---> uname -a: Linux prd-centos8-builder-4c-4g-29218.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 761 12216 19 2785 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:9f:d0:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.177/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe9f:d0f2/64 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) 07/19/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:03 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 278.13 74.35 203.77 3825.16 11614.29 03:53:01 PM 364.19 5.77 358.42 1306.05 14430.94 03:54:01 PM 79.75 0.98 78.77 97.18 9204.85 Average: 240.27 26.51 213.77 1719.52 11751.54 03:51:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12860180 14796320 3281352 20.33 2688 2133592 1142484 6.65 205184 2667548 194508 03:53:01 PM 10886160 13233880 5255372 32.56 2688 2537644 2552644 14.85 331516 4474600 223536 03:54:01 PM 12576140 15072380 3565392 22.09 2688 2683756 840208 4.89 687320 2430616 157328 Average: 12107493 14367527 4034039 24.99 2688 2451664 1511779 8.79 408007 3190921 191791 03:51:03 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 243.55 183.49 2280.82 32.44 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 400.38 294.70 5461.64 40.40 0.00 0.00 0.00 0.00 03:54:01 PM lo 974.10 974.10 973.55 973.55 0.00 0.00 0.00 0.00 03:54:01 PM eth0 136.53 121.00 320.09 645.80 0.00 0.00 0.00 0.00 Average: lo 328.38 328.38 328.16 328.16 0.00 0.00 0.00 0.00 Average: eth0 260.34 199.91 2692.06 241.86 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) 07/19/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:03 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 25.18 0.52 8.91 2.27 0.09 63.03 03:52:01 PM 0 26.24 0.61 9.93 2.13 0.09 61.01 03:52:01 PM 1 34.40 0.45 8.52 3.38 0.09 53.17 03:52:01 PM 2 27.92 0.55 10.22 1.28 0.12 59.90 03:52:01 PM 3 12.15 0.47 6.97 2.29 0.07 78.05 03:53:01 PM all 67.50 0.00 2.39 2.02 0.10 27.99 03:53:01 PM 0 67.21 0.00 2.47 2.11 0.10 28.11 03:53:01 PM 1 74.11 0.00 1.87 1.19 0.10 22.73 03:53:01 PM 2 57.24 0.00 2.56 1.49 0.08 38.63 03:53:01 PM 3 71.44 0.00 2.65 3.31 0.12 22.48 03:54:01 PM all 46.63 0.00 2.50 0.41 0.09 50.37 03:54:01 PM 0 50.23 0.00 2.19 0.27 0.10 47.21 03:54:01 PM 1 51.47 0.00 2.69 0.20 0.10 45.54 03:54:01 PM 2 41.57 0.00 3.01 1.00 0.08 54.33 03:54:01 PM 3 43.22 0.00 2.11 0.17 0.07 54.43 Average: all 46.68 0.17 4.55 1.56 0.09 46.95 Average: 0 48.14 0.20 4.81 1.49 0.10 45.26 Average: 1 53.54 0.15 4.31 1.57 0.10 40.33 Average: 2 42.40 0.18 5.21 1.26 0.10 50.85 Average: 3 42.62 0.15 3.87 1.92 0.08 51.35