---> uname -a: Linux prd-centos8-builder-4c-4g-19095.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 770 12198 19 2794 14644 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:9b:fd:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.106/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe9b:fddd/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) 12/09/2025 _x86_64_ (4 CPU) 15:50:27 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 265.74 102.43 163.31 4022.00 11411.46 03:53:01 PM 328.44 5.76 322.68 1302.50 12885.09 03:54:01 PM 145.78 0.55 145.23 41.33 10751.22 Average: 246.66 36.25 210.41 1788.58 11682.66 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13064868 14939328 3076656 19.06 2688 2073620 1090392 6.34 195908 2478528 129920 03:53:01 PM 11498548 13645076 4642976 28.76 2688 2339220 2047308 11.91 318056 3889636 64380 03:54:01 PM 12481324 14965508 3660200 22.68 2688 2671932 922248 5.36 512316 2700580 133116 Average: 12348247 14516637 3793277 23.50 2688 2361591 1353316 7.87 342093 3022915 109139 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 109.82 83.85 1355.28 21.84 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 303.77 252.33 3177.60 35.87 0.00 0.00 0.00 0.00 03:54:01 PM lo 860.19 860.19 864.77 864.77 0.00 0.00 0.00 0.00 03:54:01 PM eth0 241.89 169.14 3440.39 22.95 0.00 0.00 0.00 0.00 Average: lo 286.71 286.71 288.24 288.24 0.00 0.00 0.00 0.00 Average: eth0 218.50 168.45 2657.79 26.89 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) 12/09/2025 _x86_64_ (4 CPU) 15:50:27 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 22.63 0.86 13.84 2.25 0.12 60.31 03:52:01 PM 0 30.56 0.95 15.71 2.71 0.12 49.95 03:52:01 PM 1 22.11 1.10 17.66 3.00 0.13 56.00 03:52:01 PM 2 12.25 0.44 8.70 1.29 0.12 77.21 03:52:01 PM 3 25.60 0.94 13.28 1.99 0.10 58.10 03:53:01 PM all 69.11 0.00 2.34 1.91 0.13 26.52 03:53:01 PM 0 76.03 0.00 2.61 2.44 0.12 18.80 03:53:01 PM 1 70.20 0.00 2.47 1.34 0.12 25.87 03:53:01 PM 2 57.40 0.00 2.22 1.39 0.13 38.86 03:53:01 PM 3 72.82 0.00 2.04 2.46 0.15 22.53 03:54:01 PM all 51.24 0.00 2.67 0.69 0.10 45.30 03:54:01 PM 0 42.86 0.00 2.13 0.69 0.10 54.23 03:54:01 PM 1 59.41 0.00 3.60 0.65 0.10 36.23 03:54:01 PM 2 50.99 0.00 2.48 1.16 0.10 45.28 03:54:01 PM 3 51.71 0.00 2.47 0.25 0.10 45.47 Average: all 47.67 0.29 6.28 1.61 0.12 44.04 Average: 0 49.83 0.32 6.81 1.95 0.11 40.98 Average: 1 50.58 0.37 7.91 1.66 0.12 39.36 Average: 2 40.22 0.15 4.47 1.28 0.12 53.78 Average: 3 50.06 0.31 5.92 1.57 0.12 42.02