---> uname -a: Linux prd-centos8-builder-2c-4g-5430.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 516 1030 17 2117 2871 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d4:f9:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.116/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:fed4:f96e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/10/2026 _x86_64_ (2 CPU) 11:03:45 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 206.13 131.00 75.13 12384.74 38374.21 11:06:01 AM 64.05 0.20 63.85 29.99 5789.15 11:07:01 AM 67.61 0.62 66.99 67.72 10824.58 11:08:01 AM 27.76 0.05 27.71 1.33 2905.15 11:09:01 AM 19.69 0.27 19.43 41.85 518.59 11:10:01 AM 15.56 0.00 15.56 0.00 631.77 11:11:01 AM 17.08 0.00 17.08 0.00 615.51 11:12:01 AM 21.91 1.10 20.81 69.71 876.52 Average: 54.98 16.66 38.32 1574.68 7567.51 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1574736 3043988 2178940 58.05 2104 1648136 615292 12.81 137588 1790608 56364 11:06:01 AM 1258712 2977108 2494964 66.47 2104 1885744 662176 13.79 145112 2059112 177220 11:07:01 AM 1108088 2946396 2645588 70.48 2104 1997812 659956 13.74 148156 2172208 24284 11:08:01 AM 945432 2870260 2808244 74.81 2104 2083812 732684 15.26 178408 2301136 55368 11:09:01 AM 985880 2903420 2767796 73.74 2104 2076536 703148 14.64 216692 2225216 45940 11:10:01 AM 1080764 2959908 2672912 71.21 2104 2038116 641816 13.36 213572 2130816 7476 11:11:01 AM 986784 2865980 2766892 73.71 2104 2038120 732976 15.26 214320 2224728 7484 11:12:01 AM 1082080 2964796 2671596 71.17 2104 2041608 628656 13.09 399948 1944364 8772 Average: 1127810 2941482 2625866 69.95 2104 1976236 672088 14.00 206724 2106024 47864 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 197.63 111.06 924.88 53.95 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 91.25 78.19 1015.90 10.66 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 14.03 14.03 36.57 4.40 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 47.37 40.20 657.26 6.87 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 13.13 15.21 14.11 6.11 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 6.35 7.43 5.01 3.35 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 12.55 12.96 11.06 4.09 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 15.29 14.60 16.15 6.93 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 49.70 36.71 335.14 12.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 07/10/2026 _x86_64_ (2 CPU) 11:03:45 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 46.12 0.04 11.71 10.60 2.49 29.05 11:05:01 AM 0 35.51 0.05 9.97 11.59 2.15 40.72 11:05:01 AM 1 56.75 0.03 13.45 9.60 2.83 17.34 11:06:01 AM all 38.16 0.00 4.17 1.66 1.92 54.09 11:06:01 AM 0 33.06 0.00 4.08 1.88 1.84 59.14 11:06:01 AM 1 43.26 0.00 4.26 1.44 1.99 49.05 11:07:01 AM all 38.58 0.00 3.98 2.45 2.09 52.90 11:07:01 AM 0 36.64 0.00 3.99 2.60 2.10 54.68 11:07:01 AM 1 40.53 0.00 3.97 2.30 2.07 51.13 11:08:01 AM all 38.38 0.00 2.44 0.75 1.91 56.53 11:08:01 AM 0 26.47 0.00 2.62 0.85 1.63 68.44 11:08:01 AM 1 50.27 0.00 2.25 0.65 2.19 44.64 11:09:01 AM all 38.03 0.00 2.70 0.22 1.55 57.49 11:09:01 AM 0 36.79 0.00 2.45 0.30 1.51 58.95 11:09:01 AM 1 39.27 0.00 2.96 0.15 1.58 56.03 11:10:01 AM all 28.66 0.00 1.81 0.42 1.31 67.81 11:10:01 AM 0 18.93 0.00 1.51 0.77 1.11 77.67 11:10:01 AM 1 38.39 0.00 2.10 0.07 1.50 57.95 11:11:01 AM all 33.39 0.00 2.25 0.47 1.65 62.23 11:11:01 AM 0 20.97 0.00 2.17 0.30 1.49 75.07 11:11:01 AM 1 45.87 0.00 2.33 0.65 1.81 49.33 11:12:01 AM all 36.04 0.00 3.21 0.70 1.51 58.54 11:12:01 AM 0 13.95 0.00 1.86 0.58 1.28 82.34 11:12:01 AM 1 58.27 0.00 4.57 0.82 1.75 34.58 Average: all 37.17 0.01 4.03 2.15 1.80 54.85 Average: 0 27.78 0.01 3.58 2.35 1.64 64.64 Average: 1 46.56 0.00 4.48 1.95 1.96 45.04