---> uname -a: Linux prd-centos8-redis-4c-4g-3434.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 716 12807 19 2238 14707 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:3f:33:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86222sec preferred_lft 86222sec inet6 fe80::f816:3eff:fe3f:334b/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) 12/09/2023 _x86_64_ (4 CPU) 01:36:25 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 191.93 81.65 110.28 2027.40 7360.71 01:39:01 AM 167.21 7.57 159.64 711.21 12878.24 Average: 179.57 44.61 134.96 1369.31 10119.47 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13292196 15120432 2849336 17.65 2688 2029704 881648 5.13 226084 2238024 244980 01:39:01 AM 13125716 15066680 3015816 18.68 2688 2137552 865704 5.04 411432 2194552 43640 Average: 13208956 15093556 2932576 18.17 2688 2083628 873676 5.08 318758 2216288 144310 01:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 AM eth0 81.15 54.32 1229.11 8.56 0.00 0.00 0.00 0.00 01:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 AM eth0 370.87 232.86 1454.13 87.86 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 226.01 143.59 1341.62 48.21 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) 12/09/2023 _x86_64_ (4 CPU) 01:36:25 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 21.41 0.73 10.33 1.47 0.10 65.96 01:38:01 AM 0 23.14 0.70 11.28 1.47 0.10 63.30 01:38:01 AM 1 10.79 0.74 9.07 0.97 0.08 78.35 01:38:01 AM 2 30.82 0.92 13.44 2.14 0.10 52.58 01:38:01 AM 3 20.90 0.57 7.53 1.30 0.10 69.60 01:39:01 AM all 24.08 0.00 2.36 2.84 0.10 70.63 01:39:01 AM 0 21.61 0.00 2.58 2.44 0.10 73.27 01:39:01 AM 1 21.46 0.00 1.59 5.40 0.08 71.47 01:39:01 AM 2 27.05 0.00 2.86 2.21 0.10 67.78 01:39:01 AM 3 26.19 0.00 2.41 1.29 0.10 70.01 Average: all 22.74 0.37 6.35 2.15 0.10 68.29 Average: 0 22.37 0.35 6.93 1.96 0.10 68.29 Average: 1 16.13 0.37 5.33 3.19 0.08 74.91 Average: 2 28.93 0.46 8.16 2.17 0.10 60.18 Average: 3 23.54 0.28 4.97 1.30 0.10 69.80