---> uname -a: Linux prd-centos8-redis-4c-4g-530.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 714 12865 19 2183 14711 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:2c:11:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86230sec preferred_lft 86230sec inet6 fe80::f816:3eff:fe2c:1119/64 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) 05/04/2024 _x86_64_ (4 CPU) 17:59:07 LINUX RESTART (4 CPU) 06:00:00 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 260.98 257.32 3.66 2692.68 137.80 06:01:01 PM 199.28 23.14 176.15 1724.34 10904.00 Average: 200.12 26.29 173.82 1737.39 10758.92 06:00:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13604916 15101120 2536616 15.71 2688 1713312 929076 5.40 181972 2025548 87612 06:01:01 PM 12867328 14727396 3274204 20.28 2688 2059460 1290956 7.51 229188 2642992 140740 Average: 13236122 14914258 2905410 18.00 2688 1886386 1110016 6.46 205580 2334270 114176 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 10.98 12.20 7.93 2.34 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 150.69 117.01 1850.89 26.26 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 148.81 115.60 1826.05 25.93 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) 05/04/2024 _x86_64_ (4 CPU) 17:59:07 LINUX RESTART (4 CPU) 06:00:00 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 25.08 2.75 27.83 1.53 0.00 42.81 06:00:01 PM 0 93.83 0.00 4.94 0.00 0.00 1.23 06:00:01 PM 1 1.23 4.94 46.91 3.70 0.00 43.21 06:00:01 PM 2 1.20 6.02 54.22 2.41 0.00 36.14 06:00:01 PM 3 4.88 0.00 4.88 0.00 0.00 90.24 06:01:01 PM all 26.85 0.14 3.85 1.85 0.11 67.21 06:01:01 PM 0 23.84 0.15 3.82 1.65 0.10 70.45 06:01:01 PM 1 28.54 0.12 3.12 1.77 0.13 66.32 06:01:01 PM 2 31.71 0.18 4.61 2.17 0.12 61.21 06:01:01 PM 3 23.32 0.10 3.85 1.79 0.08 70.86 Average: all 26.83 0.17 4.17 1.84 0.11 66.88 Average: 0 24.77 0.15 3.83 1.63 0.10 69.52 Average: 1 28.18 0.18 3.71 1.80 0.13 66.01 Average: 2 31.29 0.26 5.29 2.18 0.12 60.86 Average: 3 23.07 0.10 3.86 1.77 0.08 71.12