---> uname -a: Linux prd-centos8-robot-2c-8g-16495.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 587 4938 19 2171 6811 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:ec:45:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.97/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85930sec preferred_lft 85930sec inet6 fe80::f816:3eff:feec:456f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 12/26/2025 _x86_64_ (2 CPU) 03:12:15 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 92.09 49.58 42.51 6110.42 18768.66 03:15:01 AM 114.60 0.32 114.28 22.40 10959.12 03:16:01 AM 39.25 1.15 38.10 117.16 3921.09 03:17:01 AM 69.17 6.93 62.24 1286.59 3969.51 03:18:01 AM 32.92 0.03 32.89 3.47 6309.48 03:19:01 AM 18.83 0.38 18.45 41.86 659.32 03:20:01 AM 30.84 0.52 30.32 63.85 1276.27 Average: 56.82 8.42 48.40 1092.77 6553.18 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5498976 7044020 2383448 30.24 2688 1737708 738136 8.26 185888 1914180 88196 03:15:01 AM 5181228 7024436 2701196 34.27 2688 2018888 687404 7.70 188572 2161444 104464 03:16:01 AM 5235928 7082460 2646496 33.57 2688 2022360 637108 7.13 219108 2078680 10756 03:17:01 AM 4894668 6991948 2987756 37.90 2688 2264468 699616 7.83 255036 2355692 173880 03:18:01 AM 4950588 7049776 2931836 37.19 2688 2266552 631848 7.07 260476 2288628 0 03:19:01 AM 5007416 6920864 2875008 36.47 2688 2086652 780556 8.74 287960 2226900 28328 03:20:01 AM 5064132 6980160 2818292 35.75 2688 2089736 722844 8.09 460516 2001404 25128 Average: 5118991 7013381 2763433 35.06 2688 2069481 699645 7.83 265365 2146704 61536 03:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 278.47 171.65 1371.97 57.76 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 87.70 68.39 1137.21 9.96 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 14.96 8.20 6.24 3.49 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 48.51 39.73 339.99 9.77 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 146.47 119.64 34.76 34.62 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 57.89 37.36 78.13 20.70 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 18.96 16.84 15.37 8.44 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 93.30 65.98 426.32 20.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 12/26/2025 _x86_64_ (2 CPU) 03:12:15 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 26.75 0.04 5.55 17.13 0.09 50.43 03:14:01 AM 0 15.98 0.07 5.06 15.61 0.08 63.20 03:14:01 AM 1 37.47 0.02 6.03 18.65 0.10 37.74 03:15:01 AM all 36.47 0.00 5.01 4.26 0.11 54.16 03:15:01 AM 0 22.34 0.00 3.63 4.20 0.10 69.73 03:15:01 AM 1 50.66 0.00 6.39 4.31 0.12 38.52 03:16:01 AM all 13.10 0.00 1.65 0.88 0.07 84.29 03:16:01 AM 0 14.36 0.00 1.59 0.94 0.07 83.05 03:16:01 AM 1 11.85 0.00 1.72 0.83 0.07 85.53 03:17:01 AM all 35.45 0.00 6.03 1.80 0.10 56.62 03:17:01 AM 0 35.59 0.00 6.48 2.24 0.10 55.58 03:17:01 AM 1 35.31 0.00 5.57 1.37 0.10 57.65 03:18:01 AM all 3.11 0.00 0.99 1.31 0.05 94.53 03:18:01 AM 0 2.54 0.00 0.92 0.80 0.05 95.69 03:18:01 AM 1 3.68 0.00 1.07 1.82 0.05 93.38 03:19:01 AM all 14.25 0.00 2.04 0.09 0.07 83.55 03:19:01 AM 0 7.66 0.00 2.06 0.10 0.07 90.11 03:19:01 AM 1 20.83 0.00 2.02 0.08 0.07 77.00 03:20:01 AM all 31.99 0.00 3.97 0.16 0.08 63.80 03:20:01 AM 0 26.02 0.00 3.07 0.12 0.08 70.71 03:20:01 AM 1 37.94 0.00 4.87 0.20 0.07 56.92 Average: all 23.02 0.01 3.60 3.65 0.08 69.64 Average: 0 17.79 0.01 3.26 3.41 0.08 75.45 Average: 1 28.24 0.00 3.95 3.88 0.08 63.84