---> uname -a: Linux prd-centos8-redis-4c-4g-4423.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 725 12822 19 2214 14697 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:fc:7d:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.118/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fefc:7d72/64 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) 02/10/2024 _x86_64_ (4 CPU) 17:58:56 LINUX RESTART (4 CPU) 06:00:00 PM tps rtps wtps bread/s bwrtn/s 06:00:01 PM 141.79 139.55 2.24 2310.45 17.91 06:01:01 PM 147.94 2.25 145.69 323.41 9251.17 06:02:01 PM 93.34 5.86 87.47 420.32 7036.73 Average: 120.87 5.55 115.32 393.28 8054.06 06:00:00 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:00:01 PM 13535960 15148916 2605572 16.14 2688 1828048 874092 5.08 213532 2056020 84916 06:01:01 PM 13003068 14859100 3138464 19.44 2688 2055364 1362352 7.93 223428 2514976 137116 06:02:01 PM 13149716 15063964 2991816 18.53 2688 2112220 844176 4.91 414112 2173144 37732 Average: 13229581 15023993 2911951 18.04 2688 1998544 1026873 5.97 283691 2248047 86588 06:00:00 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 0.00 0.75 0.00 0.05 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 136.59 119.61 1136.94 35.09 0.00 0.00 0.00 0.00 06:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:02:01 PM eth0 281.34 178.56 658.17 65.85 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 206.67 147.45 887.61 49.92 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) 02/10/2024 _x86_64_ (4 CPU) 17:58:56 LINUX RESTART (4 CPU) 06:00:00 PM CPU %user %nice %system %iowait %steal %idle 06:00:01 PM all 20.34 0.00 6.16 1.12 0.19 72.20 06:00:01 PM 0 37.31 0.00 6.72 0.00 0.00 55.97 06:00:01 PM 1 2.26 0.00 1.50 0.00 0.00 96.24 06:00:01 PM 2 26.87 0.00 9.70 4.48 0.00 58.96 06:00:01 PM 3 14.81 0.00 6.67 0.00 0.74 77.78 06:01:01 PM all 22.86 0.00 2.06 2.92 0.08 72.08 06:01:01 PM 0 37.77 0.00 2.90 2.39 0.10 56.84 06:01:01 PM 1 25.92 0.00 2.44 3.37 0.10 68.17 06:01:01 PM 2 18.81 0.00 1.61 2.25 0.05 77.28 06:01:01 PM 3 8.92 0.00 1.27 3.67 0.08 86.06 06:02:01 PM all 18.17 0.00 1.71 1.40 0.08 78.65 06:02:01 PM 0 14.77 0.00 1.03 1.97 0.07 82.16 06:02:01 PM 1 26.09 0.00 1.81 0.95 0.07 71.09 06:02:01 PM 2 17.52 0.00 2.68 2.51 0.08 77.20 06:02:01 PM 3 14.30 0.00 1.31 0.17 0.08 84.14 Average: all 20.51 0.00 1.93 2.15 0.08 75.33 Average: 0 26.37 0.00 2.02 2.16 0.08 69.37 Average: 1 25.74 0.00 2.12 2.13 0.08 69.92 Average: 2 18.26 0.00 2.23 2.40 0.07 77.04 Average: 3 11.65 0.00 1.35 1.90 0.09 85.01