---> uname -a: Linux prd-centos8-builder-4c-4g-379.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 759 12214 19 2788 14655 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:b1:31:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.217/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:feb1:3190/64 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) 09/26/2025 _x86_64_ (4 CPU) 15:50:28 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 284.79 102.90 181.89 1824.21 9119.83 03:53:01 PM 337.52 19.91 317.61 4353.08 14012.86 03:54:01 PM 152.49 0.55 151.94 79.96 12040.36 Average: 258.26 41.12 217.14 2085.64 11724.37 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13363704 15134436 2777828 17.21 2688 1970596 809096 4.71 187544 2199604 193932 03:53:01 PM 11691524 13816864 4450008 27.57 2688 2318012 2201384 12.81 292800 3724136 84864 03:54:01 PM 12511304 14990456 3630228 22.49 2688 2666680 883708 5.14 512584 2670428 133280 Average: 12522177 14647252 3619355 22.42 2688 2318429 1298063 7.55 330976 2864723 137359 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 84.22 61.28 1285.29 17.63 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 317.03 266.38 3221.78 41.45 0.00 0.00 0.00 0.00 03:54:01 PM lo 1030.10 1030.10 1054.69 1054.69 0.00 0.00 0.00 0.00 03:54:01 PM eth0 222.57 156.32 3452.96 22.95 0.00 0.00 0.00 0.00 Average: lo 343.41 343.41 351.60 351.60 0.00 0.00 0.00 0.00 Average: eth0 207.94 161.33 2653.39 27.34 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) 09/26/2025 _x86_64_ (4 CPU) 15:50:28 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 18.56 0.89 13.25 2.65 0.10 64.54 03:52:01 PM 0 16.66 0.64 10.18 2.11 0.12 70.30 03:52:01 PM 1 16.35 0.79 11.90 2.91 0.12 67.94 03:52:01 PM 2 13.42 1.12 16.68 2.65 0.08 66.05 03:52:01 PM 3 27.80 1.02 14.26 2.94 0.10 53.88 03:53:01 PM all 58.09 0.00 2.26 3.18 0.15 36.30 03:53:01 PM 0 61.48 0.00 1.76 2.56 0.15 34.04 03:53:01 PM 1 57.97 0.00 3.20 5.19 0.15 33.50 03:53:01 PM 2 57.65 0.00 1.86 1.51 0.17 38.82 03:53:01 PM 3 55.29 0.00 2.24 3.48 0.15 38.84 03:54:01 PM all 57.56 0.00 2.76 0.82 0.17 38.68 03:54:01 PM 0 55.49 0.00 2.21 0.54 0.17 41.60 03:54:01 PM 1 58.79 0.00 3.34 1.20 0.18 36.48 03:54:01 PM 2 49.99 0.00 3.41 0.79 0.17 45.64 03:54:01 PM 3 65.97 0.00 2.09 0.75 0.17 31.02 Average: all 44.74 0.30 6.09 2.22 0.14 46.51 Average: 0 44.52 0.21 4.72 1.74 0.15 48.67 Average: 1 44.36 0.26 6.15 3.10 0.15 45.98 Average: 2 40.38 0.37 7.31 1.65 0.14 50.15 Average: 3 49.69 0.34 6.20 2.39 0.14 41.25