---> uname -a: Linux prd-centos8-redis-4c-4g-10111.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 725 12778 19 2259 14697 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:6f:0b:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.19/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86231sec preferred_lft 86231sec inet6 fe80::f816:3eff:fe6f:beb/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) 01/06/2024 _x86_64_ (4 CPU) 17:58:49 LINUX RESTART (4 CPU) 05:59:01 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 293.04 172.81 120.23 9284.26 43153.95 06:01:01 PM 166.43 7.21 159.21 657.51 12697.28 Average: 229.73 90.01 139.72 4970.88 27925.62 05:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13466224 15164948 2675308 16.57 2688 1904796 838852 4.88 206872 2096396 138052 06:01:01 PM 13122876 15072632 3018656 18.70 2688 2147500 842464 4.90 409540 2198896 49464 Average: 13294550 15118790 2846982 17.64 2688 2026148 840658 4.89 308206 2147646 93758 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 321.44 165.34 1663.85 50.79 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 374.46 238.84 1907.30 88.45 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 347.95 202.09 1785.58 69.62 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) 01/06/2024 _x86_64_ (4 CPU) 17:58:49 LINUX RESTART (4 CPU) 05:59:01 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 27.36 1.60 18.54 5.07 0.10 47.33 06:00:01 PM 0 30.11 1.44 18.29 5.42 0.12 44.62 06:00:01 PM 1 28.39 2.05 20.34 8.05 0.10 41.07 06:00:01 PM 2 27.75 1.29 16.12 3.82 0.08 50.93 06:00:01 PM 3 23.17 1.61 19.44 2.99 0.10 52.69 06:01:01 PM all 24.64 0.00 2.35 1.53 0.08 71.40 06:01:01 PM 0 28.27 0.00 2.29 1.24 0.08 68.12 06:01:01 PM 1 16.28 0.00 1.89 1.02 0.07 80.74 06:01:01 PM 2 30.96 0.00 2.92 2.52 0.08 63.51 06:01:01 PM 3 23.04 0.00 2.29 1.34 0.08 73.25 Average: all 26.00 0.80 10.43 3.30 0.09 59.39 Average: 0 29.19 0.72 10.27 3.32 0.10 56.40 Average: 1 22.32 1.02 11.09 4.53 0.08 60.95 Average: 2 29.36 0.64 9.51 3.17 0.08 57.23 Average: 3 23.10 0.80 10.85 2.16 0.09 63.00