---> uname -a: Linux prd-centos8-redis-4c-4g-7263.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 741 12761 19 2259 14681 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:0c:8a:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.147/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86239sec preferred_lft 86239sec inet6 fe80::f816:3eff:fe0c:8a58/64 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) 12/23/2023 _x86_64_ (4 CPU) 17:57:48 LINUX RESTART (4 CPU) 05:58:02 PM tps rtps wtps bread/s bwrtn/s 05:59:01 PM 283.99 164.35 119.64 7947.56 21479.36 06:00:01 PM 176.21 7.18 169.03 656.98 13417.59 Average: 229.65 85.11 144.54 4271.65 17414.62 05:58:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 PM 13439060 15170900 2702472 16.74 2688 1938020 812920 4.73 208308 2124564 159816 06:00:01 PM 13041584 15001436 3099948 19.20 2688 2157848 882504 5.13 411520 2277456 32088 Average: 13240322 15086168 2901210 17.97 2688 2047934 847712 4.93 309914 2201010 95952 05:58:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 PM eth0 359.03 189.75 1880.25 53.61 0.00 0.00 0.00 0.00 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 313.21 225.66 1724.59 86.76 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 335.93 207.85 1801.77 70.32 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) 12/23/2023 _x86_64_ (4 CPU) 17:57:48 LINUX RESTART (4 CPU) 05:58:02 PM CPU %user %nice %system %iowait %steal %idle 05:59:01 PM all 28.82 1.44 17.36 1.72 0.10 50.57 05:59:01 PM 0 31.55 0.70 11.42 1.49 0.10 54.74 05:59:01 PM 1 17.68 1.96 21.29 2.10 0.09 56.88 05:59:01 PM 2 32.29 1.50 20.32 1.82 0.10 43.97 05:59:01 PM 3 33.71 1.60 16.42 1.45 0.10 46.72 06:00:01 PM all 25.18 0.00 2.29 0.95 0.07 71.52 06:00:01 PM 0 16.74 0.00 2.04 1.17 0.07 79.99 06:00:01 PM 1 29.59 0.00 2.95 1.21 0.07 66.19 06:00:01 PM 2 29.05 0.00 1.84 0.59 0.07 68.46 06:00:01 PM 3 25.37 0.00 2.33 0.84 0.07 71.40 Average: all 26.98 0.71 9.75 1.33 0.08 61.14 Average: 0 24.08 0.34 6.69 1.33 0.08 67.47 Average: 1 23.70 0.97 12.03 1.65 0.08 61.58 Average: 2 30.66 0.74 11.00 1.20 0.08 56.32 Average: 3 29.50 0.79 9.31 1.14 0.08 59.17