---> uname -a: Linux prd-centos8-builder-2c-4g-1244.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 495 931 17 2238 2891 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:d6:86:22 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 85744sec preferred_lft 85744sec inet6 fe80::f816:3eff:fed6:8622/64 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) 10/27/2026 _x86_64_ (2 CPU) 10:03:42 LINUX RESTART (2 CPU) 10:05:01 AM tps rtps wtps bread/s bwrtn/s 10:06:01 AM 52.27 0.40 51.87 34.66 5764.54 10:07:01 AM 66.11 0.70 65.41 201.53 9859.95 10:08:01 AM 40.87 0.58 40.29 67.44 11114.95 10:09:01 AM 29.77 0.05 29.72 1.33 3816.59 10:10:01 AM 24.15 0.20 23.95 32.39 4574.09 10:11:01 AM 14.15 0.03 14.11 1.73 359.61 10:12:01 AM 13.11 0.00 13.11 0.00 460.95 10:13:01 AM 6.27 0.00 6.27 0.00 167.77 10:14:01 AM 32.69 11.18 21.51 394.27 725.01 Average: 31.04 1.46 29.58 81.49 4093.75 10:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:06:01 AM 1394156 3041824 2359520 62.86 2104 1816372 587684 12.24 136848 1934104 137752 10:07:01 AM 1060704 2964792 2692972 71.74 2104 2063696 635012 13.22 139420 2228760 139204 10:08:01 AM 745416 2854804 3008260 80.14 2104 2265156 744116 15.50 160540 2510728 126044 10:09:01 AM 731604 2837496 3022072 80.51 2104 2261304 758248 15.79 187468 2494764 155420 10:10:01 AM 987956 2978404 2765720 73.68 2104 2148204 622136 12.96 217132 2214496 6216 10:11:01 AM 979684 2972432 2773992 73.90 2104 2150528 620744 12.93 218520 2222016 8504 10:12:01 AM 989920 2980408 2763756 73.63 2104 2148260 617740 12.86 218932 2211760 4 10:13:01 AM 939020 2931824 2814656 74.98 2104 2150628 670236 13.96 219060 2262492 8588 10:14:01 AM 971228 2975200 2782448 74.13 2104 2161324 616600 12.84 410484 2037436 7368 Average: 977743 2948576 2775933 73.95 2104 2129497 652502 13.59 212045 2235173 65456 10:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:06:01 AM eth0 45.58 39.93 879.21 4.67 0.00 0.00 0.00 0.00 10:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 AM eth0 58.90 53.48 898.57 6.98 0.00 0.00 0.00 0.00 10:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 AM eth0 42.07 37.57 735.02 5.63 0.00 0.00 0.00 0.00 10:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 AM eth0 6.50 7.45 4.00 3.26 0.00 0.00 0.00 0.00 10:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 AM eth0 8.22 9.30 8.98 3.14 0.00 0.00 0.00 0.00 10:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 AM eth0 10.28 10.38 9.91 4.60 0.00 0.00 0.00 0.00 10:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 AM eth0 6.50 7.10 4.87 2.32 0.00 0.00 0.00 0.00 10:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 AM eth0 7.48 7.65 5.82 2.22 0.00 0.00 0.00 0.00 10:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 AM eth0 15.53 14.65 13.62 6.79 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 22.34 20.83 284.45 4.40 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) 10/27/2026 _x86_64_ (2 CPU) 10:03:42 LINUX RESTART (2 CPU) 10:05:01 AM CPU %user %nice %system %iowait %steal %idle 10:06:01 AM all 22.51 0.00 3.08 1.08 0.08 73.24 10:06:01 AM 0 11.98 0.00 2.09 1.52 0.07 84.35 10:06:01 AM 1 33.03 0.00 4.08 0.63 0.10 62.15 10:07:01 AM all 25.04 0.00 3.35 2.64 0.09 68.88 10:07:01 AM 0 18.55 0.00 2.82 2.84 0.08 75.70 10:07:01 AM 1 31.52 0.00 3.87 2.43 0.10 62.08 10:08:01 AM all 30.02 0.00 2.91 0.98 0.11 65.98 10:08:01 AM 0 28.40 0.00 2.80 0.82 0.10 67.88 10:08:01 AM 1 31.63 0.00 3.02 1.15 0.12 64.08 10:09:01 AM all 26.24 0.00 2.39 0.93 0.08 70.35 10:09:01 AM 0 13.97 0.00 1.78 1.02 0.08 83.15 10:09:01 AM 1 38.52 0.00 3.00 0.85 0.08 57.54 10:10:01 AM all 16.79 0.00 1.78 0.87 0.06 80.50 10:10:01 AM 0 9.03 0.00 1.35 0.97 0.05 88.60 10:10:01 AM 1 24.55 0.00 2.20 0.77 0.07 72.41 10:11:01 AM all 23.10 0.00 1.66 0.27 0.08 74.90 10:11:01 AM 0 23.52 0.00 1.70 0.27 0.07 74.45 10:11:01 AM 1 22.68 0.00 1.62 0.27 0.08 75.35 10:12:01 AM all 17.35 0.00 0.99 0.20 0.05 81.40 10:12:01 AM 0 12.98 0.00 0.63 0.03 0.05 86.30 10:12:01 AM 1 21.72 0.00 1.35 0.37 0.05 76.51 10:13:01 AM all 12.16 0.00 1.13 0.18 0.04 86.48 10:13:01 AM 0 10.01 0.00 1.07 0.35 0.03 88.54 10:13:01 AM 1 14.32 0.00 1.18 0.02 0.05 84.43 10:14:01 AM all 26.71 0.00 2.22 0.92 0.08 70.07 10:14:01 AM 0 14.60 0.00 2.10 1.34 0.07 81.89 10:14:01 AM 1 38.80 0.00 2.34 0.50 0.10 58.27 Average: all 22.22 0.00 2.17 0.90 0.08 74.64 Average: 0 15.89 0.00 1.82 1.02 0.07 81.20 Average: 1 28.53 0.00 2.52 0.78 0.08 68.09