---> uname -a: Linux prd-centos8-builder-4c-4g-2332.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 759 12211 19 2791 14655 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:3a:ee:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.157/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe3a:ee1a/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) 10/12/2025 _x86_64_ (4 CPU) 15:50:25 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:02 PM 434.62 62.57 372.05 3906.71 13819.99 03:53:01 PM 199.47 4.32 195.15 1102.54 12286.41 03:54:01 PM 77.57 0.75 76.82 80.12 12887.55 Average: 237.45 22.65 214.80 1699.99 13002.01 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:02 PM 12597900 14604776 3543632 21.95 2688 2202528 1244048 7.24 212396 2913552 219280 03:53:01 PM 9692384 12153008 6449148 39.95 2688 2648772 3628928 21.11 348728 5641820 321840 03:54:01 PM 12471832 14972688 3669700 22.73 2688 2688328 917360 5.34 687968 2533436 33868 Average: 11587372 13910157 4554160 28.21 2688 2513209 1930112 11.23 416364 3696269 191663 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:02 PM eth0 256.04 209.50 3081.21 38.77 0.00 0.00 0.00 0.00 03:53:01 PM lo 1127.67 1127.67 1120.30 1120.30 0.00 0.00 0.00 0.00 03:53:01 PM eth0 349.15 258.23 4646.59 32.81 0.00 0.00 0.00 0.00 03:54:01 PM lo 1.45 1.45 2.50 2.50 0.00 0.00 0.00 0.00 03:54:01 PM eth0 121.70 112.50 310.23 645.15 0.00 0.00 0.00 0.00 Average: lo 372.18 372.18 370.10 370.10 0.00 0.00 0.00 0.00 Average: eth0 241.71 193.05 2668.51 240.03 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) 10/12/2025 _x86_64_ (4 CPU) 15:50:25 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:02 PM all 29.71 0.38 6.92 2.09 0.10 60.80 03:52:02 PM 0 24.86 0.58 7.86 2.55 0.10 64.03 03:52:02 PM 1 32.93 0.44 7.46 1.04 0.10 58.04 03:52:02 PM 2 30.61 0.25 5.61 1.84 0.10 61.59 03:52:02 PM 3 30.43 0.27 6.73 2.93 0.10 59.54 03:53:01 PM all 70.90 0.00 2.49 0.72 0.11 25.77 03:53:01 PM 0 77.58 0.00 2.31 0.85 0.10 19.16 03:53:01 PM 1 74.53 0.00 1.97 0.78 0.12 22.60 03:53:01 PM 2 66.79 0.00 2.94 0.41 0.12 29.75 03:53:01 PM 3 64.71 0.00 2.76 0.83 0.10 31.60 03:54:01 PM all 40.48 0.00 2.16 0.43 0.09 56.83 03:54:01 PM 0 40.92 0.00 2.07 0.48 0.10 56.43 03:54:01 PM 1 34.31 0.00 1.47 0.02 0.08 64.12 03:54:01 PM 2 51.36 0.00 2.09 0.55 0.08 45.92 03:54:01 PM 3 35.34 0.00 3.02 0.67 0.10 60.87 Average: all 46.90 0.13 3.87 1.08 0.10 47.92 Average: 0 47.62 0.20 4.09 1.30 0.10 46.69 Average: 1 47.11 0.15 3.64 0.61 0.10 48.39 Average: 2 49.50 0.08 3.55 0.94 0.10 45.83 Average: 3 43.39 0.09 4.17 1.48 0.10 50.77