---> uname -a: Linux prd-centos8-redis-4c-4g-24501.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 8.7G 72G 11% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 709 12878 19 2174 14716 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:0d:4b:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:fe0d:4bd6/64 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) 04/20/2024 _x86_64_ (4 CPU) 01:36:09 LINUX RESTART (4 CPU) 01:37:01 AM tps rtps wtps bread/s bwrtn/s 01:38:01 AM 217.91 49.83 168.09 2000.73 10226.70 01:39:01 AM 88.79 5.70 83.09 399.47 7078.34 Average: 153.34 27.76 125.59 1200.03 8652.39 01:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 AM 13033500 14860216 3108024 19.25 2688 2027144 1299316 7.56 222264 2486616 142048 01:39:01 AM 13196024 15077388 2945500 18.25 2688 2080024 860280 5.00 414144 2126832 23032 Average: 13114762 14968802 3026762 18.75 2688 2053584 1079798 6.28 318204 2306724 82540 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 129.76 98.75 1639.38 33.76 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 301.00 182.29 656.46 63.78 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 215.39 140.52 1147.88 48.77 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) 04/20/2024 _x86_64_ (4 CPU) 01:36:09 LINUX RESTART (4 CPU) 01:37:01 AM CPU %user %nice %system %iowait %steal %idle 01:38:01 AM all 24.75 0.38 6.95 2.16 0.10 65.67 01:38:01 AM 0 21.79 0.48 7.98 2.10 0.10 67.55 01:38:01 AM 1 16.11 0.30 6.23 2.71 0.10 74.55 01:38:01 AM 2 37.61 0.45 7.63 2.73 0.10 51.49 01:38:01 AM 3 23.47 0.28 5.94 1.09 0.10 69.11 01:39:01 AM all 19.39 0.00 1.71 0.94 0.07 77.89 01:39:01 AM 0 20.40 0.00 1.85 1.00 0.07 76.68 01:39:01 AM 1 12.87 0.00 1.59 0.77 0.08 84.69 01:39:01 AM 2 16.71 0.00 2.06 1.27 0.07 79.90 01:39:01 AM 3 27.58 0.00 1.35 0.72 0.07 70.28 Average: all 22.07 0.19 4.33 1.55 0.09 71.78 Average: 0 21.09 0.24 4.92 1.55 0.08 72.11 Average: 1 14.49 0.15 3.91 1.74 0.09 79.63 Average: 2 27.16 0.23 4.84 2.00 0.08 65.69 Average: 3 25.52 0.14 3.65 0.90 0.08 69.70