---> uname -a: Linux prd-centos8-redis-4c-4g-6098.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 719 12850 19 2192 14704 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:93:b3:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.126/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86223sec preferred_lft 86223sec inet6 fe80::f816:3eff:fe93:b324/64 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) 02/17/2024 _x86_64_ (4 CPU) 10:47:46 LINUX RESTART (4 CPU) 10:48:01 AM tps rtps wtps bread/s bwrtn/s 10:49:01 AM 275.91 164.72 111.19 7829.30 35441.05 10:50:01 AM 162.59 7.12 155.47 647.63 9858.46 Average: 219.26 85.93 133.33 4239.06 22651.88 10:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:49:01 AM 13467744 15142216 2673788 16.56 2688 1881484 864136 5.03 205684 2101496 132280 10:50:01 AM 13235056 15116936 2906476 18.01 2688 2080604 785584 4.57 239712 2255328 86480 Average: 13351400 15129576 2790132 17.29 2688 1981044 824860 4.80 222698 2178412 109380 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 324.27 164.40 1482.31 51.17 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 297.95 197.23 1684.32 82.38 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 311.11 180.81 1583.30 66.77 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) 02/17/2024 _x86_64_ (4 CPU) 10:47:46 LINUX RESTART (4 CPU) 10:48:01 AM CPU %user %nice %system %iowait %steal %idle 10:49:01 AM all 26.32 1.55 17.85 7.04 0.11 47.13 10:49:01 AM 0 35.32 1.17 16.70 12.86 0.12 33.83 10:49:01 AM 1 30.22 1.91 20.54 4.58 0.10 42.65 10:49:01 AM 2 20.24 1.50 18.34 8.11 0.10 51.71 10:49:01 AM 3 19.45 1.62 15.83 2.56 0.12 60.42 10:50:01 AM all 25.24 0.00 2.25 1.80 0.08 70.63 10:50:01 AM 0 33.47 0.00 1.82 0.45 0.08 64.18 10:50:01 AM 1 23.19 0.00 1.94 1.94 0.07 72.86 10:50:01 AM 2 24.90 0.00 2.14 1.72 0.08 71.15 10:50:01 AM 3 19.39 0.00 3.10 3.08 0.08 74.34 Average: all 25.78 0.77 10.03 4.41 0.09 58.90 Average: 0 34.39 0.59 9.25 6.65 0.10 49.03 Average: 1 26.70 0.96 11.23 3.26 0.08 57.77 Average: 2 22.58 0.75 10.22 4.91 0.09 61.45 Average: 3 19.42 0.81 9.44 2.82 0.10 67.41