---> uname -a: Linux prd-centos8-builder-4c-4g-13618.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 746 12224 19 2792 14668 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:f4:6e:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.192/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fef4:6ebd/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) 11/18/2025 _x86_64_ (4 CPU) 15:50:27 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:02 PM 291.54 93.07 198.47 3840.05 11422.71 03:53:01 PM 328.73 6.56 322.18 1394.41 14025.60 03:54:01 PM 81.14 0.80 80.34 97.43 9528.92 Average: 233.28 33.62 199.65 1779.42 11645.99 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:02 PM 12892788 14824048 3248736 20.13 2688 2128908 1126784 6.55 203884 2637836 187744 03:53:01 PM 11312708 13665712 4828816 29.92 2688 2542960 2350376 13.67 329512 4051636 237076 03:54:01 PM 12529200 15029296 3612324 22.38 2688 2688032 861388 5.01 684924 2481220 156352 Average: 12244899 14506352 3896625 24.14 2688 2453300 1446183 8.41 406107 3056897 193724 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 172.98 135.94 2117.24 29.27 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.15 0.15 0.04 0.04 0.00 0.00 0.00 0.00 03:53:01 PM eth0 380.01 289.33 5670.67 40.36 0.00 0.00 0.00 0.00 03:54:01 PM lo 1204.17 1204.17 1195.14 1195.14 0.00 0.00 0.00 0.00 03:54:01 PM eth0 103.83 96.68 311.59 640.94 0.00 0.00 0.00 0.00 Average: lo 403.66 403.66 400.59 400.59 0.00 0.00 0.00 0.00 Average: eth0 218.05 173.35 2683.41 237.94 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) 11/18/2025 _x86_64_ (4 CPU) 15:50:27 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:02 PM all 25.24 0.75 12.60 2.21 0.12 59.08 03:52:02 PM 0 22.22 0.60 9.76 1.62 0.12 65.67 03:52:02 PM 1 23.83 0.42 10.11 2.69 0.13 62.82 03:52:02 PM 2 27.30 1.04 15.93 2.52 0.12 53.10 03:52:02 PM 3 27.61 0.94 14.62 2.03 0.12 54.69 03:53:01 PM all 68.31 0.00 2.50 1.64 0.12 27.44 03:53:01 PM 0 74.01 0.00 2.40 1.45 0.12 22.02 03:53:01 PM 1 61.25 0.00 2.73 1.74 0.14 34.15 03:53:01 PM 2 65.73 0.00 2.61 1.45 0.12 30.10 03:53:01 PM 3 72.22 0.00 2.25 1.91 0.10 23.52 03:54:01 PM all 50.97 0.00 3.08 0.41 0.10 45.44 03:54:01 PM 0 56.19 0.00 3.56 0.82 0.10 39.33 03:54:01 PM 1 43.92 0.00 2.31 0.23 0.10 53.43 03:54:01 PM 2 45.82 0.00 3.41 0.32 0.10 50.35 03:54:01 PM 3 57.98 0.00 3.03 0.25 0.10 38.64 Average: all 48.05 0.25 6.08 1.42 0.11 44.08 Average: 0 50.67 0.20 5.26 1.30 0.11 42.46 Average: 1 42.87 0.14 5.07 1.55 0.12 50.24 Average: 2 46.18 0.35 7.34 1.43 0.11 44.60 Average: 3 52.50 0.31 6.66 1.39 0.11 39.03