---> uname -a: Linux prd-centos8-builder-2c-4g-2647.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: 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 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 9.5G 11G 48% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 618 467 17 2579 2748 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:fd:32:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.21/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85811sec preferred_lft 85811sec inet6 fe80::f816:3eff:fefd:3230/64 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) 11/14/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 54.39 6.40 47.99 934.38 5326.28 03:07:01 AM 59.51 0.73 58.78 202.07 8462.11 03:08:01 AM 40.99 0.47 40.53 60.12 11469.36 03:09:01 AM 19.64 0.00 19.64 0.00 3248.15 03:10:01 AM 19.01 0.23 18.78 34.12 4423.53 03:11:01 AM 12.91 0.00 12.91 0.00 350.16 03:12:01 AM 8.56 0.00 8.56 0.00 374.93 03:13:01 AM 177.80 30.29 147.51 1891.42 5969.22 Average: 49.10 4.77 44.34 390.24 4952.90 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1386908 3035132 2366768 63.05 2104 1817020 591676 12.32 135584 1941908 137016 03:07:01 AM 1104680 3006992 2648996 70.57 2104 2061736 592728 12.34 138024 2186264 178752 03:08:01 AM 852792 2907800 2900884 77.28 2104 2210472 678240 14.12 156364 2405764 100908 03:09:01 AM 995004 2955804 2758672 73.49 2104 2116884 628996 13.10 173340 2241344 118348 03:10:01 AM 1037412 2997316 2716264 72.36 2104 2117908 617640 12.86 175632 2206436 6228 03:11:01 AM 1007780 2967572 2745896 73.15 2104 2117912 629256 13.10 176768 2235300 6220 03:12:01 AM 1009964 2969748 2743712 73.09 2104 2117912 620236 12.92 177320 2233836 4 03:13:01 AM 475372 2807996 3278304 87.34 2104 2469244 686104 14.29 200020 2660284 152720 Average: 983739 2956045 2769937 73.79 2104 2128636 630610 13.13 166632 2263892 87524 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 44.56 37.39 869.25 5.15 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 59.98 51.42 1041.18 6.57 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 8.17 9.25 54.54 3.30 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 5.40 6.01 3.87 2.07 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 7.80 8.15 5.13 2.37 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 6.78 8.20 3.73 7.46 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 5.73 5.40 5.47 0.79 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 147.64 125.38 2222.26 15.31 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 35.76 31.40 525.66 5.38 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) 11/14/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 24.14 0.00 3.42 1.41 0.10 70.93 03:06:01 AM 0 11.95 0.00 2.19 0.53 0.07 85.26 03:06:01 AM 1 36.32 0.00 4.65 2.28 0.13 56.60 03:07:01 AM all 22.74 0.00 3.37 2.05 0.10 71.73 03:07:01 AM 0 18.93 0.00 3.16 2.02 0.10 75.79 03:07:01 AM 1 26.54 0.00 3.59 2.09 0.10 67.68 03:08:01 AM all 30.24 0.00 2.98 1.27 0.10 65.42 03:08:01 AM 0 18.31 0.00 2.55 1.80 0.08 77.25 03:08:01 AM 1 42.16 0.00 3.40 0.73 0.12 53.59 03:09:01 AM all 23.16 0.00 2.36 0.48 0.08 73.91 03:09:01 AM 0 24.06 0.00 2.59 0.15 0.08 73.12 03:09:01 AM 1 22.27 0.00 2.13 0.82 0.08 74.70 03:10:01 AM all 8.95 0.00 1.50 0.63 0.05 88.88 03:10:01 AM 0 7.51 0.00 1.59 0.67 0.03 90.20 03:10:01 AM 1 10.39 0.00 1.40 0.58 0.07 87.55 03:11:01 AM all 25.81 0.00 1.64 0.13 0.09 72.33 03:11:01 AM 0 12.33 0.00 1.55 0.03 0.08 86.00 03:11:01 AM 1 39.29 0.00 1.72 0.23 0.10 58.66 03:12:01 AM all 7.89 0.00 0.74 0.27 0.04 91.06 03:12:01 AM 0 7.19 0.00 0.62 0.25 0.03 91.90 03:12:01 AM 1 8.59 0.00 0.85 0.28 0.05 90.23 03:13:01 AM all 9.88 0.00 4.53 12.94 0.08 72.58 03:13:01 AM 0 10.40 0.00 5.35 16.13 0.07 68.05 03:13:01 AM 1 9.35 0.00 3.71 9.74 0.08 77.12 Average: all 19.11 0.00 2.57 2.39 0.08 75.85 Average: 0 13.84 0.00 2.45 2.70 0.07 80.94 Average: 1 24.37 0.00 2.68 2.09 0.09 70.76