---> uname -a: Linux prd-centos8-robot-2c-8g-34451.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 613 4902 19 2182 6786 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:42:85:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.28/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85942sec preferred_lft 85942sec inet6 fe80::f816:3eff:fe42:85bc/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) 01/13/2026 _x86_64_ (2 CPU) 00:32:22 LINUX RESTART (2 CPU) 12:33:01 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 89.95 15.26 74.69 3971.21 7274.94 12:35:01 AM 83.32 1.12 82.21 75.84 9999.72 12:36:01 AM 38.54 0.38 38.16 64.26 3178.22 12:37:01 AM 80.61 9.41 71.19 1681.84 8516.98 12:38:01 AM 6.90 0.05 6.85 4.80 540.34 12:39:01 AM 16.63 0.33 16.29 37.85 625.56 12:40:01 AM 35.19 0.52 34.67 63.85 1422.38 Average: 50.16 3.87 46.30 842.84 4508.43 12:33:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 5306056 7029092 2576368 32.68 2688 1905900 676632 7.58 187196 2067864 185508 12:35:01 AM 5137364 6979704 2745060 34.83 2688 2018448 708852 7.94 199128 2194644 42076 12:36:01 AM 5056580 6994076 2825844 35.85 2688 2108408 685024 7.67 229348 2229336 79480 12:37:01 AM 4913656 7025632 2968768 37.66 2688 2278268 639164 7.16 266828 2316032 10828 12:38:01 AM 4871020 6983448 3011404 38.20 2688 2278720 709456 7.94 267156 2357304 312 12:39:01 AM 4920732 6893888 2961692 37.57 2688 2145572 789840 8.84 302896 2295120 61812 12:40:01 AM 4996204 6924272 2886220 36.62 2688 2101684 759012 8.50 467944 2059932 26492 Average: 5028802 6975730 2853622 36.20 2688 2119571 709711 7.95 274357 2217176 58073 12:33:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 305.55 201.47 1900.96 59.34 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 65.28 45.95 626.88 7.65 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 28.98 24.01 134.79 7.14 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 228.37 165.21 249.89 46.43 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 17.35 10.46 4.65 1.44 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 168.24 141.42 1800.45 26.89 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 18.78 17.56 15.86 8.86 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 118.94 86.59 676.24 22.54 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) 01/13/2026 _x86_64_ (2 CPU) 00:32:22 LINUX RESTART (2 CPU) 12:33:01 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 39.23 0.00 6.19 2.26 0.09 52.23 12:34:01 AM 0 41.06 0.00 6.33 1.89 0.10 50.63 12:34:01 AM 1 37.39 0.00 6.05 2.64 0.08 53.84 12:35:01 AM all 21.98 0.00 3.04 2.87 0.09 72.02 12:35:01 AM 0 33.15 0.00 3.73 2.95 0.10 60.07 12:35:01 AM 1 10.82 0.00 2.36 2.79 0.08 83.95 12:36:01 AM all 25.81 0.00 3.63 0.42 0.08 70.07 12:36:01 AM 0 15.56 0.00 2.88 0.25 0.08 81.23 12:36:01 AM 1 36.09 0.00 4.38 0.58 0.07 58.88 12:37:01 AM all 24.77 0.00 4.83 1.87 0.09 68.44 12:37:01 AM 0 32.58 0.00 5.64 1.89 0.08 59.81 12:37:01 AM 1 16.97 0.00 4.02 1.85 0.10 77.05 12:38:01 AM all 1.91 0.00 0.25 0.08 0.03 97.73 12:38:01 AM 0 1.49 0.00 0.17 0.10 0.02 98.23 12:38:01 AM 1 2.32 0.00 0.33 0.07 0.03 97.24 12:39:01 AM all 16.92 0.00 2.29 0.08 0.08 80.63 12:39:01 AM 0 24.44 0.00 2.27 0.10 0.08 73.10 12:39:01 AM 1 9.45 0.00 2.31 0.05 0.07 88.12 12:40:01 AM all 33.32 0.00 4.07 0.21 0.10 62.30 12:40:01 AM 0 37.15 0.00 4.50 0.27 0.10 57.99 12:40:01 AM 1 29.49 0.00 3.65 0.15 0.10 66.61 Average: all 23.43 0.00 3.47 1.11 0.08 71.90 Average: 0 26.49 0.00 3.65 1.06 0.08 68.72 Average: 1 20.37 0.00 3.30 1.16 0.08 75.09