---> uname -a: Linux prd-centos8-redis-4c-4g-24754.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 731 12845 19 2185 14694 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:6a:d7:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86230sec preferred_lft 86230sec inet6 fe80::f816:3eff:fe6a:d7a2/64 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) 17:58:44 LINUX RESTART (4 CPU) 05:59:01 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 275.09 163.08 112.01 7637.40 30367.88 06:01:01 PM 157.76 7.22 150.54 657.89 10488.27 Average: 216.43 85.15 131.28 4147.94 20428.90 05:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13450248 15137232 2691284 16.67 2688 1893244 850248 4.95 207688 2115620 130852 06:01:01 PM 13159636 15044320 2981896 18.47 2688 2083768 879284 5.12 410024 2167912 51580 Average: 13304942 15090776 2836590 17.57 2688 1988506 864766 5.03 308856 2141766 91216 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 352.50 172.24 1638.69 50.71 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 304.20 216.33 1668.80 86.89 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 328.35 194.28 1653.74 68.80 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) 17:58:44 LINUX RESTART (4 CPU) 05:59:01 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 23.03 1.63 20.98 5.27 0.10 48.99 06:00:01 PM 0 22.64 1.37 20.46 2.69 0.10 52.74 06:00:01 PM 1 25.26 2.45 23.81 5.55 0.10 42.83 06:00:01 PM 2 20.22 1.29 18.91 2.24 0.10 57.24 06:00:01 PM 3 24.01 1.41 20.75 10.61 0.08 43.13 06:01:01 PM all 24.16 0.00 2.21 1.19 0.08 72.35 06:01:01 PM 0 21.49 0.00 1.63 0.42 0.07 76.39 06:01:01 PM 1 25.39 0.00 2.22 0.95 0.08 71.35 06:01:01 PM 2 29.80 0.00 3.42 2.26 0.08 64.44 06:01:01 PM 3 19.99 0.00 1.59 1.14 0.07 77.22 Average: all 23.60 0.81 11.59 3.23 0.09 60.69 Average: 0 22.06 0.68 11.03 1.55 0.08 64.59 Average: 1 25.32 1.22 13.00 3.25 0.09 57.11 Average: 2 25.01 0.64 11.17 2.25 0.09 60.84 Average: 3 22.00 0.70 11.17 5.87 0.08 60.19