---> uname -a: Linux prd-centos8-robot-2c-8g-19713.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 586 4928 19 2182 6813 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:b5:b9:99 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.78/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85875sec preferred_lft 85875sec inet6 fe80::f816:3eff:feb5:b999/64 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) 02/21/2026 _x86_64_ (2 CPU) 23:06:08 LINUX RESTART (2 CPU) 11:07:02 PM tps rtps wtps bread/s bwrtn/s 11:08:01 PM 122.30 0.27 122.03 13.15 10879.92 11:09:01 PM 35.70 1.02 34.69 73.44 5126.21 11:10:01 PM 15.23 0.42 14.81 64.79 637.53 11:11:01 PM 43.92 6.71 37.20 1245.72 2227.54 11:12:01 PM 58.70 2.70 56.00 436.12 7643.29 11:13:01 PM 4.20 0.07 4.13 4.93 151.72 11:14:01 PM 16.11 0.32 15.80 36.93 596.23 Average: 42.12 1.65 40.47 268.49 3878.12 11:07:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:08:01 PM 5077268 6954524 2805164 35.59 2688 2054616 762156 8.53 190968 2272860 170172 11:09:01 PM 5201508 7044704 2680924 34.01 2688 2019892 682336 7.64 208708 2126272 9956 11:10:01 PM 5238416 7082824 2644016 33.54 2688 2020944 627900 7.03 219344 2078736 8 11:11:01 PM 4934948 7028384 2947484 37.39 2688 2259696 648380 7.26 256252 2310472 180944 11:12:01 PM 4947672 7056580 2934760 37.23 2688 2276216 625792 7.01 266228 2288052 4 11:13:01 PM 4905804 7015152 2976628 37.76 2688 2276680 673104 7.54 266556 2329268 324 11:14:01 PM 5062436 6986892 2819996 35.78 2688 2098232 705184 7.90 310184 2150272 26596 Average: 5052579 7024151 2829853 35.90 2688 2143754 674979 7.56 245463 2222276 55429 11:07:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 142.80 110.89 1554.48 14.65 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 6.65 3.95 3.97 1.92 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 8.82 8.53 3.97 2.98 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 40.90 32.99 332.77 13.27 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 135.75 99.17 32.55 26.67 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 31.66 13.80 6.98 1.81 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 66.91 44.76 80.91 23.73 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 61.73 44.71 284.94 12.14 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) 02/21/2026 _x86_64_ (2 CPU) 23:06:08 LINUX RESTART (2 CPU) 11:07:02 PM CPU %user %nice %system %iowait %steal %idle 11:08:01 PM all 34.96 0.00 5.19 1.83 0.10 57.92 11:08:01 PM 0 37.03 0.00 5.31 1.76 0.10 55.79 11:08:01 PM 1 32.88 0.00 5.07 1.90 0.10 60.05 11:09:01 PM all 6.75 0.00 1.57 1.05 0.06 90.58 11:09:01 PM 0 10.40 0.00 2.04 1.79 0.05 85.73 11:09:01 PM 1 3.09 0.00 1.10 0.32 0.07 95.42 11:10:01 PM all 8.25 0.00 0.94 3.56 0.05 87.20 11:10:01 PM 0 12.23 0.00 1.17 4.54 0.05 82.02 11:10:01 PM 1 4.28 0.00 0.72 2.57 0.05 92.38 11:11:01 PM all 24.53 0.00 5.02 0.84 0.07 69.54 11:11:01 PM 0 29.27 0.00 5.24 0.52 0.08 64.89 11:11:01 PM 1 19.79 0.00 4.79 1.16 0.07 74.18 11:12:01 PM all 11.62 0.00 2.16 2.30 0.06 83.87 11:12:01 PM 0 11.64 0.00 2.12 2.34 0.05 83.85 11:12:01 PM 1 11.59 0.00 2.21 2.26 0.07 83.88 11:13:01 PM all 1.45 0.00 0.20 0.03 0.05 98.27 11:13:01 PM 0 0.88 0.00 0.10 0.00 0.05 98.97 11:13:01 PM 1 2.01 0.00 0.30 0.07 0.05 97.57 11:14:01 PM all 13.33 0.00 2.00 0.09 0.07 84.51 11:14:01 PM 0 18.42 0.00 1.89 0.17 0.07 79.46 11:14:01 PM 1 8.23 0.00 2.12 0.02 0.07 89.56 Average: all 14.38 0.00 2.44 1.38 0.07 81.74 Average: 0 17.09 0.00 2.55 1.59 0.06 78.71 Average: 1 11.66 0.00 2.33 1.18 0.07 84.77