---> uname -a: Linux prd-centos8-builder-4c-4g-1379.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 748 12223 19 2791 14667 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:d7:7d:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.226/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fed7:7d5a/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) 10/08/2025 _x86_64_ (4 CPU) 15:53:31 LINUX RESTART (4 CPU) 03:54:03 PM tps rtps wtps bread/s bwrtn/s 03:55:01 PM 247.57 109.12 138.45 4075.42 9408.84 03:56:01 PM 337.24 6.48 330.76 1368.84 15020.01 03:57:01 PM 130.04 0.93 129.11 98.92 10468.99 Average: 238.18 38.06 200.12 1822.83 11657.47 03:54:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:55:01 PM 13113840 14982432 3027692 18.76 2688 2068076 1078476 6.27 196232 2438580 184568 03:56:01 PM 11742428 13888796 4399104 27.25 2688 2338308 1919480 11.17 318968 3643560 58548 03:57:01 PM 12528772 15018968 3612760 22.38 2688 2677640 905596 5.27 513116 2652072 150172 Average: 12461680 14630065 3679852 22.80 2688 2361341 1301184 7.57 342772 2911404 131096 03:54:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 PM eth0 99.76 76.73 1383.19 22.10 0.00 0.00 0.00 0.00 03:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 PM eth0 299.20 254.74 3194.00 37.83 0.00 0.00 0.00 0.00 03:57:01 PM lo 990.50 990.50 990.38 990.38 0.00 0.00 0.00 0.00 03:57:01 PM eth0 277.17 208.47 3436.91 621.34 0.00 0.00 0.00 0.00 Average: lo 333.86 333.86 333.82 333.82 0.00 0.00 0.00 0.00 Average: eth0 226.78 181.13 2685.76 229.38 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) 10/08/2025 _x86_64_ (4 CPU) 15:53:31 LINUX RESTART (4 CPU) 03:54:03 PM CPU %user %nice %system %iowait %steal %idle 03:55:01 PM all 22.06 0.91 13.57 2.88 0.11 60.47 03:55:01 PM 0 19.57 0.74 11.27 2.61 0.10 65.70 03:55:01 PM 1 30.45 0.88 13.50 3.43 0.14 51.59 03:55:01 PM 2 20.23 0.94 14.70 2.62 0.10 61.42 03:55:01 PM 3 17.97 1.08 14.79 2.88 0.10 63.18 03:56:01 PM all 66.25 0.00 2.45 1.84 0.13 29.33 03:56:01 PM 0 72.56 0.00 2.04 1.96 0.13 23.31 03:56:01 PM 1 60.11 0.00 3.12 2.65 0.12 34.01 03:56:01 PM 2 66.59 0.00 2.36 1.15 0.12 29.78 03:56:01 PM 3 65.74 0.00 2.29 1.61 0.13 30.23 03:57:01 PM all 52.37 0.00 2.67 0.71 0.13 44.13 03:57:01 PM 0 54.80 0.00 3.05 1.52 0.13 40.49 03:57:01 PM 1 53.58 0.00 3.75 0.64 0.13 41.89 03:57:01 PM 2 52.29 0.00 1.66 0.47 0.12 45.46 03:57:01 PM 3 48.80 0.00 2.21 0.20 0.12 48.67 Average: all 47.18 0.30 6.14 1.80 0.12 44.46 Average: 0 49.31 0.24 5.39 2.03 0.12 42.91 Average: 1 48.24 0.29 6.72 2.22 0.13 42.40 Average: 2 46.68 0.30 6.14 1.40 0.11 45.37 Average: 3 44.48 0.35 6.34 1.55 0.12 47.17