---> uname -a: Linux prd-centos8-builder-2c-4g-14386.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 503 983 17 2179 2884 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:ca:91:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.141/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85787sec preferred_lft 85787sec inet6 fe80::f816:3eff:feca:919f/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) 10/05/2026 _x86_64_ (2 CPU) 09:03:50 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 61.35 6.33 55.01 927.42 5561.28 09:07:01 AM 56.74 0.72 56.02 201.57 7636.43 09:08:01 AM 35.88 1.63 34.25 97.68 8596.59 09:09:01 AM 20.23 0.00 20.23 0.00 867.47 09:10:01 AM 23.66 0.23 23.43 34.12 836.64 09:11:01 AM 12.43 0.00 12.43 0.00 326.44 09:12:01 AM 6.41 0.00 6.41 0.00 301.67 09:13:01 AM 21.43 10.96 10.46 378.94 258.63 09:14:01 AM 18.78 0.38 18.40 38.66 545.61 Average: 28.55 2.25 26.29 186.49 2770.18 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1301984 2945492 2451692 65.31 2104 1812120 684604 14.26 135300 2025408 135496 09:07:01 AM 1100120 2986012 2653556 70.69 2104 2046008 614560 12.80 139300 2192508 190548 09:08:01 AM 1040944 2970404 2712732 72.27 2104 2088476 620444 12.92 152700 2229492 19432 09:09:01 AM 1092236 3021648 2661440 70.90 2104 2088496 566660 11.80 169080 2164596 6772 09:10:01 AM 942576 2913892 2811100 74.89 2104 2130732 671164 13.98 212176 2272288 47056 09:11:01 AM 1043840 2974068 2709836 72.19 2104 2089524 612652 12.76 209076 2173400 5828 09:12:01 AM 1043816 2973964 2709860 72.19 2104 2089524 617396 12.86 209504 2172984 4 09:13:01 AM 1050248 2992420 2703428 72.02 2104 2100984 600000 12.49 400968 1974876 5984 09:14:01 AM 1046880 2993808 2706796 72.11 2104 2105232 598252 12.46 408456 1968584 19320 Average: 1073627 2974634 2680049 71.40 2104 2061233 620637 12.92 226284 2130460 47827 09:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 46.67 38.87 852.91 6.68 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 53.36 46.29 700.51 6.17 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 47.36 39.10 679.70 15.87 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 8.65 9.67 9.49 3.43 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 10.60 11.65 5.66 5.51 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 7.13 8.43 4.27 3.54 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 5.83 5.50 5.30 0.80 0.00 0.00 0.00 0.00 09:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 AM eth0 13.33 12.26 12.67 5.31 0.00 0.00 0.00 0.00 09:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 AM eth0 12.70 12.85 8.47 6.14 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 22.85 20.51 253.23 5.94 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) 10/05/2026 _x86_64_ (2 CPU) 09:03:50 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 24.80 0.00 3.53 1.92 0.11 69.64 09:06:01 AM 0 21.84 0.00 3.76 3.02 0.10 71.28 09:06:01 AM 1 27.76 0.00 3.30 0.82 0.12 68.01 09:07:01 AM all 22.78 0.00 3.28 1.45 0.11 72.38 09:07:01 AM 0 8.65 0.00 2.64 2.02 0.08 86.61 09:07:01 AM 1 36.91 0.00 3.92 0.88 0.13 58.15 09:08:01 AM all 28.07 0.00 2.48 0.93 0.11 68.42 09:08:01 AM 0 20.08 0.00 2.15 0.97 0.10 76.69 09:08:01 AM 1 36.05 0.00 2.80 0.88 0.12 60.14 09:09:01 AM all 18.10 0.00 1.37 0.62 0.08 79.83 09:09:01 AM 0 3.09 0.00 0.97 0.89 0.07 94.99 09:09:01 AM 1 33.07 0.00 1.77 0.35 0.10 64.71 09:10:01 AM all 23.90 0.00 1.87 0.45 0.09 73.68 09:10:01 AM 0 29.19 0.00 1.80 0.33 0.10 68.57 09:10:01 AM 1 18.62 0.00 1.94 0.57 0.08 78.79 09:11:01 AM all 22.38 0.00 1.57 0.11 0.07 75.88 09:11:01 AM 0 21.95 0.00 1.65 0.05 0.07 76.29 09:11:01 AM 1 22.81 0.00 1.48 0.17 0.07 75.47 09:12:01 AM all 6.56 0.00 0.70 0.16 0.05 92.53 09:12:01 AM 0 6.44 0.00 0.75 0.12 0.05 92.64 09:12:01 AM 1 6.68 0.00 0.65 0.20 0.05 92.42 09:13:01 AM all 20.01 0.00 1.90 0.53 0.08 77.48 09:13:01 AM 0 10.50 0.00 1.69 0.95 0.07 86.79 09:13:01 AM 1 29.50 0.00 2.12 0.10 0.10 68.18 09:14:01 AM all 28.04 0.00 2.63 0.38 0.10 68.85 09:14:01 AM 0 19.48 0.00 2.47 0.55 0.08 77.42 09:14:01 AM 1 36.59 0.00 2.79 0.22 0.12 60.29 Average: all 21.63 0.00 2.15 0.73 0.09 75.41 Average: 0 15.69 0.00 1.99 0.99 0.08 81.25 Average: 1 27.55 0.00 2.31 0.47 0.10 69.57