---> uname -a: Linux prd-centos8-builder-4c-4g-4808.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 754 12216 19 2791 14660 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:51:47:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.70/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe51:47af/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) 10/23/2025 _x86_64_ (4 CPU) 15:51:40 LINUX RESTART (4 CPU) 03:52:02 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 371.96 163.12 208.84 6606.57 39594.48 03:54:01 PM 325.46 17.06 308.40 3295.32 11833.69 03:55:01 PM 177.31 3.43 173.88 1218.19 10184.21 03:56:01 PM 79.12 0.77 78.35 58.26 8912.53 Average: 237.91 45.61 192.30 2778.83 17540.58 03:52:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 13547584 15114928 2593948 16.07 2688 1782684 888412 5.17 184896 2074196 85112 03:54:01 PM 12640100 14628856 3501432 21.69 2688 2184772 1210184 7.04 210952 2872980 156892 03:55:01 PM 10983200 13412884 5158332 31.96 2688 2618372 2610072 15.18 332676 4372516 291888 03:56:01 PM 12549368 15048884 3592164 22.25 2688 2687480 866928 5.04 683536 2462860 155892 Average: 12430063 14551388 3711469 22.99 2688 2318327 1393899 8.11 353015 2945638 172446 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 318.24 176.94 1598.03 65.27 0.00 0.00 0.00 0.00 03:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 PM eth0 207.83 170.22 2229.66 33.73 0.00 0.00 0.00 0.00 03:55:01 PM lo 98.70 98.70 94.05 94.05 0.00 0.00 0.00 0.00 03:55:01 PM eth0 318.16 249.39 4784.38 32.53 0.00 0.00 0.00 0.00 03:56:01 PM lo 1175.79 1175.79 1169.37 1169.37 0.00 0.00 0.00 0.00 03:56:01 PM eth0 115.38 103.27 312.74 641.94 0.00 0.00 0.00 0.00 Average: lo 319.91 319.91 317.13 317.13 0.00 0.00 0.00 0.00 Average: eth0 239.59 174.95 2234.01 193.88 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) 10/23/2025 _x86_64_ (4 CPU) 15:51:40 LINUX RESTART (4 CPU) 03:52:02 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 18.98 1.81 16.32 19.16 0.15 43.58 03:53:01 PM 0 20.04 2.05 17.70 22.53 0.15 37.53 03:53:01 PM 1 20.30 1.58 16.01 22.05 0.15 39.90 03:53:01 PM 2 15.02 1.64 16.20 9.38 0.14 57.62 03:53:01 PM 3 20.58 1.96 15.38 22.73 0.15 39.19 03:54:01 PM all 27.28 0.00 2.50 4.17 0.10 65.94 03:54:01 PM 0 17.63 0.00 2.06 2.86 0.10 77.35 03:54:01 PM 1 24.09 0.00 2.90 6.18 0.12 66.71 03:54:01 PM 2 25.43 0.00 1.61 3.85 0.10 69.02 03:54:01 PM 3 42.00 0.00 3.45 3.80 0.10 50.64 03:55:01 PM all 64.53 0.00 2.16 2.46 0.14 30.71 03:55:01 PM 0 58.38 0.00 2.96 2.68 0.17 35.81 03:55:01 PM 1 67.18 0.00 1.88 2.68 0.13 28.12 03:55:01 PM 2 63.26 0.00 2.33 3.25 0.13 31.04 03:55:01 PM 3 69.30 0.00 1.49 1.22 0.13 27.85 03:56:01 PM all 42.99 0.00 2.38 2.41 0.10 52.12 03:56:01 PM 0 41.81 0.00 1.68 3.65 0.10 52.76 03:56:01 PM 1 36.77 0.00 2.92 2.66 0.10 57.55 03:56:01 PM 2 50.66 0.00 1.95 0.97 0.10 46.32 03:56:01 PM 3 42.71 0.00 2.96 2.35 0.12 51.86 Average: all 38.57 0.44 5.78 6.98 0.13 48.11 Average: 0 34.56 0.50 6.02 7.83 0.13 50.96 Average: 1 37.18 0.39 5.87 8.32 0.13 48.11 Average: 2 38.72 0.40 5.46 4.34 0.12 50.96 Average: 3 43.81 0.48 5.76 7.42 0.13 42.40