---> uname -a: Linux prd-centos8-builder-2c-4g-1882.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 512 1038 17 2114 2875 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:93:60:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85895sec preferred_lft 85895sec inet6 fe80::f816:3eff:fe93:6073/64 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) 05/27/2026 _x86_64_ (2 CPU) 04:03:52 LINUX RESTART (2 CPU) 04:05:01 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 59.77 0.38 59.39 34.12 5695.55 04:07:01 AM 68.09 2.13 65.96 84.91 10722.46 04:08:01 AM 29.96 0.05 29.91 1.33 3023.59 04:09:01 AM 17.24 0.27 16.97 41.85 485.06 04:10:01 AM 15.51 0.00 15.51 0.00 398.42 04:11:01 AM 15.13 0.65 14.48 21.33 552.93 04:12:01 AM 20.96 0.45 20.51 48.38 762.23 Average: 32.38 0.56 31.82 33.13 3091.46 04:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1286040 2995556 2467644 65.74 2104 1876924 661304 13.77 144556 2032708 171828 04:07:01 AM 1134412 2969136 2619272 69.78 2104 1993860 649920 13.53 147620 2145736 24264 04:08:01 AM 994840 2908572 2758844 73.50 2104 2072456 709428 14.77 176960 2256236 47064 04:09:01 AM 1051316 2927628 2702368 71.99 2104 2035132 690256 14.37 213376 2163028 8492 04:10:01 AM 1087496 2963024 2666188 71.03 2104 2034148 647612 13.49 213988 2125120 7464 04:11:01 AM 1122264 2998580 2631420 70.10 2104 2034772 663812 13.82 214784 2090816 7476 04:12:01 AM 1112780 2994120 2640904 70.35 2104 2039496 616900 12.85 397864 1914964 20968 Average: 1112735 2965231 2640949 70.36 2104 2012398 662747 13.80 215593 2104087 41079 04:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 85.11 69.93 962.98 7.59 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 18.98 17.08 73.43 4.57 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 45.23 35.09 655.34 6.49 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 11.34 13.19 12.15 5.17 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 9.00 10.65 7.20 4.69 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 16.49 14.95 21.45 5.34 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 13.20 13.35 10.51 6.62 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 28.48 24.89 249.02 5.78 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) 05/27/2026 _x86_64_ (2 CPU) 04:03:52 LINUX RESTART (2 CPU) 04:05:01 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 38.52 0.00 4.49 1.25 1.40 54.34 04:06:01 AM 0 23.60 0.00 3.01 1.03 1.16 71.19 04:06:01 AM 1 53.44 0.00 5.98 1.46 1.63 37.49 04:07:01 AM all 39.01 0.00 4.26 2.13 1.32 53.28 04:07:01 AM 0 22.09 0.00 2.88 2.11 1.08 71.84 04:07:01 AM 1 55.97 0.00 5.65 2.15 1.55 34.67 04:08:01 AM all 38.69 0.00 2.71 0.84 1.55 56.22 04:08:01 AM 0 18.74 0.00 2.01 1.00 1.43 76.82 04:08:01 AM 1 58.72 0.00 3.40 0.68 1.67 35.53 04:09:01 AM all 38.65 0.00 2.87 0.36 1.96 56.17 04:09:01 AM 0 19.78 0.00 2.46 0.43 1.82 75.51 04:09:01 AM 1 57.63 0.00 3.27 0.28 2.09 36.72 04:10:01 AM all 38.89 0.00 2.20 0.22 2.31 56.37 04:10:01 AM 0 26.24 0.00 1.63 0.31 2.21 69.61 04:10:01 AM 1 51.62 0.00 2.77 0.13 2.42 43.07 04:11:01 AM all 34.27 0.00 2.41 0.36 1.77 61.19 04:11:01 AM 0 23.09 0.00 2.04 0.17 1.56 73.14 04:11:01 AM 1 45.46 0.00 2.79 0.56 1.97 49.21 04:12:01 AM all 40.46 0.00 3.70 0.60 2.15 53.08 04:12:01 AM 0 35.62 0.00 3.08 0.73 2.32 58.25 04:12:01 AM 1 45.34 0.00 4.33 0.48 1.97 47.88 Average: all 38.36 0.00 3.23 0.82 1.78 55.81 Average: 0 24.18 0.00 2.44 0.82 1.66 70.90 Average: 1 52.59 0.00 4.03 0.82 1.90 40.66