---> uname -a: Linux prd-centos8-builder-4c-4g-15482.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 739 12229 19 2793 14675 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:59:0b:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe59:b24/64 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) 11/26/2025 _x86_64_ (4 CPU) 15:50:25 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 272.44 87.75 184.69 3796.07 11601.70 03:53:01 PM 299.25 6.27 292.98 1365.51 13326.98 03:54:01 PM 123.25 0.98 122.26 103.58 10050.72 Average: 231.65 31.67 199.98 1755.17 11659.80 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12910396 14839316 3231136 20.02 2688 2127096 1104168 6.42 203044 2622476 186272 03:53:01 PM 11460108 13610480 4681424 29.00 2688 2341796 2166040 12.60 318808 3921340 43364 03:54:01 PM 12568044 15070628 3573488 22.14 2688 2690068 862108 5.02 677064 2449060 160968 Average: 12312849 14506808 3828683 23.72 2688 2386320 1377439 8.01 399639 2997625 130201 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 176.14 137.22 2235.45 28.23 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 222.23 195.25 2281.45 30.27 0.00 0.00 0.00 0.00 03:54:01 PM lo 1050.54 1050.54 1049.14 1049.14 0.00 0.00 0.00 0.00 03:54:01 PM eth0 276.40 215.63 3634.82 654.05 0.00 0.00 0.00 0.00 Average: lo 350.16 350.16 349.70 349.70 0.00 0.00 0.00 0.00 Average: eth0 224.92 182.70 2717.21 237.50 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) 11/26/2025 _x86_64_ (4 CPU) 15:50:25 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 24.62 0.69 9.97 2.46 0.09 62.17 03:52:01 PM 0 19.87 0.75 10.25 2.22 0.10 66.81 03:52:01 PM 1 22.65 0.77 11.06 2.23 0.08 63.20 03:52:01 PM 2 31.97 0.75 9.94 2.66 0.08 54.59 03:52:01 PM 3 23.99 0.50 8.64 2.73 0.08 64.05 03:53:01 PM all 64.73 0.00 2.13 3.66 0.13 29.35 03:53:01 PM 0 62.16 0.00 1.84 2.64 0.12 33.24 03:53:01 PM 1 59.27 0.00 2.05 3.36 0.13 35.19 03:53:01 PM 2 67.46 0.00 1.96 4.03 0.13 26.42 03:53:01 PM 3 70.05 0.00 2.66 4.60 0.13 22.56 03:54:01 PM all 51.04 0.00 2.81 1.74 0.10 44.31 03:54:01 PM 0 53.01 0.00 3.05 1.27 0.10 42.57 03:54:01 PM 1 45.02 0.00 2.48 3.25 0.08 49.16 03:54:01 PM 2 46.87 0.00 3.02 0.65 0.10 49.35 03:54:01 PM 3 59.25 0.00 2.69 1.77 0.12 36.17 Average: all 46.80 0.23 4.97 2.62 0.11 45.27 Average: 0 45.01 0.25 5.05 2.05 0.11 47.54 Average: 1 42.33 0.26 5.19 2.95 0.10 49.17 Average: 2 48.77 0.25 4.97 2.45 0.11 43.45 Average: 3 51.10 0.17 4.66 3.03 0.11 40.92