---> uname -a: Linux prd-centos8-builder-2c-1g-3209.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 9.3G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 688 4762 19 2246 6700 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:91:f2:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.203/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe91:f205/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 06/28/2026 _x86_64_ (2 CPU) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 393.62 178.31 215.31 8647.57 43247.34 03:06:01 AM 140.64 16.08 124.56 398.67 12266.28 03:07:01 AM 43.14 0.28 42.86 35.46 4622.31 03:08:01 AM 19.16 0.50 18.66 17.72 477.61 03:09:01 AM 25.60 0.65 24.95 53.06 744.76 Average: 124.45 39.18 85.28 1831.01 12273.97 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 5079360 6838836 2803080 35.56 2688 1933212 955868 10.70 234420 2226036 204068 03:06:01 AM 4851448 6827024 3030992 38.45 2688 2139248 878848 9.84 208556 2440540 104732 03:07:01 AM 4852444 6830804 3029996 38.44 2688 2141612 880932 9.86 236368 2411356 7676 03:08:01 AM 4919724 6898604 2962716 37.59 2688 2141928 804104 9.00 236996 2342936 7472 03:09:01 AM 4838728 6828408 3043712 38.61 2688 2152472 859112 9.62 425016 2235820 26644 Average: 4908341 6844735 2974099 37.73 2688 2101694 875773 9.81 268271 2331338 70118 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 307.53 174.50 1805.37 65.41 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 88.67 59.01 836.85 14.22 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 26.75 22.15 41.22 7.54 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 19.79 18.36 18.25 6.27 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 26.98 21.36 24.04 9.59 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 93.96 59.09 545.25 20.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 06/28/2026 _x86_64_ (2 CPU) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 41.83 2.57 38.01 4.07 0.12 13.39 03:05:01 AM 0 50.44 1.74 31.48 4.11 0.12 12.10 03:05:01 AM 1 33.14 3.40 44.61 4.03 0.12 14.70 03:06:01 AM all 32.92 0.29 8.49 1.15 0.10 57.05 03:06:01 AM 0 47.61 0.23 8.90 1.02 0.10 42.14 03:06:01 AM 1 18.25 0.35 8.08 1.27 0.10 71.95 03:07:01 AM all 32.06 0.00 3.31 0.32 0.08 64.23 03:07:01 AM 0 36.78 0.00 3.37 0.30 0.08 59.47 03:07:01 AM 1 27.33 0.00 3.25 0.33 0.08 69.00 03:08:01 AM all 33.87 0.00 3.15 0.11 0.09 62.78 03:08:01 AM 0 42.11 0.00 3.55 0.10 0.10 54.13 03:08:01 AM 1 25.62 0.00 2.75 0.12 0.08 71.43 03:09:01 AM all 27.80 0.00 3.64 0.11 0.27 68.19 03:09:01 AM 0 38.08 0.00 4.19 0.13 0.10 57.50 03:09:01 AM 1 17.51 0.00 3.09 0.08 0.43 78.88 Average: all 33.67 0.56 11.22 1.14 0.13 53.28 Average: 0 42.98 0.39 10.24 1.12 0.10 45.17 Average: 1 24.33 0.74 12.20 1.15 0.16 61.41