---> uname -a: Linux prd-centos8-builder-4c-4g-19910.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: 2800.000 BogoMIPS: 5600.00 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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 830 9971 19 4961 14583 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:38:89:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.110/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85790sec preferred_lft 85790sec inet6 fe80::f816:3eff:fe38:89c4/64 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) 12/11/2025 _x86_64_ (4 CPU) 03:22:23 LINUX RESTART (4 CPU) 03:23:01 AM tps rtps wtps bread/s bwrtn/s 03:24:01 AM 213.83 59.76 154.07 2150.71 12640.86 03:25:01 AM 30.82 0.00 30.82 0.00 3804.32 03:26:01 AM 6.75 0.03 6.72 0.53 166.32 03:27:01 AM 360.92 13.45 347.48 1646.93 4025.31 03:28:01 AM 102.42 5.52 96.90 1011.83 17765.62 03:29:01 AM 59.87 0.00 59.87 0.00 24604.47 03:30:01 AM 134.76 0.00 134.76 0.00 32476.25 03:31:01 AM 53.85 0.00 53.85 0.00 9352.35 03:32:01 AM 93.17 0.08 93.08 9.87 11432.49 Average: 117.37 8.76 108.61 535.52 12918.43 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 13232668 15100420 2908864 18.02 2688 2065076 828860 4.82 203340 2292792 95880 03:25:01 AM 13228032 15096856 2913500 18.05 2688 2065400 828860 4.82 203344 2293732 52 03:26:01 AM 13224172 15094520 2917360 18.07 2688 2065864 828860 4.82 203360 2294576 24 03:27:01 AM 11627584 13872544 4513948 27.96 2688 2423420 1945164 11.32 234080 3811000 281288 03:28:01 AM 10004876 13187560 6136656 38.02 2688 3352084 2498784 14.54 473856 5176740 648512 03:29:01 AM 9305576 13077048 6835956 42.35 2688 3929332 2515540 14.63 828204 5499616 525732 03:30:01 AM 8553200 12940456 7588332 47.01 2688 4537044 2580964 15.01 897912 6167140 186824 03:31:01 AM 7481376 12153012 8660156 53.65 2688 4794440 3327904 19.36 971536 7117572 192124 03:32:01 AM 10219992 14931464 5921540 36.69 2688 4814184 879104 5.11 1211756 4103092 126804 Average: 10764164 13939320 5377368 33.31 2688 3338538 1803782 10.49 580821 4306251 228582 03:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 136.29 107.90 1220.24 28.92 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 78.24 66.66 206.93 18.03 0.00 0.00 0.00 0.00 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 107.43 93.38 267.27 26.80 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 545.18 492.05 4766.41 95.48 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.77 0.77 0.11 0.11 0.00 0.00 0.00 0.00 03:28:01 AM eth0 236.84 190.77 4606.15 22.54 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.70 0.70 0.11 0.11 0.00 0.00 0.00 0.00 03:29:01 AM eth0 74.57 56.51 1469.32 19.17 0.00 0.00 0.00 0.00 03:30:01 AM lo 2.15 2.15 0.45 0.45 0.00 0.00 0.00 0.00 03:30:01 AM eth0 66.67 63.44 522.92 13.11 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 21.99 20.24 11.07 8.90 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 24.61 21.10 20.91 11.17 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.07 0.07 0.00 0.00 0.00 0.00 Average: eth0 143.53 123.56 1454.53 27.12 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) 12/11/2025 _x86_64_ (4 CPU) 03:22:23 LINUX RESTART (4 CPU) 03:23:01 AM CPU %user %nice %system %iowait %steal %idle 03:24:01 AM all 15.12 0.50 7.86 1.24 0.08 75.20 03:24:01 AM 0 6.79 0.35 5.99 1.23 0.08 85.55 03:24:01 AM 1 17.21 0.55 8.82 1.09 0.07 72.26 03:24:01 AM 2 11.73 0.52 8.10 1.37 0.10 78.18 03:24:01 AM 3 24.75 0.59 8.54 1.25 0.07 64.81 03:25:01 AM all 0.38 0.00 0.30 0.23 0.05 99.05 03:25:01 AM 0 0.72 0.00 0.65 0.00 0.05 98.58 03:25:01 AM 1 0.17 0.00 0.23 0.42 0.05 99.13 03:25:01 AM 2 0.45 0.00 0.22 0.42 0.03 98.88 03:25:01 AM 3 0.17 0.00 0.10 0.07 0.05 99.62 03:26:01 AM all 0.55 0.00 0.33 0.02 0.05 99.06 03:26:01 AM 0 0.07 0.00 0.05 0.00 0.03 99.85 03:26:01 AM 1 0.85 0.00 0.67 0.03 0.05 98.40 03:26:01 AM 2 0.64 0.00 0.15 0.03 0.05 99.13 03:26:01 AM 3 0.65 0.00 0.43 0.02 0.05 98.85 03:27:01 AM all 23.47 0.00 2.21 1.36 0.10 72.86 03:27:01 AM 0 21.69 0.00 2.51 1.71 0.08 74.01 03:27:01 AM 1 23.93 0.00 3.05 0.87 0.12 72.02 03:27:01 AM 2 24.63 0.00 1.49 1.46 0.10 72.32 03:27:01 AM 3 23.64 0.00 1.77 1.39 0.10 73.09 03:28:01 AM all 52.10 0.00 2.64 1.21 0.10 43.94 03:28:01 AM 0 45.22 0.00 2.25 1.59 0.12 50.83 03:28:01 AM 1 54.63 0.00 2.16 0.99 0.10 42.12 03:28:01 AM 2 62.10 0.00 4.07 0.77 0.10 32.97 03:28:01 AM 3 46.44 0.00 2.08 1.50 0.10 49.87 03:29:01 AM all 59.80 0.00 2.49 0.75 0.10 36.86 03:29:01 AM 0 58.04 0.00 2.51 0.20 0.10 39.15 03:29:01 AM 1 62.36 0.00 1.56 1.02 0.08 34.98 03:29:01 AM 2 59.50 0.00 1.84 0.15 0.10 38.41 03:29:01 AM 3 59.31 0.00 4.05 1.64 0.10 34.90 03:30:01 AM all 50.49 0.00 2.91 1.26 0.09 45.25 03:30:01 AM 0 58.60 0.00 4.90 0.40 0.08 36.01 03:30:01 AM 1 52.03 0.00 3.16 1.41 0.10 43.30 03:30:01 AM 2 47.55 0.00 1.66 0.89 0.08 49.82 03:30:01 AM 3 43.77 0.00 1.89 2.36 0.10 51.87 03:31:01 AM all 54.64 0.00 2.82 0.40 0.11 42.03 03:31:01 AM 0 54.09 0.00 2.78 0.10 0.12 42.92 03:31:01 AM 1 49.07 0.00 0.85 0.17 0.10 49.81 03:31:01 AM 2 55.05 0.00 3.38 0.79 0.12 40.66 03:31:01 AM 3 60.36 0.00 4.28 0.55 0.10 34.71 03:32:01 AM all 54.01 0.00 2.81 0.62 0.10 42.47 03:32:01 AM 0 52.71 0.00 2.45 0.22 0.10 44.52 03:32:01 AM 1 36.60 0.00 2.28 1.68 0.10 59.34 03:32:01 AM 2 72.68 0.00 4.84 0.22 0.08 22.18 03:32:01 AM 3 54.02 0.00 1.66 0.35 0.10 43.88 Average: all 34.48 0.06 2.71 0.79 0.09 61.88 Average: 0 33.07 0.04 2.67 0.61 0.09 63.53 Average: 1 32.97 0.06 2.53 0.85 0.09 63.50 Average: 2 37.14 0.06 2.86 0.68 0.09 59.18 Average: 3 34.76 0.07 2.76 1.01 0.09 61.32