---> uname -a: Linux prd-centos8-redis-4c-4g-13703.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 726 12840 19 2195 14699 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:f7:ef:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.69/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86239sec preferred_lft 86239sec inet6 fe80::f816:3eff:fef7:efc2/64 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) 03/16/2024 _x86_64_ (4 CPU) 17:58:39 LINUX RESTART (4 CPU) 05:59:01 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 242.52 130.91 111.61 3733.29 7455.15 06:01:01 PM 162.95 7.68 155.26 730.16 11455.41 Average: 202.73 69.29 133.44 2231.72 9455.28 05:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13419084 15141152 2722448 16.87 2688 1927724 860400 5.01 209324 2140640 158224 06:01:01 PM 13128620 15031636 3012912 18.67 2688 2101380 884292 5.14 413064 2194156 37464 Average: 13273852 15086394 2867680 17.77 2688 2014552 872346 5.07 311194 2167398 97844 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 251.87 139.85 1488.24 43.09 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 350.02 232.76 1604.14 89.16 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 300.94 186.30 1546.19 66.12 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) 03/16/2024 _x86_64_ (4 CPU) 17:58:39 LINUX RESTART (4 CPU) 05:59:01 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 23.92 1.36 17.30 2.09 0.11 55.23 06:00:01 PM 0 23.59 0.92 13.74 2.17 0.12 59.47 06:00:01 PM 1 17.65 1.34 19.01 1.84 0.10 60.05 06:00:01 PM 2 32.02 1.17 17.38 2.08 0.12 47.23 06:00:01 PM 3 22.42 1.99 19.07 2.28 0.10 54.14 06:01:01 PM all 24.97 0.00 2.14 1.28 0.08 71.53 06:01:01 PM 0 15.45 0.00 1.39 0.85 0.07 82.24 06:01:01 PM 1 43.37 0.00 2.84 1.07 0.08 52.64 06:01:01 PM 2 18.57 0.00 2.44 1.64 0.10 77.25 06:01:01 PM 3 22.49 0.00 1.89 1.56 0.08 73.98 Average: all 24.44 0.68 9.72 1.69 0.10 63.38 Average: 0 19.52 0.46 7.57 1.51 0.09 70.85 Average: 1 30.52 0.67 10.92 1.46 0.09 56.34 Average: 2 25.29 0.59 9.91 1.86 0.11 62.24 Average: 3 22.46 1.00 10.48 1.92 0.09 64.06