---> uname -a: Linux prd-centos8-builder-4c-4g-23754.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 714 12279 19 2769 14701 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:b3:82:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.130/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:feb3:82c4/64 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) 06/25/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 244.71 54.28 190.43 3487.72 11526.72 03:53:01 PM 340.43 6.30 334.13 1366.04 13276.40 03:54:01 PM 104.72 0.97 103.75 103.18 9166.56 Average: 229.87 20.33 209.54 1642.27 11322.11 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12967064 14874804 3174468 19.67 2688 2106620 1041456 6.06 203544 2565112 155244 03:53:01 PM 11758340 13888616 4383192 27.15 2688 2322200 1865520 10.85 319000 3626012 23752 03:54:01 PM 12578924 15056500 3562608 22.07 2688 2666232 831116 4.83 684428 2436436 158956 Average: 12434776 14606640 3706756 22.96 2688 2365017 1246031 7.25 402324 2875853 112651 03:51:02 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 303.37 217.86 2057.00 32.99 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 214.91 185.40 2281.95 30.33 0.00 0.00 0.00 0.00 03:54:01 PM lo 908.48 908.48 907.87 907.87 0.00 0.00 0.00 0.00 03:54:01 PM eth0 359.24 229.43 3624.07 653.39 0.00 0.00 0.00 0.00 Average: lo 304.48 304.48 304.28 304.28 0.00 0.00 0.00 0.00 Average: eth0 292.45 210.86 2657.61 240.03 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) 06/25/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 24.13 0.39 6.19 3.43 0.10 65.75 03:52:01 PM 0 33.43 0.44 7.47 1.12 0.10 57.44 03:52:01 PM 1 21.04 0.34 5.59 4.30 0.10 68.62 03:52:01 PM 2 23.17 0.43 6.00 0.65 0.10 69.65 03:52:01 PM 3 18.86 0.36 5.70 7.66 0.10 67.31 03:53:01 PM all 62.92 0.00 2.13 3.50 0.12 31.33 03:53:01 PM 0 70.77 0.00 2.00 2.29 0.12 24.82 03:53:01 PM 1 58.08 0.00 1.54 3.47 0.10 36.81 03:53:01 PM 2 60.39 0.00 2.58 3.96 0.13 32.94 03:53:01 PM 3 62.44 0.00 2.41 4.27 0.13 30.75 03:54:01 PM all 51.98 0.00 2.88 0.40 0.11 44.63 03:54:01 PM 0 45.34 0.00 2.94 0.49 0.12 51.11 03:54:01 PM 1 49.35 0.00 3.35 0.32 0.12 46.87 03:54:01 PM 2 50.08 0.00 1.84 0.54 0.10 47.44 03:54:01 PM 3 63.16 0.00 3.36 0.25 0.12 33.11 Average: all 46.47 0.13 3.72 2.44 0.11 47.14 Average: 0 49.94 0.15 4.12 1.30 0.11 44.39 Average: 1 42.95 0.11 3.48 2.69 0.11 50.66 Average: 2 44.66 0.14 3.46 1.72 0.11 49.90 Average: 3 48.32 0.12 3.81 4.04 0.12 43.59