---> uname -a: Linux prd-centos8-builder-4c-4g-35309.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 742 12236 19 2784 14673 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:79:0d:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe79:d0f/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) 08/13/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 259.19 109.73 149.46 3979.34 10604.35 03:53:01 PM 376.40 6.48 369.92 1368.84 14176.12 03:54:01 PM 128.54 0.98 127.56 103.57 10644.60 Average: 254.70 39.06 215.64 1817.15 11808.29 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13178556 15038640 2962976 18.36 2688 2059764 988564 5.75 195384 2373872 146512 03:53:01 PM 11586632 13727904 4554900 28.22 2688 2332960 2013056 11.71 318364 3800460 59372 03:54:01 PM 12572876 15065512 3568656 22.11 2688 2679912 852288 4.96 683004 2441972 159188 Average: 12446021 14610685 3695511 22.89 2688 2357545 1284636 7.47 398917 2872101 121691 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 164.91 113.25 1313.95 20.68 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 304.47 256.76 3218.34 39.85 0.00 0.00 0.00 0.00 03:54:01 PM lo 815.34 815.34 822.88 822.88 0.00 0.00 0.00 0.00 03:54:01 PM eth0 320.16 237.25 3633.64 648.21 0.00 0.00 0.00 0.00 Average: lo 271.81 271.81 274.32 274.32 0.00 0.00 0.00 0.00 Average: eth0 263.18 202.42 2722.03 236.27 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) 08/13/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 22.28 0.90 15.12 2.65 0.10 58.95 03:52:01 PM 0 17.05 1.10 16.44 3.55 0.13 61.72 03:52:01 PM 1 26.83 0.85 16.37 1.99 0.10 53.85 03:52:01 PM 2 24.92 1.11 17.11 3.00 0.08 53.78 03:52:01 PM 3 20.34 0.52 10.56 2.06 0.08 66.44 03:53:01 PM all 66.63 0.00 2.39 2.05 0.12 28.80 03:53:01 PM 0 64.12 0.00 2.17 2.36 0.10 31.25 03:53:01 PM 1 64.44 0.00 3.02 2.41 0.13 30.00 03:53:01 PM 2 64.36 0.00 2.83 2.91 0.13 29.77 03:53:01 PM 3 73.59 0.00 1.55 0.53 0.12 24.21 03:54:01 PM all 52.14 0.00 2.92 0.72 0.11 44.11 03:54:01 PM 0 62.56 0.00 3.40 0.37 0.12 33.56 03:54:01 PM 1 51.70 0.00 3.57 1.22 0.12 43.40 03:54:01 PM 2 47.01 0.00 2.13 0.37 0.10 50.39 03:54:01 PM 3 47.29 0.00 2.60 0.90 0.10 49.11 Average: all 47.03 0.30 6.81 1.81 0.11 43.95 Average: 0 47.92 0.37 7.33 2.09 0.12 42.17 Average: 1 47.67 0.28 7.65 1.87 0.12 42.40 Average: 2 45.43 0.37 7.36 2.09 0.11 44.65 Average: 3 47.08 0.17 4.90 1.17 0.10 46.58