---> uname -a: Linux prd-centos8-builder-4c-4g-14537.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1453 11482 19 2826 13960 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:fb:39:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.16/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fefb:3994/64 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) 11/22/2025 _x86_64_ (4 CPU) 13:36:23 LINUX RESTART (4 CPU) 01:37:02 PM tps rtps wtps bread/s bwrtn/s 01:38:01 PM 394.87 84.55 310.32 3770.65 12688.16 01:39:01 PM 219.08 5.50 213.58 1301.17 15253.95 01:40:01 PM 70.35 3.05 67.31 122.25 8725.60 01:41:01 PM 33.55 0.47 33.08 63.97 4549.99 Average: 178.56 23.13 155.42 1304.23 10294.28 01:37:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 PM 12652692 14675704 3488832 21.61 2688 2219648 1149012 6.68 206300 2868364 278380 01:39:01 PM 11121540 13535828 5019984 31.10 2688 2603876 2423676 14.10 332444 4235992 222620 01:40:01 PM 11819972 14357644 4321552 26.77 2688 2725344 1441920 8.39 550140 3319804 113124 01:41:01 PM 11718584 14254560 4422940 27.40 2688 2723052 1556744 9.06 754296 3216132 23120 Average: 11828197 14205934 4313327 26.72 2688 2567980 1642838 9.56 460795 3410073 159311 01:37:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 PM eth0 249.44 188.95 3660.44 33.34 0.00 0.00 0.00 0.00 01:39:01 PM lo 0.15 0.15 0.03 0.03 0.00 0.00 0.00 0.00 01:39:01 PM eth0 400.38 274.43 5159.87 37.03 0.00 0.00 0.00 0.00 01:40:01 PM lo 1002.40 1002.40 998.59 998.59 0.00 0.00 0.00 0.00 01:40:01 PM eth0 213.51 130.08 446.81 61.66 0.00 0.00 0.00 0.00 01:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 PM eth0 70.31 38.13 28.38 187.37 0.00 0.00 0.00 0.00 Average: lo 251.64 251.64 250.66 250.66 0.00 0.00 0.00 0.00 Average: eth0 233.34 157.76 2318.27 80.05 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) 11/22/2025 _x86_64_ (4 CPU) 13:36:23 LINUX RESTART (4 CPU) 01:37:02 PM CPU %user %nice %system %iowait %steal %idle 01:38:01 PM all 27.78 0.61 11.72 2.55 0.13 57.21 01:38:01 PM 0 25.38 0.49 9.99 1.67 0.14 62.33 01:38:01 PM 1 22.67 0.89 14.82 3.14 0.10 58.38 01:38:01 PM 2 31.10 0.49 10.55 1.03 0.14 56.68 01:38:01 PM 3 31.97 0.58 11.51 4.37 0.14 51.43 01:39:01 PM all 71.59 0.00 2.31 1.25 0.13 24.72 01:39:01 PM 0 69.65 0.00 1.44 0.37 0.12 28.43 01:39:01 PM 1 60.31 0.00 2.72 1.45 0.13 35.37 01:39:01 PM 2 80.77 0.00 1.99 1.69 0.12 15.43 01:39:01 PM 3 75.63 0.00 3.10 1.49 0.13 19.64 01:40:01 PM all 61.99 0.00 2.51 0.56 0.12 34.82 01:40:01 PM 0 64.69 0.00 1.66 1.02 0.13 32.49 01:40:01 PM 1 70.46 0.00 3.31 0.27 0.12 25.84 01:40:01 PM 2 60.90 0.00 1.68 0.47 0.12 36.84 01:40:01 PM 3 51.93 0.00 3.39 0.47 0.12 44.10 01:41:01 PM all 15.96 0.00 1.26 0.30 0.08 82.40 01:41:01 PM 0 13.91 0.00 1.08 0.07 0.08 84.86 01:41:01 PM 1 18.08 0.00 1.30 0.60 0.08 79.93 01:41:01 PM 2 20.77 0.00 1.44 0.15 0.07 77.57 01:41:01 PM 3 11.08 0.00 1.20 0.40 0.07 87.25 Average: all 44.37 0.15 4.42 1.16 0.11 49.79 Average: 0 43.44 0.12 3.52 0.78 0.12 52.02 Average: 1 42.93 0.22 5.50 1.36 0.11 49.88 Average: 2 48.42 0.12 3.89 0.83 0.11 46.62 Average: 3 42.67 0.14 4.77 1.67 0.11 50.64