---> uname -a: Linux prd-centos8-builder-4c-4g-1429.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 756 12214 19 2791 14658 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:30:4d:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.46/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe30:4de4/64 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) 09/30/2025 _x86_64_ (4 CPU) 15:50:28 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 287.16 90.14 197.02 3866.76 11474.92 03:53:01 PM 341.83 6.45 335.38 1371.64 14272.32 03:54:01 PM 74.37 0.80 73.57 97.45 8927.90 Average: 234.16 32.14 202.02 1767.07 11558.84 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12892764 14822408 3248768 20.13 2688 2127252 1125308 6.55 203808 2636896 187444 03:53:01 PM 10967288 13319348 5174244 32.06 2688 2541800 2561884 14.90 330560 4396196 222300 03:54:01 PM 12456448 14955584 3685084 22.83 2688 2686724 956204 5.56 686428 2552484 156212 Average: 12105500 14365780 4036032 25.00 2688 2451925 1547799 9.00 406932 3195192 188652 03:51:02 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 170.33 135.01 2144.89 29.30 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.15 0.15 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 PM eth0 418.85 306.33 5585.10 41.53 0.00 0.00 0.00 0.00 03:54:01 PM lo 1266.76 1266.76 1254.67 1254.67 0.00 0.00 0.00 0.00 03:54:01 PM eth0 145.03 121.01 321.99 644.01 0.00 0.00 0.00 0.00 Average: lo 424.64 424.64 420.55 420.55 0.00 0.00 0.00 0.00 Average: eth0 245.15 187.74 2686.98 239.43 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) 09/30/2025 _x86_64_ (4 CPU) 15:50:28 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 25.77 0.66 9.31 2.10 0.11 62.06 03:52:01 PM 0 14.13 0.68 8.79 0.78 0.10 75.52 03:52:01 PM 1 29.45 1.09 13.37 2.33 0.12 53.64 03:52:01 PM 2 33.59 0.48 8.17 1.75 0.14 55.87 03:52:01 PM 3 25.92 0.41 6.89 3.52 0.09 63.17 03:53:01 PM all 67.77 0.00 2.47 1.50 0.12 28.14 03:53:01 PM 0 66.59 0.00 1.96 0.89 0.13 30.43 03:53:01 PM 1 72.65 0.00 1.45 0.93 0.12 24.84 03:53:01 PM 2 64.76 0.00 2.96 0.97 0.12 31.19 03:53:01 PM 3 67.08 0.00 3.50 3.22 0.12 26.09 03:54:01 PM all 46.96 0.00 2.65 0.33 0.12 49.93 03:54:01 PM 0 49.57 0.00 3.00 0.55 0.12 46.76 03:54:01 PM 1 49.25 0.00 2.16 0.10 0.12 48.38 03:54:01 PM 2 49.47 0.00 2.56 0.47 0.10 47.40 03:54:01 PM 3 39.55 0.00 2.88 0.22 0.13 57.21 Average: all 46.96 0.22 4.78 1.31 0.12 46.62 Average: 0 43.58 0.22 4.56 0.74 0.12 50.77 Average: 1 50.58 0.36 5.61 1.11 0.12 42.21 Average: 2 49.37 0.16 4.54 1.06 0.12 44.76 Average: 3 44.28 0.13 4.41 2.31 0.11 48.74