---> uname -a: Linux prd-centos8-builder-4c-4g-11922.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 740 12230 19 2791 14674 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:2c:71:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.163/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86163sec preferred_lft 86163sec inet6 fe80::f816:3eff:fe2c:711d/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) 11/11/2025 _x86_64_ (4 CPU) 15:50:27 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 394.15 77.22 316.93 3642.92 12423.03 03:53:01 PM 284.49 6.25 278.24 1366.74 13754.98 03:54:01 PM 80.96 0.90 80.06 134.49 10921.44 Average: 253.20 28.12 225.07 1714.72 12366.48 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12836384 14794252 3305140 20.48 2688 2154612 1141416 6.64 206172 2685976 212036 03:53:01 PM 10821888 13261016 5319636 32.96 2688 2627692 2533784 14.74 335700 4527972 308048 03:54:01 PM 12535140 15035656 3606384 22.34 2688 2687928 878668 5.11 686156 2469708 98568 Average: 12064471 14363641 4077053 25.26 2688 2490077 1517956 8.83 409343 3227885 206217 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 211.26 169.43 2533.95 34.44 0.00 0.00 0.00 0.00 03:53:01 PM lo 243.82 243.82 231.45 231.45 0.00 0.00 0.00 0.00 03:53:01 PM eth0 358.71 268.78 5159.57 35.81 0.00 0.00 0.00 0.00 03:54:01 PM lo 694.04 694.04 705.29 705.29 0.00 0.00 0.00 0.00 03:54:01 PM eth0 118.54 106.16 319.02 643.42 0.00 0.00 0.00 0.00 Average: lo 312.62 312.62 312.25 312.25 0.00 0.00 0.00 0.00 Average: eth0 229.51 181.46 2670.85 237.89 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) 11/11/2025 _x86_64_ (4 CPU) 15:50:27 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 27.03 0.54 9.00 2.24 0.10 61.10 03:52:01 PM 0 27.31 0.79 10.71 1.96 0.10 59.13 03:52:01 PM 1 29.27 0.27 6.79 2.52 0.10 61.05 03:52:01 PM 2 32.75 0.55 10.00 2.98 0.10 53.62 03:52:01 PM 3 18.77 0.54 8.49 1.49 0.10 70.61 03:53:01 PM all 69.21 0.00 2.51 1.36 0.13 26.79 03:53:01 PM 0 61.69 0.00 2.42 0.97 0.12 34.80 03:53:01 PM 1 64.91 0.00 2.09 1.55 0.12 31.33 03:53:01 PM 2 76.03 0.00 2.29 2.29 0.15 19.24 03:53:01 PM 3 74.23 0.00 3.24 0.64 0.12 21.78 03:54:01 PM all 44.01 0.00 2.48 0.35 0.09 53.06 03:54:01 PM 0 41.08 0.00 1.70 0.02 0.10 57.10 03:54:01 PM 1 54.41 0.00 3.20 0.40 0.10 41.89 03:54:01 PM 2 33.86 0.00 2.38 0.49 0.08 63.19 03:54:01 PM 3 46.68 0.00 2.66 0.48 0.08 50.09 Average: all 46.76 0.18 4.66 1.32 0.11 46.98 Average: 0 43.36 0.26 4.94 0.98 0.11 50.35 Average: 1 49.53 0.09 4.02 1.49 0.11 44.76 Average: 2 47.56 0.18 4.89 1.92 0.11 45.33 Average: 3 46.58 0.18 4.79 0.87 0.10 47.48