---> uname -a: Linux prd-centos8-builder-4c-4g-11411.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 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 751 10444 19 4566 14662 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:b7:69:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.147/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85842sec preferred_lft 85842sec inet6 fe80::f816:3eff:feb7:692a/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) 11/09/2025 _x86_64_ (4 CPU) 01:21:24 LINUX RESTART (4 CPU) 01:22:01 AM tps rtps wtps bread/s bwrtn/s 01:23:01 AM 216.73 61.18 155.55 2163.41 11784.46 01:24:01 AM 33.89 0.00 33.89 0.00 4733.39 01:25:01 AM 13.60 0.03 13.56 0.53 223.58 01:26:01 AM 411.03 16.50 394.53 2264.56 11112.26 01:27:01 AM 64.87 3.60 61.27 394.20 31954.27 01:28:01 AM 111.93 0.00 111.93 0.00 8963.50 01:29:01 AM 71.44 0.00 71.44 0.00 28027.30 01:30:01 AM 59.72 0.08 59.64 9.87 6751.12 Average: 122.90 10.17 112.73 604.09 12943.63 01:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:23:01 AM 13299036 15161344 2842496 17.61 2688 2059832 775852 4.51 202592 2233520 126912 01:24:01 AM 13287608 15151588 2853924 17.68 2688 2060356 775852 4.51 202596 2235516 256 01:25:01 AM 13276324 15146644 2865208 17.75 2688 2065108 775852 4.51 202664 2241404 2868 01:26:01 AM 11430320 13754832 4711212 29.19 2688 2501900 1977616 11.50 389440 3849032 142204 01:27:01 AM 10357992 13545772 5783540 35.83 2688 3356176 2085016 12.13 474332 4821760 40848 01:28:01 AM 7955872 12091076 8185660 50.71 2688 4292020 3460904 20.13 867204 6804408 710132 01:29:01 AM 8533628 12860864 7607904 47.13 2688 4473844 2587904 15.05 896208 6185280 93644 01:30:01 AM 10736100 15046432 5405432 33.49 2688 4438708 796200 4.63 1162444 3686820 96196 Average: 11109610 14094819 5031922 31.17 2688 3155993 1654400 9.62 549685 4007218 151632 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 121.18 99.18 1189.72 26.81 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 110.66 93.93 231.46 26.89 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 143.38 150.89 212.92 45.56 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 556.37 449.34 5719.48 76.16 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 297.78 171.55 3372.23 17.18 0.00 0.00 0.00 0.00 01:28:01 AM lo 2.45 2.45 0.46 0.46 0.00 0.00 0.00 0.00 01:28:01 AM eth0 97.93 76.01 1782.70 12.07 0.00 0.00 0.00 0.00 01:29:01 AM lo 0.40 0.40 0.10 0.10 0.00 0.00 0.00 0.00 01:29:01 AM eth0 43.46 43.54 153.33 12.52 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 34.83 32.88 51.35 12.84 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.08 0.08 0.00 0.00 0.00 0.00 Average: eth0 175.70 139.66 1589.15 28.75 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) 11/09/2025 _x86_64_ (4 CPU) 01:21:24 LINUX RESTART (4 CPU) 01:22:01 AM CPU %user %nice %system %iowait %steal %idle 01:23:01 AM all 16.09 0.55 9.01 1.53 0.08 72.74 01:23:01 AM 0 24.74 0.65 10.52 1.80 0.08 62.20 01:23:01 AM 1 4.40 0.59 9.68 1.39 0.07 83.88 01:23:01 AM 2 15.14 0.47 7.72 1.67 0.08 74.91 01:23:01 AM 3 20.05 0.50 8.11 1.27 0.08 69.98 01:24:01 AM all 0.42 0.00 0.38 0.30 0.05 98.86 01:24:01 AM 0 0.32 0.00 0.20 0.70 0.03 98.75 01:24:01 AM 1 0.85 0.00 0.92 0.30 0.05 97.88 01:24:01 AM 2 0.32 0.00 0.28 0.17 0.05 99.18 01:24:01 AM 3 0.20 0.00 0.12 0.02 0.05 99.62 01:25:01 AM all 0.57 0.00 0.48 0.05 0.05 98.85 01:25:01 AM 0 0.52 0.00 0.03 0.00 0.03 99.42 01:25:01 AM 1 0.47 0.00 0.45 0.18 0.05 98.85 01:25:01 AM 2 0.18 0.00 0.20 0.02 0.05 99.55 01:25:01 AM 3 1.10 0.00 1.25 0.00 0.05 97.59 01:26:01 AM all 46.87 0.00 3.08 1.60 0.10 48.33 01:26:01 AM 0 47.68 0.00 3.00 1.11 0.10 48.12 01:26:01 AM 1 37.73 0.00 3.94 3.69 0.10 54.54 01:26:01 AM 2 49.41 0.00 2.41 1.01 0.10 47.08 01:26:01 AM 3 52.66 0.00 2.98 0.62 0.12 43.62 01:27:01 AM all 48.20 0.00 2.17 0.77 0.09 48.77 01:27:01 AM 0 45.10 0.00 2.59 1.35 0.08 50.87 01:27:01 AM 1 47.23 0.00 1.67 0.45 0.08 50.57 01:27:01 AM 2 50.71 0.00 2.36 0.62 0.10 46.21 01:27:01 AM 3 49.76 0.00 2.08 0.67 0.08 47.41 01:28:01 AM all 50.67 0.00 2.67 0.58 0.10 45.98 01:28:01 AM 0 49.41 0.00 2.98 0.49 0.10 47.03 01:28:01 AM 1 51.08 0.00 2.93 0.47 0.12 45.40 01:28:01 AM 2 47.23 0.00 1.79 0.90 0.10 49.97 01:28:01 AM 3 54.95 0.00 2.98 0.45 0.08 41.53 01:29:01 AM all 53.88 0.00 2.97 1.02 0.09 42.05 01:29:01 AM 0 47.68 0.00 1.63 0.59 0.08 50.03 01:29:01 AM 1 49.23 0.00 1.21 1.18 0.08 48.30 01:29:01 AM 2 57.86 0.00 3.98 1.43 0.08 36.64 01:29:01 AM 3 60.77 0.00 5.05 0.87 0.10 33.20 01:30:01 AM all 49.69 0.00 2.95 0.45 0.08 46.82 01:30:01 AM 0 38.13 0.00 1.46 0.84 0.08 59.49 01:30:01 AM 1 52.87 0.00 2.26 0.15 0.08 44.63 01:30:01 AM 2 47.74 0.00 2.69 0.45 0.08 49.03 01:30:01 AM 3 60.01 0.00 5.39 0.37 0.08 34.15 Average: all 33.27 0.07 2.96 0.79 0.08 62.83 Average: 0 31.66 0.08 2.80 0.86 0.08 64.52 Average: 1 30.45 0.07 2.88 0.98 0.08 65.53 Average: 2 33.54 0.06 2.68 0.78 0.08 62.86 Average: 3 37.41 0.06 3.49 0.53 0.08 58.41