---> uname -a: Linux prd-centos8-redis-4c-4g-3677.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 711 12796 19 2255 14712 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:40:fa:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.83/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86230sec preferred_lft 86230sec inet6 fe80::f816:3eff:fe40:faf1/64 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) 17:58:41 LINUX RESTART (4 CPU) 05:59:01 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 260.48 151.37 109.11 6224.19 7630.26 06:01:01 PM 167.50 7.28 160.22 676.06 12786.42 Average: 213.99 79.32 134.67 3449.90 10208.55 05:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13369676 15114884 2771856 17.17 2688 1950692 880680 5.12 209736 2190668 171520 06:01:01 PM 13057628 15028364 3083904 19.11 2688 2167392 914440 5.32 417552 2256180 63724 Average: 13213652 15071624 2927880 18.14 2688 2059042 897560 5.22 313644 2223424 117622 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 350.43 186.10 1862.70 54.26 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 340.75 222.92 1693.69 87.14 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 345.59 204.51 1778.19 70.70 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) 17:58:41 LINUX RESTART (4 CPU) 05:59:01 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 24.25 1.32 13.21 2.60 0.10 58.53 06:00:01 PM 0 20.30 1.19 13.85 2.61 0.12 61.94 06:00:01 PM 1 29.32 2.06 15.90 3.32 0.10 49.30 06:00:01 PM 2 23.76 0.92 11.83 2.51 0.10 60.88 06:00:01 PM 3 23.62 1.09 11.25 1.94 0.10 61.99 06:01:01 PM all 24.63 0.00 2.41 2.00 0.08 70.89 06:01:01 PM 0 22.11 0.00 2.43 1.80 0.07 73.58 06:01:01 PM 1 17.47 0.00 2.21 2.07 0.08 78.17 06:01:01 PM 2 25.10 0.00 2.54 2.04 0.07 70.26 06:01:01 PM 3 33.84 0.00 2.48 2.07 0.08 61.53 Average: all 24.44 0.66 7.80 2.30 0.09 64.72 Average: 0 21.21 0.59 8.13 2.20 0.09 67.77 Average: 1 23.38 1.03 9.04 2.70 0.09 63.76 Average: 2 24.43 0.46 7.18 2.28 0.08 65.57 Average: 3 28.74 0.54 6.86 2.01 0.09 61.76