---> uname -a: Linux prd-centos8-redis-4c-4g-10419.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 724 12837 19 2201 14701 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:e8:8c:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.84/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86235sec preferred_lft 86235sec inet6 fe80::f816:3eff:fee8:8cff/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) 03/02/2024 _x86_64_ (4 CPU) 17:58:27 LINUX RESTART (4 CPU) 05:59:01 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 220.75 84.39 136.36 2048.19 10036.41 06:01:01 PM 143.06 7.60 135.47 711.24 8726.37 Average: 181.90 45.98 135.91 1379.61 9381.28 05:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13388844 15173672 2752688 17.05 2688 1985992 818144 4.76 208024 2154396 116564 06:01:01 PM 13157832 15064788 2983700 18.48 2688 2104292 854628 4.97 413504 2163788 37832 Average: 13273338 15119230 2868194 17.77 2688 2045142 836386 4.87 310764 2159092 77198 05:59:01 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 64.07 44.88 1033.86 8.19 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 320.21 219.34 1465.24 88.43 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 192.16 132.12 1249.59 48.31 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) 03/02/2024 _x86_64_ (4 CPU) 17:58:27 LINUX RESTART (4 CPU) 05:59:01 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 21.18 0.71 10.94 1.71 0.10 65.36 06:00:01 PM 0 13.64 1.20 15.33 2.02 0.10 67.70 06:00:01 PM 1 43.20 0.43 8.77 2.59 0.10 44.90 06:00:01 PM 2 7.31 0.60 8.97 1.04 0.08 81.99 06:00:01 PM 3 20.52 0.62 10.69 1.19 0.12 66.87 06:01:01 PM all 25.51 0.00 2.17 1.36 0.09 70.87 06:01:01 PM 0 25.46 0.00 2.32 1.73 0.10 70.38 06:01:01 PM 1 30.53 0.00 2.71 1.67 0.10 64.99 06:01:01 PM 2 25.91 0.00 1.86 1.49 0.08 70.65 06:01:01 PM 3 20.13 0.00 1.78 0.54 0.08 77.47 Average: all 23.34 0.36 6.56 1.53 0.10 68.11 Average: 0 19.53 0.60 8.85 1.88 0.10 69.04 Average: 1 36.87 0.22 5.74 2.13 0.10 54.94 Average: 2 16.60 0.30 5.42 1.26 0.08 76.33 Average: 3 20.32 0.31 6.23 0.86 0.10 72.17