---> uname -a: Linux prd-centos8-builder-2c-4g-4620.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 514 1035 17 2115 2874 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:71:ba:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.116/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fe71:ba13/64 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) 06/30/2026 _x86_64_ (2 CPU) 07:03:49 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 251.97 184.71 67.26 15241.52 37700.15 07:06:01 AM 59.15 0.40 58.75 34.66 6043.60 07:07:01 AM 60.04 0.07 59.97 0.80 7819.22 07:08:01 AM 38.78 2.12 36.66 85.45 6578.29 07:09:01 AM 25.29 0.23 25.06 40.12 1033.24 07:10:01 AM 19.57 0.03 19.54 1.73 722.26 07:11:01 AM 15.64 0.00 15.64 0.00 597.67 07:12:01 AM 17.81 0.90 16.91 46.38 465.66 Average: 61.03 23.56 37.47 1931.21 7619.60 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1586100 3041136 2167584 57.75 2104 1634776 603548 12.57 136084 1785536 63740 07:06:01 AM 1321424 2997176 2432260 64.80 2104 1843452 621456 12.94 145984 1995928 154908 07:07:01 AM 1104164 2935560 2649520 70.58 2104 1991368 648640 13.51 146560 2183052 141068 07:08:01 AM 1095500 2972036 2658184 70.82 2104 2034972 608976 12.68 173244 2157632 22104 07:09:01 AM 1121580 2998052 2632104 70.12 2104 2035144 580356 12.09 213564 2089988 7472 07:10:01 AM 1003512 2915616 2750172 73.27 2104 2070896 668008 13.91 216820 2204904 34676 07:11:01 AM 1041064 2918628 2712620 72.27 2104 2036220 668160 13.91 214712 2170156 8504 07:12:01 AM 1034804 2913920 2718880 72.43 2104 2037616 667628 13.90 398912 1992072 8364 Average: 1163518 2961516 2590166 69.00 2104 1960556 633346 13.19 205735 2072408 55104 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 168.59 104.83 849.34 54.54 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 68.73 51.40 897.54 6.09 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 31.90 26.09 255.07 4.94 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 49.23 34.09 659.18 5.90 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 10.55 13.28 11.78 5.18 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 10.68 12.51 8.75 5.67 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 11.88 12.49 10.50 3.65 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 15.16 14.60 16.16 12.26 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 45.84 33.66 338.51 12.28 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) 06/30/2026 _x86_64_ (2 CPU) 07:03:49 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 39.30 0.08 13.07 13.34 8.24 25.96 07:05:01 AM 0 43.38 0.08 11.75 13.66 8.12 23.01 07:05:01 AM 1 35.23 0.08 14.39 13.02 8.36 28.91 07:06:01 AM all 34.19 0.00 4.23 2.57 5.43 53.58 07:06:01 AM 0 54.20 0.00 5.72 2.79 5.74 31.56 07:06:01 AM 1 14.52 0.00 2.77 2.35 5.12 75.23 07:07:01 AM all 33.63 0.00 3.36 1.98 4.31 56.73 07:07:01 AM 0 44.01 0.00 4.22 2.26 4.35 45.17 07:07:01 AM 1 23.32 0.00 2.50 1.70 4.27 68.20 07:08:01 AM all 33.42 0.00 3.46 1.32 5.05 56.75 07:08:01 AM 0 36.82 0.00 4.13 1.08 5.18 52.79 07:08:01 AM 1 30.01 0.00 2.78 1.56 4.93 60.72 07:09:01 AM all 34.62 0.00 2.11 1.15 4.53 57.59 07:09:01 AM 0 37.79 0.00 1.76 1.56 4.75 54.14 07:09:01 AM 1 31.44 0.00 2.47 0.74 4.31 61.04 07:10:01 AM all 36.10 0.00 2.43 0.55 4.98 55.93 07:10:01 AM 0 37.52 0.00 2.62 0.54 5.07 54.25 07:10:01 AM 1 34.68 0.00 2.24 0.56 4.90 57.62 07:11:01 AM all 32.85 0.00 2.39 0.65 3.30 60.81 07:11:01 AM 0 36.57 0.00 2.38 0.73 3.60 56.74 07:11:01 AM 1 29.11 0.00 2.40 0.58 3.00 64.90 07:12:01 AM all 37.74 0.00 2.79 0.83 3.46 55.18 07:12:01 AM 0 54.01 0.00 3.55 0.88 3.82 37.75 07:12:01 AM 1 21.62 0.00 2.04 0.77 3.11 72.46 Average: all 35.23 0.01 4.24 2.81 4.92 52.79 Average: 0 43.02 0.01 4.52 2.95 5.08 44.42 Average: 1 27.48 0.01 3.96 2.67 4.76 61.12