---> uname -a: Linux prd-centos8-builder-4c-4g-12221.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 768 12202 19 2791 14646 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:67:ad:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.46/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe67:ad15/64 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) 11/12/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 266.59 89.37 177.22 3810.16 10963.56 03:53:01 PM 347.60 6.26 341.34 1365.28 13800.35 03:54:01 PM 107.32 0.98 106.33 103.58 9951.86 Average: 240.51 32.20 208.30 1759.65 11572.05 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12886256 14813056 3255276 20.17 2688 2125000 1106500 6.44 203040 2646480 185184 03:53:01 PM 11408732 13608916 4732800 29.32 2688 2390712 2149592 12.50 320328 3965720 90588 03:54:01 PM 12522772 15022732 3618760 22.42 2688 2687588 866660 5.04 683976 2487548 156352 Average: 12272587 14481568 3868945 23.97 2688 2401100 1374251 7.99 402448 3033249 144041 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 155.36 121.30 2078.74 26.72 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 259.26 229.96 3094.10 35.73 0.00 0.00 0.00 0.00 03:54:01 PM lo 843.83 843.83 851.56 851.56 0.00 0.00 0.00 0.00 03:54:01 PM eth0 269.59 195.18 2840.15 649.95 0.00 0.00 0.00 0.00 Average: lo 281.26 281.26 283.84 283.84 0.00 0.00 0.00 0.00 Average: eth0 228.07 182.15 2671.02 237.46 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) 11/12/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.77 0.70 9.29 3.15 0.13 62.97 03:52:01 PM 0 34.56 0.69 9.15 2.16 0.15 53.30 03:52:01 PM 1 17.42 0.64 8.72 2.61 0.10 70.52 03:52:01 PM 2 18.09 0.79 9.40 4.35 0.12 67.25 03:52:01 PM 3 25.01 0.70 9.88 3.47 0.13 60.80 03:53:01 PM all 63.20 0.00 2.38 2.39 0.13 31.90 03:53:01 PM 0 53.59 0.00 2.31 1.39 0.12 42.60 03:53:01 PM 1 72.70 0.00 1.49 2.22 0.13 23.46 03:53:01 PM 2 68.36 0.00 2.08 2.65 0.13 26.78 03:53:01 PM 3 58.12 0.00 3.67 3.32 0.13 34.75 03:54:01 PM all 50.61 0.00 2.97 0.61 0.12 45.69 03:54:01 PM 0 48.33 0.00 2.31 0.50 0.12 48.74 03:54:01 PM 1 42.31 0.00 3.16 0.15 0.13 54.25 03:54:01 PM 2 62.33 0.00 3.02 0.27 0.12 34.26 03:54:01 PM 3 49.45 0.00 3.39 1.51 0.12 45.53 Average: all 45.87 0.23 4.88 2.05 0.13 46.84 Average: 0 45.50 0.23 4.58 1.35 0.13 48.21 Average: 1 44.16 0.21 4.45 1.66 0.12 49.39 Average: 2 49.62 0.26 4.83 2.42 0.12 42.75 Average: 3 44.19 0.23 5.65 2.77 0.13 47.03