---> uname -a: Linux prd-centos8-redis-4c-4g-9866.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: 2799.996 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 8.8G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 729 12787 19 2246 14693 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:8f:ab:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.244/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86205sec preferred_lft 86205sec inet6 fe80::f816:3eff:fe8f:ab24/64 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) 01/06/2024 _x86_64_ (4 CPU) 01:35:42 LINUX RESTART (4 CPU) 01:36:01 AM tps rtps wtps bread/s bwrtn/s 01:37:01 AM 273.94 162.78 111.16 7745.95 26387.05 01:38:01 AM 167.04 7.20 159.85 665.91 11844.60 01:39:01 AM 53.31 0.83 52.47 81.19 4049.43 Average: 164.77 56.94 107.83 2831.17 14094.25 01:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:37:01 AM 13471868 15167360 2669664 16.54 2688 1901552 848536 4.94 208328 2089736 144944 01:38:01 AM 13168536 15103552 2972996 18.42 2688 2133432 792616 4.61 239960 2324344 75692 01:39:01 AM 13114860 15066832 3026672 18.75 2688 2146960 832084 4.84 424188 2186612 41916 Average: 13251755 15112581 2889777 17.90 2688 2060648 824412 4.80 290825 2200231 87517 01:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 AM eth0 276.16 156.88 1521.27 49.49 0.00 0.00 0.00 0.00 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 226.87 185.95 1830.08 78.57 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 28.55 23.01 66.79 12.88 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 177.20 121.96 1139.44 46.98 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) 01/06/2024 _x86_64_ (4 CPU) 01:35:42 LINUX RESTART (4 CPU) 01:36:01 AM CPU %user %nice %system %iowait %steal %idle 01:37:01 AM all 21.93 1.52 17.11 5.92 0.11 53.41 01:37:01 AM 0 33.65 1.24 15.73 9.41 0.12 39.85 01:37:01 AM 1 19.25 1.44 17.51 3.43 0.12 58.25 01:37:01 AM 2 17.34 1.45 18.79 6.86 0.10 55.46 01:37:01 AM 3 17.46 1.95 16.40 4.00 0.12 60.08 01:38:01 AM all 22.86 0.00 2.27 2.52 0.09 72.26 01:38:01 AM 0 13.99 0.00 2.47 0.82 0.09 82.63 01:38:01 AM 1 24.28 0.00 1.89 2.43 0.09 71.31 01:38:01 AM 2 26.52 0.00 2.73 4.39 0.10 66.25 01:38:01 AM 3 26.64 0.00 2.01 2.42 0.10 68.84 01:39:01 AM all 16.51 0.00 1.31 1.22 0.07 80.89 01:39:01 AM 0 24.58 0.00 1.44 0.20 0.08 73.70 01:39:01 AM 1 24.24 0.00 1.77 0.92 0.07 73.01 01:39:01 AM 2 15.59 0.00 1.40 3.57 0.05 79.39 01:39:01 AM 3 1.60 0.00 0.63 0.20 0.07 97.49 Average: all 20.41 0.51 6.92 3.22 0.09 68.85 Average: 0 24.14 0.42 6.56 3.49 0.10 65.29 Average: 1 22.58 0.48 7.09 2.26 0.09 67.50 Average: 2 19.76 0.48 7.66 4.94 0.08 67.07 Average: 3 15.13 0.65 6.37 2.20 0.10 75.55