---> uname -a: Linux prd-centos8-builder-2c-1g-19731.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): 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: 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): 0,1 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 8.8G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 595 4775 19 2327 6798 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:57:df:43 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85988sec preferred_lft 85988sec inet6 fe80::f816:3eff:fe57:df43/64 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) 02/24/2026 _x86_64_ (2 CPU) 08:19:29 LINUX RESTART (2 CPU) 08:20:00 AM tps rtps wtps bread/s bwrtn/s 08:20:01 AM 2817.57 335.14 2482.43 3156.76 19545.95 08:21:01 AM 185.05 101.08 83.97 1087.95 10570.57 08:22:01 AM 3.68 0.00 3.68 0.00 125.15 08:23:01 AM 1.55 0.05 1.50 1.07 21.68 08:24:01 AM 0.97 0.00 0.97 0.00 9.95 08:25:01 AM 1.30 0.02 1.28 0.53 14.85 08:26:01 AM 84.36 6.85 77.51 971.81 4864.01 Average: 51.83 18.65 33.19 349.34 2635.78 08:20:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:01 AM 5731388 7136896 2153048 27.31 2688 1596468 646288 7.23 149860 1720384 38444 08:21:01 AM 5332248 7021400 2552188 32.37 2688 1876512 1030996 11.54 354668 1901456 36 08:22:01 AM 5396244 7085496 2488192 31.56 2688 1876596 767128 8.59 355600 1838904 12 08:23:01 AM 5329008 7018428 2555428 32.41 2688 1876728 1027124 11.50 356180 1903244 32 08:24:01 AM 5398132 7087632 2486304 31.53 2688 1876796 705460 7.90 356400 1836348 4 08:25:01 AM 5368624 7058260 2515812 31.91 2688 1876916 822948 9.21 356604 1864904 24 08:26:01 AM 4948808 6966012 2935628 37.23 2688 2188436 764120 8.55 545948 2040020 191080 Average: 5357779 7053446 2526657 32.05 2688 1881207 823438 9.22 353609 1872180 32805 08:20:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 AM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM eth0 139.68 99.42 1023.95 17.86 0.00 0.00 0.00 0.00 08:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 AM eth0 22.93 22.38 16.99 4.10 0.00 0.00 0.00 0.00 08:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 AM eth0 23.51 22.96 17.15 4.22 0.00 0.00 0.00 0.00 08:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 AM eth0 23.13 22.93 16.96 4.14 0.00 0.00 0.00 0.00 08:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:25:01 AM eth0 23.74 23.31 17.28 4.30 0.00 0.00 0.00 0.00 08:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 AM eth0 91.24 68.21 1140.60 13.41 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 53.93 43.11 371.40 7.99 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) 02/24/2026 _x86_64_ (2 CPU) 08:19:29 LINUX RESTART (2 CPU) 08:20:00 AM CPU %user %nice %system %iowait %steal %idle 08:20:01 AM all 21.53 15.28 35.42 15.97 0.00 11.81 08:20:01 AM 0 42.25 1.41 18.31 21.13 0.00 16.90 08:20:01 AM 1 1.37 28.77 52.05 10.96 0.00 6.85 08:21:01 AM all 33.25 1.83 18.49 1.73 0.08 44.61 08:21:01 AM 0 35.73 2.05 18.37 1.70 0.08 42.07 08:21:01 AM 1 30.77 1.61 18.62 1.77 0.08 47.15 08:22:01 AM all 34.70 0.00 4.61 0.02 0.08 60.59 08:22:01 AM 0 35.98 0.00 4.56 0.00 0.08 59.37 08:22:01 AM 1 33.42 0.00 4.66 0.03 0.08 61.81 08:23:01 AM all 35.37 0.00 4.57 0.01 0.12 59.94 08:23:01 AM 0 35.87 0.00 4.58 0.02 0.12 59.42 08:23:01 AM 1 34.87 0.00 4.56 0.00 0.12 60.45 08:24:01 AM all 34.01 0.00 4.34 0.01 0.08 61.55 08:24:01 AM 0 34.48 0.00 4.32 0.00 0.08 61.11 08:24:01 AM 1 33.55 0.00 4.36 0.02 0.08 61.99 08:25:01 AM all 35.50 0.00 4.62 0.01 0.08 59.80 08:25:01 AM 0 34.95 0.00 4.62 0.02 0.07 60.34 08:25:01 AM 1 36.04 0.00 4.61 0.00 0.08 59.27 08:26:01 AM all 40.55 0.00 4.32 0.76 0.09 54.28 08:26:01 AM 0 56.25 0.00 5.30 1.00 0.08 37.37 08:26:01 AM 1 24.90 0.00 3.34 0.52 0.10 71.15 Average: all 35.55 0.33 6.86 0.45 0.09 56.73 Average: 0 38.91 0.34 6.96 0.49 0.09 53.22 Average: 1 32.19 0.32 6.75 0.41 0.09 60.24