---> uname -a: Linux prd-centos8-redis-4c-4g-23113.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 715 12859 19 2188 14711 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:8c:60:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86228sec preferred_lft 86228sec inet6 fe80::f816:3eff:fe8c:6001/64 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) 04/13/2024 _x86_64_ (4 CPU) 17:59:41 LINUX RESTART (4 CPU) 06:00:00 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 23.19 0.00 23.19 0.00 47582.61 06:01:01 PM 273.74 164.00 109.75 7895.65 27961.11 06:02:01 PM 155.99 7.08 148.91 655.14 10371.71 Average: 213.77 85.04 128.72 4250.66 19328.08 06:00:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 14287120 15522480 1854412 11.49 2688 1465944 426352 2.64 92900 1475664 523564 06:01:01 PM 13489208 15172692 2652324 16.43 2688 1890128 822340 4.78 207380 2075076 124160 06:02:01 PM 13192880 15081392 2948652 18.27 2688 2087536 861208 5.01 409280 2134132 51692 Average: 13656403 15258855 2485129 15.40 2688 1814536 703300 4.09 236520 1894957 233139 06:00:00 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 26.09 18.84 6.91 4.64 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 317.54 169.64 1628.53 50.82 0.00 0.00 0.00 0.00 06:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 PM eth0 339.96 221.56 1666.80 87.05 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 327.03 194.59 1638.29 68.57 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) 04/13/2024 _x86_64_ (4 CPU) 17:59:41 LINUX RESTART (4 CPU) 06:00:00 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 1.47 0.00 1.83 48.35 0.00 48.35 06:00:01 PM 0 1.43 0.00 1.43 0.00 0.00 97.14 06:00:01 PM 1 0.00 0.00 1.47 98.53 0.00 0.00 06:00:01 PM 2 1.52 0.00 1.52 0.00 0.00 96.97 06:00:01 PM 3 2.90 0.00 2.90 94.20 0.00 0.00 06:01:01 PM all 26.03 1.52 17.01 6.45 0.12 48.88 06:01:01 PM 0 30.26 1.79 17.47 5.37 0.12 44.99 06:01:01 PM 1 18.24 1.43 16.63 4.36 0.10 59.23 06:01:01 PM 2 22.24 1.41 17.19 6.65 0.13 52.37 06:01:01 PM 3 33.39 1.44 16.75 9.42 0.12 38.88 06:02:01 PM all 24.19 0.00 2.24 1.59 0.09 71.90 06:02:01 PM 0 35.17 0.00 2.32 0.97 0.10 61.44 06:02:01 PM 1 20.90 0.00 2.82 2.34 0.10 73.84 06:02:01 PM 2 20.97 0.00 1.99 1.99 0.08 74.97 06:02:01 PM 3 19.69 0.00 1.82 1.05 0.07 77.37 Average: all 24.97 0.75 9.56 4.26 0.10 60.36 Average: 0 32.54 0.89 9.83 3.14 0.11 53.49 Average: 1 19.46 0.71 9.66 3.89 0.10 66.18 Average: 2 21.49 0.70 9.53 4.29 0.11 63.88 Average: 3 26.37 0.71 9.22 5.73 0.09 57.88