---> uname -a: Linux prd-centos8-robot-2c-8g-3209.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 578 4940 19 2178 6820 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:90:0b:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.103/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:fe90:b7c/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) 01/23/2026 _x86_64_ (2 CPU) 03:24:24 LINUX RESTART (2 CPU) 03:25:01 AM tps rtps wtps bread/s bwrtn/s 03:26:01 AM 83.47 6.76 76.71 1250.65 5993.92 03:27:01 AM 88.89 1.08 87.80 75.31 11209.53 03:28:01 AM 32.41 0.42 31.99 64.79 2268.14 03:29:01 AM 76.35 6.93 69.42 1289.52 7993.08 03:30:01 AM 6.93 0.07 6.86 4.93 496.37 03:31:01 AM 2.17 0.03 2.13 1.87 121.93 03:32:01 AM 15.03 0.32 14.71 36.93 609.53 03:33:01 AM 33.14 0.52 32.63 63.86 1500.82 Average: 42.30 2.02 40.28 348.48 3774.22 03:25:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:26:01 AM 5295656 7031892 2586764 32.82 2688 1918340 699344 7.83 186572 2078024 194356 03:27:01 AM 5183592 7025132 2698828 34.24 2688 2017548 672052 7.52 208376 2141448 9984 03:28:01 AM 5032176 7000456 2850244 36.16 2688 2139340 712612 7.98 232140 2253864 99372 03:29:01 AM 4962100 7060940 2920320 37.05 2688 2265288 622736 6.97 259444 2275776 9924 03:30:01 AM 4917616 7017020 2964804 37.61 2688 2265880 694784 7.78 259848 2319336 460 03:31:01 AM 4912780 7013432 2969640 37.67 2688 2267120 694784 7.78 260060 2324276 168 03:32:01 AM 5083920 7006188 2798500 35.50 2688 2092944 689728 7.72 303972 2124892 32652 03:33:01 AM 5049676 6974688 2832744 35.94 2688 2098264 721800 8.08 464564 2008496 26396 Average: 5054690 7016218 2827730 35.87 2688 2133090 688480 7.71 271872 2190764 46664 03:25:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 238.22 173.48 1572.89 50.33 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 69.19 50.10 606.23 8.93 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 43.99 35.36 332.17 7.47 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 183.49 134.09 50.13 39.01 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 18.23 9.15 4.59 3.31 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 25.97 22.68 8.53 5.20 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 60.14 44.34 84.55 28.05 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 20.48 17.68 17.28 8.85 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 82.46 60.86 334.56 18.89 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) 01/23/2026 _x86_64_ (2 CPU) 03:24:24 LINUX RESTART (2 CPU) 03:25:01 AM CPU %user %nice %system %iowait %steal %idle 03:26:01 AM all 38.58 0.00 5.36 0.78 0.10 55.18 03:26:01 AM 0 38.83 0.00 5.21 0.87 0.10 54.99 03:26:01 AM 1 38.32 0.00 5.50 0.70 0.10 55.37 03:27:01 AM all 23.55 0.00 3.65 0.86 0.08 71.86 03:27:01 AM 0 33.21 0.00 4.04 0.90 0.07 61.78 03:27:01 AM 1 13.90 0.00 3.25 0.82 0.08 81.95 03:28:01 AM all 23.88 0.00 3.03 0.26 0.08 72.75 03:28:01 AM 0 23.01 0.00 2.69 0.25 0.10 73.96 03:28:01 AM 1 24.75 0.00 3.37 0.27 0.07 71.55 03:29:01 AM all 22.98 0.00 4.49 0.66 0.08 71.78 03:29:01 AM 0 35.59 0.00 5.38 0.92 0.08 58.03 03:29:01 AM 1 10.38 0.00 3.60 0.40 0.08 85.53 03:30:01 AM all 2.26 0.00 0.29 0.06 0.04 97.34 03:30:01 AM 0 4.07 0.00 0.45 0.08 0.02 95.38 03:30:01 AM 1 0.45 0.00 0.13 0.03 0.07 99.31 03:31:01 AM all 8.78 0.00 0.86 0.02 0.08 90.26 03:31:01 AM 0 8.33 0.00 0.80 0.02 0.08 90.76 03:31:01 AM 1 9.23 0.00 0.92 0.02 0.08 89.75 03:32:01 AM all 23.85 0.00 2.30 0.07 0.08 73.70 03:32:01 AM 0 21.61 0.00 2.51 0.03 0.08 75.76 03:32:01 AM 1 26.09 0.00 2.10 0.10 0.07 71.64 03:33:01 AM all 31.85 0.00 4.01 0.13 0.09 63.92 03:33:01 AM 0 31.14 0.00 4.22 0.12 0.08 64.44 03:33:01 AM 1 32.55 0.00 3.80 0.15 0.10 63.40 Average: all 21.97 0.00 3.00 0.35 0.08 74.59 Average: 0 24.48 0.00 3.16 0.40 0.08 71.88 Average: 1 19.46 0.00 2.84 0.31 0.08 77.31