---> uname -a: Linux prd-centos8-redis-4c-4g-6211.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 721 12830 19 2211 14702 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:06:48:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86224sec preferred_lft 86224sec inet6 fe80::f816:3eff:fe06:48ca/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) 17:57:23 LINUX RESTART (4 CPU) 05:58:01 PM tps rtps wtps bread/s bwrtn/s 05:59:01 PM 196.40 82.77 113.63 2029.40 8394.75 06:00:01 PM 168.64 7.57 161.07 711.21 10502.93 Average: 182.52 45.17 137.35 1370.30 9448.84 05:58:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:59:01 PM 13331676 15119708 2809856 17.41 2688 1989548 880372 5.12 219092 2203128 155680 06:00:01 PM 13120296 15030360 3021236 18.72 2688 2108132 901544 5.24 413908 2203484 37176 Average: 13225986 15075034 2915546 18.06 2688 2048840 890958 5.18 316500 2203306 96428 05:58:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:59:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:59:01 PM eth0 63.52 44.18 940.83 8.16 0.00 0.00 0.00 0.00 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 337.96 233.88 1453.14 88.06 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 200.74 139.03 1196.98 48.11 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) 17:57:23 LINUX RESTART (4 CPU) 05:58:01 PM CPU %user %nice %system %iowait %steal %idle 05:59:01 PM all 20.76 0.74 14.34 2.14 0.09 61.94 05:59:01 PM 0 22.61 0.93 16.79 2.10 0.08 57.48 05:59:01 PM 1 14.92 0.70 12.84 2.41 0.10 69.02 05:59:01 PM 2 26.06 0.57 11.04 2.08 0.08 60.17 05:59:01 PM 3 19.45 0.74 16.67 1.96 0.10 61.08 06:00:01 PM all 24.89 0.00 2.28 1.71 0.07 71.05 06:00:01 PM 0 29.81 0.00 2.12 1.99 0.07 66.01 06:00:01 PM 1 27.44 0.00 2.46 1.12 0.07 68.91 06:00:01 PM 2 24.89 0.00 2.93 2.63 0.08 69.47 06:00:01 PM 3 17.40 0.00 1.59 1.12 0.07 79.82 Average: all 22.82 0.37 8.31 1.93 0.08 66.50 Average: 0 26.20 0.47 9.46 2.05 0.08 61.75 Average: 1 21.18 0.35 7.65 1.76 0.08 68.97 Average: 2 25.47 0.28 6.98 2.35 0.08 64.83 Average: 3 18.43 0.37 9.13 1.54 0.08 70.45