---> uname -a: Linux prd-centos8-redis-4c-4g-13662.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 744 12821 19 2197 14679 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:1d:3b:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.135/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86237sec preferred_lft 86237sec inet6 fe80::f816:3eff:fe1d:3b8e/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) 01/20/2024 _x86_64_ (4 CPU) 10:47:43 LINUX RESTART (4 CPU) 10:48:01 AM tps rtps wtps bread/s bwrtn/s 10:49:01 AM 269.34 155.68 113.66 7666.71 17068.83 10:50:01 AM 174.81 7.65 167.16 729.76 11821.76 Average: 222.08 81.66 140.41 4198.23 14445.29 10:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:49:01 AM 13414192 15144820 2727340 16.90 2688 1936540 842960 4.90 208452 2150144 171716 10:50:01 AM 13169884 15067388 2971648 18.41 2688 2094968 842596 4.90 410292 2154620 52448 Average: 13292038 15106104 2849494 17.65 2688 2015754 842778 4.90 309372 2152382 112082 10:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:49:01 AM eth0 316.23 176.76 1685.11 52.26 0.00 0.00 0.00 0.00 10:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 AM eth0 295.72 217.16 1521.01 86.79 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 305.97 196.96 1603.06 69.53 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) 01/20/2024 _x86_64_ (4 CPU) 10:47:43 LINUX RESTART (4 CPU) 10:48:01 AM CPU %user %nice %system %iowait %steal %idle 10:49:01 AM all 24.22 1.38 15.13 3.66 0.10 55.51 10:49:01 AM 0 18.82 2.03 17.68 3.52 0.12 57.83 10:49:01 AM 1 32.44 1.19 13.94 3.33 0.08 49.01 10:49:01 AM 2 13.40 1.33 16.02 4.16 0.10 64.99 10:49:01 AM 3 32.23 0.96 12.88 3.63 0.12 50.19 10:50:01 AM all 25.40 0.00 2.38 1.77 0.08 70.36 10:50:01 AM 0 23.22 0.00 2.57 1.25 0.10 72.85 10:50:01 AM 1 33.42 0.00 3.13 2.41 0.08 60.96 10:50:01 AM 2 25.08 0.00 2.09 1.69 0.07 71.07 10:50:01 AM 3 19.89 0.00 1.74 1.74 0.07 76.57 Average: all 24.81 0.69 8.75 2.72 0.09 62.95 Average: 0 21.02 1.01 10.11 2.38 0.11 65.36 Average: 1 32.93 0.59 8.53 2.87 0.08 54.99 Average: 2 19.25 0.66 9.05 2.93 0.08 68.04 Average: 3 26.05 0.48 7.30 2.68 0.09 63.40