---> uname -a: Linux prd-centos8-redis-4c-4g-8353.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 729 12792 19 2241 14693 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:2d:85:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.0/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86225sec preferred_lft 86225sec inet6 fe80::f816:3eff:fe2d:8595/64 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) 12/30/2023 _x86_64_ (4 CPU) 01:36:23 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 194.35 81.59 112.76 2025.80 8444.29 01:39:01 AM 169.46 6.58 162.88 531.02 12066.98 Average: 181.90 44.08 137.82 1278.35 10255.79 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13256836 15099824 2884696 17.87 2688 2043624 907072 5.28 228560 2264824 220748 01:39:01 AM 13138336 15078788 3003196 18.61 2688 2137904 844104 4.91 412232 2182440 37416 Average: 13197586 15089306 2943946 18.24 2688 2090764 875588 5.09 320396 2223632 129082 01:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 79.52 51.32 1155.50 8.30 0.00 0.00 0.00 0.00 01:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 AM eth0 331.57 231.69 1454.45 81.83 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 205.56 141.51 1304.99 45.07 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) 12/30/2023 _x86_64_ (4 CPU) 01:36:23 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 20.83 0.67 9.30 1.76 0.08 67.35 01:38:01 AM 0 28.43 0.75 9.31 2.24 0.08 59.18 01:38:01 AM 1 18.37 0.72 11.05 1.61 0.08 68.17 01:38:01 AM 2 17.87 0.64 8.55 1.91 0.07 70.97 01:38:01 AM 3 18.66 0.57 8.30 1.29 0.10 71.07 01:39:01 AM all 24.79 0.00 2.30 1.93 0.08 70.90 01:39:01 AM 0 17.76 0.00 2.30 1.30 0.08 78.55 01:39:01 AM 1 18.93 0.00 2.14 1.71 0.08 77.14 01:39:01 AM 2 20.88 0.00 2.76 2.83 0.08 73.45 01:39:01 AM 3 41.57 0.00 2.01 1.90 0.07 54.45 Average: all 22.81 0.33 5.80 1.85 0.08 69.12 Average: 0 23.09 0.38 5.80 1.77 0.08 68.88 Average: 1 18.65 0.36 6.59 1.66 0.08 72.66 Average: 2 19.37 0.32 5.66 2.37 0.08 72.21 Average: 3 30.13 0.28 5.15 1.60 0.08 62.76