---> uname -a: Linux prd-centos8-builder-4c-4g-4240.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 760 12211 19 2791 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:77:4e:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.46/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fe77:4e1d/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) 10/21/2025 _x86_64_ (4 CPU) 15:51:23 LINUX RESTART (4 CPU) 03:52:02 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 361.67 80.90 280.77 3794.48 12610.13 03:54:01 PM 257.89 6.25 251.64 1366.52 13306.43 03:55:01 PM 83.94 0.90 83.04 134.49 9904.37 Average: 233.78 29.06 204.72 1753.69 11936.61 03:52:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 12761708 14719960 3379824 20.94 2688 2154884 1165308 6.78 207364 2761336 203144 03:54:01 PM 10868504 13307784 5273028 32.67 2688 2627792 2491492 14.49 337772 4482328 308256 03:55:01 PM 12499596 14999896 3641936 22.56 2688 2687696 898340 5.23 687140 2508300 130600 Average: 12043269 14342547 4098263 25.39 2688 2490124 1518380 8.83 410759 3250655 214000 03:52:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 215.69 174.65 2553.52 33.82 0.00 0.00 0.00 0.00 03:54:01 PM lo 296.47 296.47 283.09 283.09 0.00 0.00 0.00 0.00 03:54:01 PM eth0 350.82 265.83 5158.96 35.58 0.00 0.00 0.00 0.00 03:55:01 PM lo 547.62 547.62 568.70 568.70 0.00 0.00 0.00 0.00 03:55:01 PM eth0 170.74 133.91 325.71 645.78 0.00 0.00 0.00 0.00 Average: lo 282.95 282.95 285.53 285.53 0.00 0.00 0.00 0.00 Average: eth0 245.93 191.56 2680.24 239.54 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) 10/21/2025 _x86_64_ (4 CPU) 15:51:23 LINUX RESTART (4 CPU) 03:52:02 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 26.51 0.61 10.57 2.84 0.10 59.37 03:53:01 PM 0 30.31 0.56 10.50 2.20 0.10 56.33 03:53:01 PM 1 30.22 0.67 11.24 4.47 0.10 53.30 03:53:01 PM 2 18.93 0.71 11.67 1.16 0.10 67.43 03:53:01 PM 3 26.59 0.51 8.85 3.55 0.10 60.40 03:54:01 PM all 68.74 0.00 2.43 1.20 0.10 27.52 03:54:01 PM 0 69.66 0.00 2.39 1.09 0.10 26.76 03:54:01 PM 1 70.16 0.00 2.84 1.45 0.10 25.44 03:54:01 PM 2 63.72 0.00 2.64 1.57 0.12 31.94 03:54:01 PM 3 71.41 0.00 1.84 0.70 0.10 25.94 03:55:01 PM all 43.13 0.00 2.38 0.35 0.10 54.04 03:55:01 PM 0 37.97 0.00 1.34 0.15 0.08 60.46 03:55:01 PM 1 51.93 0.00 2.76 0.40 0.08 44.82 03:55:01 PM 2 44.24 0.00 3.40 0.44 0.12 51.81 03:55:01 PM 3 38.38 0.00 2.04 0.42 0.10 59.06 Average: all 46.25 0.20 5.09 1.46 0.10 46.90 Average: 0 46.07 0.18 4.71 1.14 0.10 47.81 Average: 1 50.91 0.22 5.58 2.09 0.10 41.10 Average: 2 42.42 0.24 5.87 1.05 0.11 50.30 Average: 3 45.59 0.17 4.21 1.54 0.10 48.38