---> uname -a: Linux prd-centos8-builder-2c-4g-6738.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 507 1037 17 2120 2879 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:f5:65:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.39/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85859sec preferred_lft 85859sec inet6 fe80::f816:3eff:fef5:6559/64 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) 07/26/2026 _x86_64_ (2 CPU) 02:03:49 LINUX RESTART (2 CPU) 02:04:02 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 250.11 177.81 72.30 15110.76 38636.42 02:06:01 AM 62.22 0.38 61.84 34.12 6142.45 02:07:01 AM 61.06 1.05 60.01 24.79 10998.35 02:08:01 AM 23.38 0.60 22.78 68.24 2540.40 02:09:01 AM 24.61 0.20 24.41 38.79 980.62 02:10:01 AM 14.46 0.07 14.40 3.07 374.93 02:11:01 AM 16.26 0.00 16.26 0.00 708.01 02:12:01 AM 18.76 0.90 17.86 46.39 518.46 Average: 58.46 22.31 36.16 1888.51 7548.48 02:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1555012 3031500 2198664 58.57 2104 1655700 630760 13.13 139424 1812248 77348 02:06:01 AM 1288084 3002544 2465592 65.68 2104 1882072 627800 13.07 145436 2030168 179216 02:07:01 AM 1069204 2917700 2684472 71.52 2104 2008228 677852 14.12 153388 2203840 26780 02:08:01 AM 1078704 2959112 2674972 71.26 2104 2039164 640712 13.34 174320 2172464 22104 02:09:01 AM 1011256 2891776 2742420 73.06 2104 2039376 703712 14.65 213748 2200184 7548 02:10:01 AM 1077100 2958564 2676576 71.31 2104 2040412 637384 13.27 214632 2133644 8504 02:11:01 AM 1081804 2963364 2671872 71.18 2104 2040412 632956 13.18 215492 2128824 8504 02:12:01 AM 1091804 2973804 2661872 70.91 2104 2040820 617364 12.86 399588 1933868 7528 Average: 1156621 2962296 2597055 69.19 2104 1968273 646068 13.45 207004 2076905 42192 02:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 205.17 113.84 933.41 56.36 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 91.50 76.88 984.49 8.01 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 25.07 20.56 78.97 13.86 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 50.47 40.75 657.24 6.25 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 9.51 11.85 11.47 5.03 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 9.33 10.26 7.08 4.46 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 12.46 12.91 11.14 4.03 0.00 0.00 0.00 0.00 02:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 AM eth0 14.58 13.55 16.52 7.07 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 51.95 37.42 336.33 13.04 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) 07/26/2026 _x86_64_ (2 CPU) 02:03:49 LINUX RESTART (2 CPU) 02:04:02 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 45.52 0.07 13.25 12.89 1.75 26.52 02:05:01 AM 0 39.19 0.10 14.42 16.81 1.62 27.85 02:05:01 AM 1 51.86 0.03 12.07 8.96 1.88 25.19 02:06:01 AM all 37.81 0.00 4.55 1.37 1.32 54.96 02:06:01 AM 0 34.69 0.00 4.33 1.43 1.12 58.43 02:06:01 AM 1 40.92 0.00 4.77 1.30 1.52 51.50 02:07:01 AM all 33.05 0.00 3.50 1.90 0.84 60.71 02:07:01 AM 0 17.01 0.00 2.49 1.70 0.53 78.27 02:07:01 AM 1 49.08 0.00 4.52 2.10 1.15 43.14 02:08:01 AM all 35.97 0.00 3.03 0.74 1.44 58.81 02:08:01 AM 0 27.78 0.00 2.60 0.53 1.17 67.92 02:08:01 AM 1 44.16 0.00 3.47 0.95 1.72 49.70 02:09:01 AM all 36.84 0.00 2.12 0.86 1.74 58.45 02:09:01 AM 0 18.98 0.00 1.31 0.93 1.65 77.13 02:09:01 AM 1 54.85 0.00 2.94 0.80 1.82 39.60 02:10:01 AM all 31.11 0.00 2.19 0.21 1.58 64.92 02:10:01 AM 0 13.13 0.00 1.34 0.03 1.36 84.13 02:10:01 AM 1 49.16 0.00 3.03 0.38 1.80 45.63 02:11:01 AM all 34.13 0.00 2.47 0.26 1.95 61.19 02:11:01 AM 0 27.33 0.00 2.31 0.46 2.11 67.79 02:11:01 AM 1 40.97 0.00 2.63 0.05 1.79 54.55 02:12:01 AM all 38.84 0.00 2.85 0.54 1.99 55.78 02:12:01 AM 0 17.97 0.00 2.18 0.68 1.77 77.40 02:12:01 AM 1 59.84 0.00 3.53 0.40 2.21 34.03 Average: all 36.63 0.01 4.21 2.31 1.58 55.27 Average: 0 24.46 0.01 3.83 2.77 1.42 67.51 Average: 1 48.84 0.00 4.59 1.84 1.74 42.98