---> uname -a: Linux prd-centos8-builder-4c-4g-34570.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 753 12224 19 2785 14661 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:c2:2c:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.74/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fec2:2c80/64 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) 08/11/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 415.54 70.69 344.85 3749.90 13583.31 03:53:01 PM 197.55 3.48 194.07 1218.38 11966.08 03:54:01 PM 77.69 0.93 76.75 96.38 9158.04 Average: 230.28 25.03 205.25 1688.43 11569.59 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12726520 14707524 3415012 21.16 2688 2177192 1203904 7.00 210444 2790560 203996 03:53:01 PM 10770944 13206024 5370588 33.27 2688 2623572 2635768 15.33 336876 4578784 306700 03:54:01 PM 12575244 15069580 3566288 22.09 2688 2681932 817520 4.76 686408 2432700 150016 Average: 12024236 14327709 4117296 25.51 2688 2494232 1552397 9.03 411243 3267348 220237 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 303.73 231.66 2835.39 38.83 0.00 0.00 0.00 0.00 03:53:01 PM lo 383.25 383.25 365.38 365.38 0.00 0.00 0.00 0.00 03:53:01 PM eth0 329.74 243.32 4792.66 33.12 0.00 0.00 0.00 0.00 03:54:01 PM lo 617.56 617.56 633.93 633.93 0.00 0.00 0.00 0.00 03:54:01 PM eth0 192.70 152.39 324.68 647.19 0.00 0.00 0.00 0.00 Average: lo 333.56 333.56 333.06 333.06 0.00 0.00 0.00 0.00 Average: eth0 275.41 209.14 2651.53 239.62 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) 08/11/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 28.40 0.49 8.79 2.20 0.09 60.04 03:52:01 PM 0 27.51 0.67 11.55 2.74 0.08 57.45 03:52:01 PM 1 22.78 0.22 5.34 1.30 0.10 70.26 03:52:01 PM 2 32.00 0.45 6.60 1.10 0.10 59.75 03:52:01 PM 3 31.30 0.60 11.70 3.63 0.08 52.69 03:53:01 PM all 71.16 0.00 2.40 0.90 0.11 25.43 03:53:01 PM 0 77.14 0.00 2.79 0.63 0.12 19.32 03:53:01 PM 1 73.52 0.00 2.43 1.25 0.12 22.68 03:53:01 PM 2 67.60 0.00 2.17 0.94 0.10 29.19 03:53:01 PM 3 66.37 0.00 2.22 0.77 0.12 30.53 03:54:01 PM all 45.82 0.00 2.70 0.45 0.10 50.94 03:54:01 PM 0 46.87 0.00 2.63 0.42 0.10 49.98 03:54:01 PM 1 34.80 0.00 2.63 0.74 0.08 61.75 03:54:01 PM 2 51.84 0.00 3.87 0.55 0.10 43.64 03:54:01 PM 3 49.76 0.00 1.66 0.08 0.10 48.40 Average: all 48.47 0.16 4.63 1.18 0.10 45.46 Average: 0 50.53 0.22 5.65 1.26 0.10 42.23 Average: 1 43.71 0.07 3.47 1.10 0.10 51.56 Average: 2 50.48 0.15 4.22 0.86 0.10 44.19 Average: 3 49.15 0.20 5.19 1.49 0.10 43.86