---> uname -a: Linux prd-centos8-builder-4c-4g-16337.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 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 760 12209 19 2793 14654 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:2d:be:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe2d:bee5/64 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) 11/29/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 339.85 76.16 263.70 3703.43 11997.62 03:53:01 PM 257.90 6.16 251.74 1363.82 13568.65 03:54:01 PM 87.55 0.98 86.57 135.84 9977.25 Average: 228.45 27.76 200.69 1734.31 11848.61 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12769236 14728760 3372296 20.89 2688 2156104 1149628 6.69 207216 2754680 213448 03:53:01 PM 10949604 13390512 5191928 32.17 2688 2629392 2617136 15.22 334940 4403632 308140 03:54:01 PM 12528788 15031128 3612744 22.38 2688 2689752 855820 4.98 687352 2477888 130228 Average: 12082543 14383467 4058989 25.15 2688 2491749 1540861 8.96 409836 3212067 217272 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 206.45 164.56 2526.30 33.61 0.00 0.00 0.00 0.00 03:53:01 PM lo 163.95 163.95 156.48 156.48 0.00 0.00 0.00 0.00 03:53:01 PM eth0 385.34 282.89 5160.60 37.01 0.00 0.00 0.00 0.00 03:54:01 PM lo 907.32 907.32 909.05 909.05 0.00 0.00 0.00 0.00 03:54:01 PM eth0 130.03 113.45 325.61 644.91 0.00 0.00 0.00 0.00 Average: lo 356.98 356.98 355.07 355.07 0.00 0.00 0.00 0.00 Average: eth0 240.67 187.01 2671.93 238.41 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) 11/29/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.58 0.49 8.50 2.31 0.11 62.00 03:52:01 PM 0 23.61 0.35 6.34 1.17 0.12 68.42 03:52:01 PM 1 32.12 0.37 7.49 1.64 0.12 58.26 03:52:01 PM 2 26.71 0.64 10.83 3.62 0.10 58.10 03:52:01 PM 3 23.85 0.62 9.37 2.82 0.10 63.24 03:53:01 PM all 67.53 0.00 2.38 1.56 0.11 28.42 03:53:01 PM 0 77.58 0.00 1.60 1.19 0.10 19.53 03:53:01 PM 1 64.30 0.00 2.54 1.89 0.10 31.17 03:53:01 PM 2 60.16 0.00 2.21 1.65 0.12 35.86 03:53:01 PM 3 68.06 0.00 3.16 1.52 0.12 27.14 03:54:01 PM all 44.68 0.00 2.59 0.35 0.10 52.28 03:54:01 PM 0 51.83 0.00 3.08 0.12 0.10 44.87 03:54:01 PM 1 42.81 0.00 1.87 0.13 0.10 55.09 03:54:01 PM 2 35.67 0.00 3.26 0.47 0.10 60.50 03:54:01 PM 3 48.41 0.00 2.13 0.69 0.08 48.68 Average: all 46.28 0.16 4.49 1.41 0.10 47.55 Average: 0 51.01 0.12 3.67 0.83 0.11 44.26 Average: 1 46.41 0.12 3.97 1.22 0.11 48.17 Average: 2 40.87 0.21 5.43 1.92 0.11 51.46 Average: 3 46.81 0.21 4.88 1.68 0.10 46.33