---> uname -a: Linux prd-centos8-builder-4c-4g-20718.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 11G 70G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 767 11214 19 3780 14646 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:92:dc:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.117/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85993sec preferred_lft 85993sec inet6 fe80::f816:3eff:fe92:dc3f/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-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/14/2025 _x86_64_ (4 CPU) 01:21:23 LINUX RESTART (4 CPU) 01:22:01 AM tps rtps wtps bread/s bwrtn/s 01:23:02 AM 215.05 71.50 143.54 2251.36 11437.34 01:24:01 AM 41.22 0.03 41.19 0.54 5132.43 01:25:01 AM 6.90 0.00 6.90 0.00 179.50 01:26:01 AM 417.86 16.63 401.23 2379.87 10841.82 01:27:01 AM 85.87 2.87 83.01 289.37 32722.69 01:28:01 AM 64.07 0.37 63.71 49.99 19375.84 Average: 138.77 15.27 123.50 830.83 13304.54 01:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:23:02 AM 13246096 15110648 2895436 17.94 2688 2062012 805684 4.69 203560 2277744 126992 01:24:01 AM 13242496 15108608 2899036 17.96 2688 2062480 821468 4.78 203604 2279980 20 01:25:01 AM 13236132 15104676 2905400 18.00 2688 2063648 821468 4.78 203604 2282020 672 01:26:01 AM 11566672 13868096 4574860 28.34 2688 2478212 1887464 10.98 388668 3713060 122732 01:27:01 AM 10002176 13218868 6139356 38.03 2688 3382972 2455544 14.28 480248 5167980 56880 01:28:01 AM 11552612 15066124 4588920 28.43 2688 3671500 821404 4.78 927020 3162508 24756 Average: 12141031 14579503 4000501 24.78 2688 2620137 1268839 7.38 401117 3147215 55342 01:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:23:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:02 AM eth0 116.65 93.67 1189.28 24.73 0.00 0.00 0.00 0.00 01:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 AM eth0 113.08 95.36 256.05 26.77 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 125.80 111.95 264.37 32.76 0.00 0.00 0.00 0.00 01:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 AM eth0 514.41 462.20 5253.10 89.51 0.00 0.00 0.00 0.00 01:27:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 01:27:01 AM eth0 184.97 161.60 4196.20 24.69 0.00 0.00 0.00 0.00 01:28:01 AM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:28:01 AM eth0 69.81 51.32 1428.56 13.05 0.00 0.00 0.00 0.00 Average: lo 0.14 0.14 0.02 0.02 0.00 0.00 0.00 0.00 Average: eth0 187.67 162.88 2103.15 35.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 12/14/2025 _x86_64_ (4 CPU) 01:21:23 LINUX RESTART (4 CPU) 01:22:01 AM CPU %user %nice %system %iowait %steal %idle 01:23:02 AM all 16.70 0.57 8.45 2.23 0.08 71.96 01:23:02 AM 0 22.14 0.47 7.64 1.77 0.08 67.89 01:23:02 AM 1 23.22 0.40 8.03 3.26 0.10 64.99 01:23:02 AM 2 7.06 0.54 7.32 1.42 0.08 83.57 01:23:02 AM 3 14.37 0.87 10.80 2.48 0.07 71.41 01:24:01 AM all 0.59 0.00 0.45 0.65 0.05 98.25 01:24:01 AM 0 0.32 0.00 0.19 0.46 0.03 99.00 01:24:01 AM 1 1.14 0.00 0.92 0.42 0.05 97.47 01:24:01 AM 2 0.68 0.00 0.29 0.41 0.05 98.57 01:24:01 AM 3 0.24 0.00 0.42 1.33 0.05 97.96 01:25:01 AM all 0.60 0.00 0.41 0.02 0.05 98.92 01:25:01 AM 0 0.20 0.00 0.08 0.00 0.05 99.67 01:25:01 AM 1 0.80 0.00 0.20 0.03 0.05 98.91 01:25:01 AM 2 1.17 0.00 1.17 0.00 0.07 97.59 01:25:01 AM 3 0.22 0.00 0.18 0.05 0.05 99.50 01:26:01 AM all 45.63 0.00 3.16 2.04 0.11 49.07 01:26:01 AM 0 49.17 0.00 2.16 1.04 0.10 47.53 01:26:01 AM 1 41.85 0.00 3.00 1.93 0.12 53.11 01:26:01 AM 2 44.05 0.00 3.74 1.48 0.12 50.61 01:26:01 AM 3 47.44 0.00 3.73 3.72 0.10 45.00 01:27:01 AM all 55.32 0.00 2.55 1.71 0.10 40.32 01:27:01 AM 0 50.23 0.00 1.60 0.33 0.10 47.74 01:27:01 AM 1 60.89 0.00 4.20 1.52 0.08 33.29 01:27:01 AM 2 55.31 0.00 1.86 0.55 0.10 42.18 01:27:01 AM 3 54.86 0.00 2.54 4.45 0.10 38.05 01:28:01 AM all 36.70 0.00 2.33 1.35 0.08 59.54 01:28:01 AM 0 40.56 0.00 3.80 0.68 0.08 54.87 01:28:01 AM 1 41.58 0.00 1.91 2.92 0.08 53.50 01:28:01 AM 2 30.57 0.00 1.39 0.52 0.07 67.46 01:28:01 AM 3 34.08 0.00 2.24 1.29 0.07 62.33 Average: all 25.98 0.10 2.90 1.34 0.08 69.61 Average: 0 27.17 0.08 2.59 0.71 0.08 69.38 Average: 1 28.30 0.07 3.05 1.69 0.08 66.82 Average: 2 23.19 0.09 2.63 0.73 0.08 73.28 Average: 3 25.25 0.15 3.33 2.22 0.07 68.98