---> uname -a: Linux prd-centos8-redis-4c-4g-2053.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 721 12842 19 2199 14702 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:01:f5:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.88/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86231sec preferred_lft 86231sec inet6 fe80::f816:3eff:fe01:f5a0/64 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) 02/03/2024 _x86_64_ (4 CPU) 01:35:34 LINUX RESTART (4 CPU) 01:36:01 AM tps rtps wtps bread/s bwrtn/s 01:37:01 AM 236.94 128.37 108.56 3273.31 7218.61 01:38:01 AM 177.64 7.53 170.11 710.70 11863.00 Average: 207.29 67.95 139.34 1992.00 9540.80 01:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:37:01 AM 13405940 15146812 2735592 16.95 2688 1946168 851800 4.96 209804 2152792 179352 01:38:01 AM 13143688 15043200 2997844 18.57 2688 2096836 891944 5.19 411620 2178980 52864 Average: 13274814 15095006 2866718 17.76 2688 2021502 871872 5.07 310712 2165886 116108 01:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 96.95 69.44 1048.01 13.02 0.00 0.00 0.00 0.00 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 358.58 220.33 1529.19 87.84 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 227.77 144.89 1288.60 50.43 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) 02/03/2024 _x86_64_ (4 CPU) 01:35:34 LINUX RESTART (4 CPU) 01:36:01 AM CPU %user %nice %system %iowait %steal %idle 01:37:01 AM all 20.73 1.34 19.42 2.25 0.10 56.16 01:37:01 AM 0 20.03 1.09 18.77 2.71 0.12 57.28 01:37:01 AM 1 22.29 1.69 22.41 1.73 0.08 51.79 01:37:01 AM 2 17.07 1.13 14.87 2.30 0.12 64.52 01:37:01 AM 3 23.51 1.44 21.62 2.26 0.08 51.08 01:38:01 AM all 26.66 0.00 2.71 1.69 0.09 68.86 01:38:01 AM 0 16.86 0.00 2.76 2.79 0.08 77.51 01:38:01 AM 1 27.13 0.00 2.83 2.14 0.10 67.80 01:38:01 AM 2 29.06 0.00 3.25 1.24 0.08 66.37 01:38:01 AM 3 33.62 0.00 2.00 0.57 0.08 63.73 Average: all 23.69 0.67 11.06 1.97 0.09 62.52 Average: 0 18.44 0.54 10.75 2.75 0.10 67.41 Average: 1 24.71 0.85 12.62 1.93 0.09 59.80 Average: 2 23.08 0.56 9.04 1.77 0.10 65.45 Average: 3 28.56 0.72 11.82 1.42 0.08 57.40