---> uname -a: Linux prd-centos8-redis-4c-4g-8607.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 707 12795 19 2259 14715 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:28:32:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.220/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86229sec preferred_lft 86229sec inet6 fe80::f816:3eff:fe28:3278/64 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) 12/30/2023 _x86_64_ (4 CPU) 17:58:40 LINUX RESTART (4 CPU) 05:59:01 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 250.87 140.45 110.41 4786.94 7681.92 06:01:01 PM 165.46 7.22 158.24 657.62 12528.30 Average: 208.16 73.84 134.32 2722.45 10104.91 05:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13375884 15120628 2765640 17.13 2688 1950356 906216 5.27 209624 2181968 170928 06:01:01 PM 13053640 15029144 3087884 19.13 2688 2171932 890128 5.18 417192 2254972 75744 Average: 13214762 15074886 2926762 18.13 2688 2061144 898172 5.22 313408 2218470 123336 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 372.74 199.02 1849.11 53.66 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 323.15 195.67 1702.67 84.96 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 347.95 197.34 1775.89 69.31 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) 12/30/2023 _x86_64_ (4 CPU) 17:58:40 LINUX RESTART (4 CPU) 05:59:01 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 23.88 1.39 18.91 2.26 0.10 53.46 06:00:01 PM 0 25.55 1.06 17.90 2.01 0.10 53.38 06:00:01 PM 1 27.54 1.27 18.78 2.83 0.12 49.45 06:00:01 PM 2 25.58 1.09 17.95 2.55 0.10 52.73 06:00:01 PM 3 16.85 2.15 21.01 1.66 0.08 58.26 06:01:01 PM all 24.40 0.00 2.34 1.69 0.08 71.49 06:01:01 PM 0 35.20 0.00 2.10 0.58 0.08 62.02 06:01:01 PM 1 23.25 0.00 1.96 1.81 0.08 72.90 06:01:01 PM 2 24.14 0.00 2.62 2.54 0.08 70.61 06:01:01 PM 3 14.95 0.00 2.68 1.81 0.08 80.47 Average: all 24.14 0.69 10.62 1.97 0.09 62.48 Average: 0 30.39 0.53 9.99 1.30 0.09 57.71 Average: 1 25.39 0.64 10.36 2.32 0.10 61.19 Average: 2 24.86 0.54 10.28 2.54 0.09 61.68 Average: 3 15.90 1.07 11.84 1.74 0.08 69.36