.67 1484.42 53.24 0.00 0.00 0.00 0.00 01:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 AM eth0 375.50 240.33 1671.75 90.75 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 357.70 213.50 1578.08 71.99 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) 01:34:49 LINUX RESTART (4 CPU) 01:35:01 AM CPU %user %nice %system %iowait %steal %idle 01:36:01 AM all 26.95 1.56 17.65 2.30 0.12 51.42 01:36:01 AM 0 16.53 1.43 18.94 2.79 0.12 60.20 01:36:01 AM 1 25.32 1.26 15.16 1.36 0.13 56.77 01:36:01 AM 2 19.21 1.98 17.40 1.63 0.10 59.69 01:36:01 AM 3 46.72 1.59 19.11 3.42 0.13 29.03 01:37:01 AM all 26.39 0.00 2.37 0.88 0.11 70.25 01:37:01 AM 0 23.41 0.00 2.81 1.22 0.12 72.45 01:37:01 AM 1 28.13 0.00 2.44 1.25 0.08 68.09 01:37:01 AM 2 19.83 0.00 1.81 0.65 0.13 77.58 01:37:01 AM 3 34.22 0.00 2.43 0.38 0.10 62.87 Average: all 26.67 0.78 10.00 1.59 0.12 60.85 Average: 0 19.97 0.71 10.86 2.00 0.12 66.34 Average: 1 26.73 0.63 8.79 1.31 0.11 62.44 Average: 2 19.52 0.99 9.59 1.14 0.12 68.65 Average: 3 40.46 0.80 10.76 1.90 0.12 45.96