---> uname -a: Linux prd-centos8-builder-4c-4g-20384.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: 2799.996 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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 824 10363 19 4574 14589 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:f9:2d:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.222/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85816sec preferred_lft 85816sec inet6 fe80::f816:3eff:fef9:2d73/64 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) 12/13/2025 _x86_64_ (4 CPU) 01:21:21 LINUX RESTART (4 CPU) 01:22:01 AM tps rtps wtps bread/s bwrtn/s 01:23:01 AM 390.54 81.01 309.53 3477.39 10379.32 01:24:01 AM 69.74 0.00 69.74 0.00 8871.97 01:25:01 AM 10.06 0.03 10.03 0.53 257.52 01:26:01 AM 361.79 12.41 349.38 1615.33 3890.39 01:27:01 AM 120.61 7.08 113.53 1053.82 11595.07 01:28:01 AM 67.71 0.00 67.71 0.00 30849.91 01:29:01 AM 121.35 0.00 121.35 0.00 30887.20 01:30:01 AM 49.81 0.00 49.81 0.00 6773.32 01:31:01 AM 79.57 0.30 79.27 48.79 7206.62 Average: 141.25 11.20 130.05 688.52 12300.91 01:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:23:01 AM 13232940 15099240 2908592 18.02 2688 2064136 805996 4.69 203648 2307152 234348 01:24:01 AM 13210612 15079376 2930920 18.16 2688 2065492 805996 4.69 203656 2309584 284 01:25:01 AM 13206824 15077088 2934708 18.18 2688 2065932 805996 4.69 203736 2310544 16 01:26:01 AM 12035748 14231348 4105784 25.44 2688 2376660 2625524 15.27 226544 3413072 236576 01:27:01 AM 10123652 13286476 6017880 37.28 2688 3333836 2426640 14.12 469176 5064492 843616 01:28:01 AM 9211588 12945240 6929944 42.93 2688 3893444 2746800 15.98 800952 5623752 497024 01:29:01 AM 8691392 12925052 7450140 46.16 2688 4387604 2768264 16.10 884000 6051376 88008 01:30:01 AM 7796676 12234228 8344856 51.70 2688 4574324 3414804 19.86 959112 6837524 93740 01:31:01 AM 10616996 14941704 5524536 34.23 2688 4449684 898244 5.23 1171984 3789100 23112 Average: 10902936 13979972 5238596 32.45 2688 3245679 1922029 11.18 569201 4189622 224080 01:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 167.38 111.60 1677.44 46.50 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 122.03 106.87 256.72 29.83 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 101.92 87.54 254.33 25.40 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 448.33 407.86 4059.52 89.59 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 300.10 232.26 5147.98 27.36 0.00 0.00 0.00 0.00 01:28:01 AM lo 0.70 0.70 0.11 0.11 0.00 0.00 0.00 0.00 01:28:01 AM eth0 90.78 71.29 1771.31 13.56 0.00 0.00 0.00 0.00 01:29:01 AM lo 2.15 2.15 0.45 0.45 0.00 0.00 0.00 0.00 01:29:01 AM eth0 27.20 26.66 94.22 14.10 0.00 0.00 0.00 0.00 01:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 AM eth0 33.74 32.99 98.64 10.98 0.00 0.00 0.00 0.00 01:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:31:01 AM eth0 35.86 30.76 32.07 14.02 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.07 0.07 0.00 0.00 0.00 0.00 Average: eth0 147.49 123.10 1488.12 30.15 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) 12/13/2025 _x86_64_ (4 CPU) 01:21:21 LINUX RESTART (4 CPU) 01:22:01 AM CPU %user %nice %system %iowait %steal %idle 01:23:01 AM all 21.97 0.62 10.15 1.72 0.08 65.46 01:23:01 AM 0 31.86 0.47 8.85 3.02 0.08 55.72 01:23:01 AM 1 20.76 0.40 7.73 1.07 0.08 69.95 01:23:01 AM 2 12.77 0.67 9.81 1.16 0.08 75.51 01:23:01 AM 3 22.50 0.94 14.20 1.64 0.08 60.64 01:24:01 AM all 0.65 0.00 0.54 0.56 0.05 98.20 01:24:01 AM 0 0.60 0.00 0.42 0.48 0.05 98.45 01:24:01 AM 1 0.85 0.00 0.84 0.64 0.03 97.64 01:24:01 AM 2 0.62 0.00 0.55 0.62 0.05 98.16 01:24:01 AM 3 0.52 0.00 0.35 0.52 0.07 98.55 01:25:01 AM all 0.45 0.00 0.33 0.04 0.05 99.14 01:25:01 AM 0 0.38 0.00 0.37 0.00 0.07 99.18 01:25:01 AM 1 0.18 0.00 0.20 0.03 0.05 99.53 01:25:01 AM 2 0.38 0.00 0.33 0.08 0.05 99.15 01:25:01 AM 3 0.83 0.00 0.40 0.03 0.03 98.70 01:26:01 AM all 18.79 0.00 1.95 1.31 0.08 77.88 01:26:01 AM 0 20.03 0.00 1.32 0.50 0.08 78.07 01:26:01 AM 1 18.88 0.00 1.76 2.40 0.07 76.89 01:26:01 AM 2 18.63 0.00 2.12 1.46 0.08 77.70 01:26:01 AM 3 17.60 0.00 2.58 0.89 0.08 78.85 01:27:01 AM all 52.15 0.00 2.88 0.83 0.10 44.04 01:27:01 AM 0 48.95 0.00 1.89 0.64 0.12 48.40 01:27:01 AM 1 56.24 0.00 2.88 0.40 0.10 40.37 01:27:01 AM 2 52.60 0.00 2.95 0.67 0.08 43.70 01:27:01 AM 3 50.81 0.00 3.81 1.59 0.10 43.69 01:28:01 AM all 61.57 0.00 2.66 0.41 0.08 35.28 01:28:01 AM 0 61.39 0.00 2.24 0.30 0.08 35.99 01:28:01 AM 1 61.11 0.00 1.74 0.23 0.08 36.83 01:28:01 AM 2 67.42 0.00 3.98 0.62 0.07 27.91 01:28:01 AM 3 56.34 0.00 2.69 0.49 0.08 40.39 01:29:01 AM all 41.81 0.00 2.47 3.62 0.09 52.01 01:29:01 AM 0 41.98 0.00 1.54 5.27 0.08 51.13 01:29:01 AM 1 37.06 0.00 2.08 1.71 0.08 59.07 01:29:01 AM 2 47.86 0.00 4.02 5.29 0.10 42.73 01:29:01 AM 3 40.34 0.00 2.26 2.21 0.10 55.09 01:30:01 AM all 53.68 0.00 2.91 0.30 0.08 43.03 01:30:01 AM 0 45.69 0.00 1.69 0.60 0.08 51.93 01:30:01 AM 1 53.59 0.00 2.92 0.13 0.08 43.27 01:30:01 AM 2 61.03 0.00 3.94 0.20 0.08 34.75 01:30:01 AM 3 54.41 0.00 3.09 0.25 0.08 42.17 01:31:01 AM all 30.90 0.00 2.45 0.33 0.08 66.23 01:31:01 AM 0 30.63 0.00 2.84 0.52 0.08 65.93 01:31:01 AM 1 19.18 0.00 1.97 0.32 0.08 78.44 01:31:01 AM 2 42.89 0.00 2.09 0.15 0.08 54.78 01:31:01 AM 3 30.91 0.00 2.91 0.35 0.07 65.76 Average: all 31.31 0.07 2.93 1.01 0.08 64.61 Average: 0 31.26 0.05 2.35 1.26 0.08 65.00 Average: 1 29.74 0.04 2.46 0.77 0.07 66.91 Average: 2 33.78 0.07 3.31 1.14 0.08 61.63 Average: 3 30.45 0.10 3.59 0.89 0.08 64.89