---> uname -a: Linux prd-centos8-builder-2c-4g-5331.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 480 1067 17 2118 2907 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:e9:4d:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.234/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fee9:4d9c/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) 07/09/2026 _x86_64_ (2 CPU) 00:03:42 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 177.02 99.28 77.73 10999.87 39253.86 12:06:01 AM 75.02 0.13 74.89 5.60 8131.57 12:07:01 AM 47.77 0.60 47.17 67.31 7433.46 12:08:01 AM 30.34 0.08 30.26 1.87 3276.44 12:09:01 AM 17.33 0.27 17.06 41.85 475.69 12:10:01 AM 14.96 0.00 14.96 0.00 395.75 12:11:01 AM 21.24 0.72 20.53 31.06 903.35 12:12:01 AM 19.74 0.38 19.36 38.65 565.73 Average: 50.44 12.69 37.75 1398.73 7556.04 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1532160 3024116 2221516 59.18 2104 1670860 644408 13.42 141684 1830324 52860 12:06:01 AM 1267316 2987164 2486360 66.24 2104 1887380 646896 13.47 145336 2045592 86700 12:07:01 AM 1112612 2950652 2641064 70.36 2104 1997636 681616 14.19 148776 2167336 24364 12:08:01 AM 999828 2916872 2753848 73.36 2104 2076168 701312 14.60 177432 2251788 47076 12:09:01 AM 1051684 2944524 2701992 71.98 2104 2051756 665768 13.86 214712 2162168 21412 12:10:01 AM 1115532 2994388 2638144 70.28 2104 2037876 640712 13.34 214000 2098504 7476 12:11:01 AM 1133832 3013652 2619844 69.79 2104 2038772 600452 12.50 398196 1896732 7508 12:12:01 AM 1110148 2994796 2643528 70.43 2104 2043064 618484 12.88 398264 1919520 20840 Average: 1165389 2978270 2588287 68.95 2104 1975439 649956 13.53 229800 2046496 33530 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 215.21 129.61 1079.64 56.43 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 83.16 69.81 876.22 7.49 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 8.80 9.53 17.65 3.91 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 43.61 37.78 657.05 6.44 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.80 14.03 12.95 9.15 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 10.46 11.68 8.86 4.58 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 17.68 15.91 17.31 6.18 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 12.13 12.90 10.76 6.22 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 50.49 37.66 335.09 12.55 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) 07/09/2026 _x86_64_ (2 CPU) 00:03:42 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.87 0.03 9.70 8.55 1.56 35.29 12:05:01 AM 0 40.08 0.00 7.08 7.00 1.39 44.44 12:05:01 AM 1 49.67 0.07 12.33 10.10 1.73 26.11 12:06:01 AM all 38.15 0.00 4.26 2.38 1.81 53.39 12:06:01 AM 0 23.02 0.00 3.16 3.14 1.53 69.15 12:06:01 AM 1 53.34 0.00 5.37 1.62 2.09 37.58 12:07:01 AM all 38.88 0.00 3.80 1.18 1.74 54.39 12:07:01 AM 0 39.77 0.00 3.85 1.41 1.76 53.21 12:07:01 AM 1 37.99 0.00 3.75 0.95 1.73 55.58 12:08:01 AM all 33.95 0.00 2.32 0.62 1.41 61.69 12:08:01 AM 0 13.91 0.00 1.36 0.37 1.06 83.30 12:08:01 AM 1 54.03 0.00 3.28 0.88 1.76 40.04 12:09:01 AM all 37.97 0.00 2.76 0.36 1.45 57.47 12:09:01 AM 0 29.08 0.00 2.15 0.27 1.25 67.26 12:09:01 AM 1 46.86 0.00 3.36 0.45 1.65 47.68 12:10:01 AM all 37.46 0.00 2.33 0.30 1.82 58.10 12:10:01 AM 0 24.55 0.00 1.62 0.46 1.72 71.65 12:10:01 AM 1 50.44 0.00 3.04 0.13 1.91 44.47 12:11:01 AM all 35.63 0.00 3.11 0.57 1.45 59.25 12:11:01 AM 0 24.73 0.00 2.74 0.51 1.20 70.81 12:11:01 AM 1 46.53 0.00 3.47 0.63 1.70 47.67 12:12:01 AM all 40.27 0.00 3.28 0.51 1.67 54.26 12:12:01 AM 0 21.55 0.00 2.57 0.51 1.39 73.98 12:12:01 AM 1 59.02 0.00 4.00 0.51 1.94 34.52 Average: all 38.39 0.00 3.94 1.80 1.61 54.25 Average: 0 27.08 0.00 3.06 1.71 1.41 66.74 Average: 1 49.73 0.01 4.82 1.90 1.81 41.73