---> uname -a: Linux prd-centos8-builder-4c-4g-45163.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 25M 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 718 12249 27 2795 14688 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:bd:43:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.187/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:febd:432a/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) 09/11/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 261.56 82.82 178.74 3686.77 10948.98 03:53:02 PM 360.14 6.27 353.87 1365.51 13929.85 03:54:01 PM 109.74 1.00 108.74 105.32 10061.76 Average: 244.56 30.19 214.36 1728.23 11655.59 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12953600 14876300 3187932 19.75 2688 2129080 1067328 6.21 204228 2580116 184476 03:53:02 PM 11513292 13794756 4628240 28.67 2688 2479896 1975948 11.49 321736 3862844 177172 03:54:01 PM 12558028 15053024 3583504 22.20 2688 2690764 826924 4.81 685788 2450044 159072 Average: 12341640 14574693 3799892 23.54 2688 2433247 1290067 7.50 403917 2964335 173573 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 179.26 143.30 2086.51 27.74 0.00 0.00 0.00 0.00 03:53:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:02 PM eth0 351.61 279.69 4511.18 40.12 0.00 0.00 0.00 0.00 03:54:01 PM lo 1060.23 1060.23 1052.98 1052.98 0.00 0.00 0.00 0.00 03:54:01 PM eth0 180.14 137.50 1433.16 655.06 0.00 0.00 0.00 0.00 Average: lo 349.48 349.48 347.09 347.09 0.00 0.00 0.00 0.00 Average: eth0 237.31 187.10 2683.79 238.67 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) 09/11/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 24.19 0.65 9.97 2.20 0.09 62.90 03:52:01 PM 0 29.45 0.70 10.53 2.36 0.10 56.87 03:52:01 PM 1 21.20 0.47 8.66 2.31 0.10 67.26 03:52:01 PM 2 21.11 0.59 7.76 1.95 0.08 68.51 03:52:01 PM 3 25.00 0.84 12.92 2.18 0.08 58.98 03:53:02 PM all 63.92 0.00 2.36 1.86 0.10 31.75 03:53:02 PM 0 59.46 0.00 2.39 1.19 0.10 36.86 03:53:02 PM 1 72.44 0.00 1.65 0.98 0.12 24.80 03:53:02 PM 2 62.40 0.00 2.06 1.59 0.10 33.85 03:53:02 PM 3 61.37 0.00 3.33 3.70 0.10 31.50 03:54:01 PM all 52.94 0.00 2.73 0.61 0.10 43.62 03:54:01 PM 0 54.49 0.00 2.45 0.95 0.10 42.00 03:54:01 PM 1 52.65 0.00 1.96 0.29 0.10 45.00 03:54:01 PM 2 55.18 0.00 3.29 0.65 0.09 40.80 03:54:01 PM 3 49.44 0.00 3.22 0.56 0.10 46.68 Average: all 46.99 0.22 5.03 1.56 0.10 46.10 Average: 0 47.76 0.24 5.14 1.50 0.10 45.26 Average: 1 48.76 0.16 4.10 1.20 0.11 45.68 Average: 2 46.20 0.20 4.37 1.40 0.09 47.74 Average: 3 45.25 0.28 6.51 2.16 0.10 45.71