---> uname -a: Linux prd-centos8-builder-4c-4g-14560.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 739 12229 19 2793 14675 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:09:87:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.104/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe09:87e8/64 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) 15:50:30 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 267.54 120.84 146.70 4742.02 10556.01 03:53:01 PM 348.16 5.76 342.40 1302.28 13983.61 03:54:01 PM 143.99 0.55 143.44 41.33 10746.13 Average: 253.24 42.39 210.86 2028.61 11762.10 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13173952 15045344 2967580 18.38 2688 2070992 989700 5.76 195852 2375816 152184 03:53:01 PM 11686040 13833204 4455492 27.60 2688 2339404 1955996 11.38 318300 3700312 57708 03:54:01 PM 12474280 14965316 3667252 22.72 2688 2678500 963108 5.60 512344 2707148 150180 Average: 12444757 14614621 3696775 22.90 2688 2362965 1302935 7.58 342165 2927759 120024 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 97.58 70.06 1329.84 18.83 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 270.55 235.90 3199.25 37.09 0.00 0.00 0.00 0.00 03:54:01 PM lo 1129.50 1129.50 1124.17 1124.17 0.00 0.00 0.00 0.00 03:54:01 PM eth0 216.83 154.51 3435.65 21.56 0.00 0.00 0.00 0.00 Average: lo 376.44 376.44 374.66 374.66 0.00 0.00 0.00 0.00 Average: eth0 194.99 153.49 2654.90 25.83 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) 15:50:30 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 22.71 1.17 19.10 2.11 0.12 54.80 03:52:01 PM 0 12.72 1.86 21.22 2.23 0.12 61.86 03:52:01 PM 1 17.87 1.29 21.40 1.88 0.12 57.44 03:52:01 PM 2 25.58 0.82 18.03 2.22 0.12 53.23 03:52:01 PM 3 34.64 0.72 15.74 2.11 0.12 46.67 03:53:01 PM all 70.16 0.00 2.55 1.87 0.12 25.30 03:53:01 PM 0 59.16 0.00 2.36 1.47 0.12 36.89 03:53:01 PM 1 70.23 0.00 3.22 1.81 0.12 24.63 03:53:01 PM 2 74.33 0.00 2.06 0.95 0.12 22.54 03:53:01 PM 3 76.93 0.00 2.56 3.26 0.12 17.12 03:54:01 PM all 54.56 0.00 3.00 0.76 0.11 41.56 03:54:01 PM 0 46.92 0.00 2.78 1.11 0.12 49.08 03:54:01 PM 1 55.50 0.00 1.61 0.45 0.12 42.32 03:54:01 PM 2 65.30 0.00 4.44 0.67 0.10 29.49 03:54:01 PM 3 50.54 0.00 3.18 0.82 0.12 45.34 Average: all 49.14 0.39 8.22 1.58 0.12 40.55 Average: 0 39.60 0.62 8.79 1.60 0.12 49.27 Average: 1 47.87 0.43 8.74 1.38 0.12 41.46 Average: 2 55.06 0.27 8.18 1.28 0.11 35.09 Average: 3 54.03 0.24 7.17 2.06 0.12 36.38