---> uname -a: Linux prd-centos8-redis-4c-4g-1648.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: 2799.998 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 746 12776 17 2239 14677 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:18:1c:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.156/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fe18:1c25/64 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) 12/02/2023 _x86_64_ (4 CPU) 01:35:59 LINUX RESTART (4 CPU) 01:37:02 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 213.71 112.06 101.64 3160.15 6734.09 01:39:01 AM 160.12 7.20 152.92 666.02 12054.97 Average: 186.69 59.20 127.50 1902.71 9416.66 01:37:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13437268 15151812 2704264 16.75 2688 1918496 842208 4.90 206452 2130628 157508 01:39:01 AM 13166292 15096832 2975240 18.43 2688 2127520 809316 4.71 239496 2331992 74728 Average: 13301780 15124322 2839752 17.59 2688 2023008 825762 4.80 222974 2231310 116118 01:37:02 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 74.31 51.14 971.29 10.10 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 296.35 205.25 1731.91 82.64 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 186.26 128.83 1354.76 46.67 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) 12/02/2023 _x86_64_ (4 CPU) 01:35:59 LINUX RESTART (4 CPU) 01:37:02 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 20.19 0.98 13.28 5.53 0.15 59.88 01:38:01 AM 0 15.07 0.83 11.83 6.46 0.15 65.65 01:38:01 AM 1 23.00 1.01 12.86 2.17 0.14 60.83 01:38:01 AM 2 17.75 0.93 13.16 6.44 0.12 61.59 01:38:01 AM 3 24.96 1.16 15.28 7.04 0.17 51.39 01:39:01 AM all 24.14 0.00 2.20 3.17 0.10 70.38 01:39:01 AM 0 30.19 0.00 3.21 3.21 0.10 63.29 01:39:01 AM 1 29.34 0.00 1.79 2.61 0.10 66.15 01:39:01 AM 2 20.08 0.00 1.32 1.29 0.08 77.22 01:39:01 AM 3 16.90 0.00 2.50 5.60 0.13 74.87 Average: all 22.18 0.49 7.70 4.34 0.12 65.17 Average: 0 22.67 0.41 7.50 4.83 0.13 64.46 Average: 1 26.20 0.50 7.28 2.39 0.12 63.52 Average: 2 18.93 0.46 7.18 3.84 0.10 69.50 Average: 3 20.90 0.58 8.84 6.31 0.15 63.22