---> uname -a: Linux prd-centos8-redis-4c-4g-21755.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 680 12876 19 2205 14745 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:14:20:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.10/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86222sec preferred_lft 86222sec inet6 fe80::f816:3eff:fe14:20e2/64 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) 04/09/2024 _x86_64_ (4 CPU) 10:11:14 LINUX RESTART (4 CPU) 10:12:01 AM tps rtps wtps bread/s bwrtn/s 10:13:01 AM 192.85 101.03 91.82 2184.04 6554.89 10:14:01 AM 169.79 15.59 154.20 2718.29 9804.28 Average: 181.32 58.31 123.01 2451.19 8179.72 10:12:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:13:01 AM 13433596 15146924 2707936 16.78 2688 1919244 863716 5.02 212348 2124548 149272 10:14:01 AM 13194988 15108496 2946544 18.25 2688 2112288 862040 5.01 426156 2120572 47724 Average: 13314292 15127710 2827240 17.52 2688 2015766 862878 5.02 319252 2122560 98498 10:12:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 52.07 36.71 819.46 21.20 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 106.86 94.15 850.52 25.85 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 79.47 65.43 834.99 23.53 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) 04/09/2024 _x86_64_ (4 CPU) 10:11:14 LINUX RESTART (4 CPU) 10:12:01 AM CPU %user %nice %system %iowait %steal %idle 10:13:01 AM all 16.20 1.00 14.22 9.63 0.14 58.81 10:13:01 AM 0 14.35 1.22 16.89 17.55 0.15 49.84 10:13:01 AM 1 12.27 0.81 12.79 5.91 0.13 68.08 10:13:01 AM 2 22.78 0.91 14.01 7.88 0.15 54.27 10:13:01 AM 3 15.44 1.06 13.17 7.17 0.12 63.04 10:14:01 AM all 25.62 0.00 2.04 2.71 0.09 69.54 10:14:01 AM 0 25.19 0.00 1.94 3.19 0.08 69.60 10:14:01 AM 1 40.99 0.00 2.54 2.36 0.10 54.01 10:14:01 AM 2 26.87 0.00 2.13 2.51 0.08 68.41 10:14:01 AM 3 9.39 0.00 1.56 2.80 0.08 86.17 Average: all 20.92 0.50 8.12 6.17 0.11 64.18 Average: 0 19.78 0.61 9.40 10.36 0.12 59.74 Average: 1 26.67 0.40 7.65 4.13 0.12 61.03 Average: 2 24.83 0.45 8.05 5.19 0.12 61.36 Average: 3 12.41 0.53 7.37 4.99 0.10 74.60