---> uname -a: Linux prd-centos8-redis-4c-4g-24641.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 8.7G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 719 12868 19 2174 14706 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:fe:73:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:fefe:73cd/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) 04/20/2024 _x86_64_ (4 CPU) 10:48:42 LINUX RESTART (4 CPU) 10:49:01 AM tps rtps wtps bread/s bwrtn/s 10:50:00 AM 267.77 166.55 101.22 8017.07 28568.75 10:50:01 AM 35.16 0.00 35.16 0.00 584.62 10:51:01 AM 164.09 7.03 157.06 662.56 9669.11 Average: 214.17 85.54 128.63 4279.34 18907.56 10:49:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:00 AM 13380632 15088308 2760900 17.10 2688 1916332 951664 5.54 243000 2154924 166720 10:50:01 AM 13393096 15108100 2748436 17.03 2688 1922588 904080 5.26 243244 2139512 172356 10:51:01 AM 13236736 15110224 2904796 18.00 2688 2072852 783396 4.56 239672 2256956 86460 Average: 13336821 15102211 2804711 17.38 2688 1970591 879713 5.12 241972 2183797 141845 10:49:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:00 AM eth0 312.35 156.08 1436.05 49.90 0.00 0.00 0.00 0.00 10:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:51:01 AM eth0 305.27 204.65 1683.04 84.43 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 306.44 179.18 1548.64 66.78 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) 04/20/2024 _x86_64_ (4 CPU) 10:48:42 LINUX RESTART (4 CPU) 10:49:01 AM CPU %user %nice %system %iowait %steal %idle 10:50:00 AM all 24.47 1.65 19.37 10.88 0.16 43.48 10:50:00 AM 0 19.99 1.38 17.91 11.88 0.17 48.68 10:50:00 AM 1 36.39 1.05 17.34 11.96 0.15 33.12 10:50:00 AM 2 19.30 2.42 22.08 12.65 0.14 43.41 10:50:00 AM 3 22.19 1.75 20.13 7.02 0.17 48.74 10:50:01 AM all 21.47 0.28 3.67 0.28 0.00 74.29 10:50:01 AM 0 1.08 1.08 5.38 1.08 0.00 91.40 10:50:01 AM 1 91.36 0.00 8.64 0.00 0.00 0.00 10:50:01 AM 2 1.10 0.00 1.10 0.00 0.00 97.80 10:50:01 AM 3 0.00 0.00 0.00 0.00 0.00 100.00 10:51:01 AM all 25.26 0.00 2.05 1.70 0.08 70.91 10:51:01 AM 0 12.92 0.00 2.01 2.54 0.08 82.45 10:51:01 AM 1 36.35 0.00 2.18 0.99 0.07 60.41 10:51:01 AM 2 35.59 0.00 2.06 1.68 0.08 60.59 10:51:01 AM 3 16.25 0.00 1.94 1.61 0.07 80.13 Average: all 24.85 0.81 10.55 6.19 0.12 57.48 Average: 0 16.28 0.68 9.81 7.10 0.13 66.00 Average: 1 36.75 0.51 9.68 6.38 0.11 46.58 Average: 2 27.34 1.19 11.87 7.05 0.11 52.45 Average: 3 19.04 0.86 10.85 4.25 0.12 64.89