---> uname -a: Linux prd-centos8-builder-2c-4g-7275.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 511 941 17 2212 2877 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:bc:63:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.23/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:febc:63f1/64 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) 08/01/2026 _x86_64_ (2 CPU) 19:00:42 LINUX RESTART (2 CPU) 07:01:01 PM tps rtps wtps bread/s bwrtn/s 07:02:01 PM 164.70 93.26 71.44 10225.99 37896.94 07:03:01 PM 23.43 6.00 17.43 901.58 6717.55 07:04:01 PM 50.13 0.77 49.37 88.24 3907.55 07:05:01 PM 57.48 0.23 57.25 23.86 7193.27 Average: 73.97 25.09 48.88 2812.16 13936.11 07:01:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:02:01 PM 1458404 3001392 2295272 61.15 2104 1724632 903944 18.82 204984 1849024 166912 07:03:01 PM 1398932 3020980 2354744 62.73 2104 1800784 635684 13.24 400324 1703056 31756 07:04:01 PM 1171052 2966264 2582624 68.80 2104 1962840 648780 13.51 404548 1887344 129948 07:05:01 PM 1000000 2977396 2753676 73.36 2104 2136740 613684 12.78 410280 2019132 140428 Average: 1257097 2991508 2496579 66.51 2104 1906249 700523 14.59 355034 1864639 117261 07:01:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:02:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:02:01 PM eth0 269.41 152.95 1300.79 59.39 0.00 0.00 0.00 0.00 07:03:01 PM lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:03:01 PM eth0 20.08 16.23 159.91 3.39 0.00 0.00 0.00 0.00 07:04:01 PM lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 PM eth0 67.46 53.67 708.43 11.95 0.00 0.00 0.00 0.00 07:05:01 PM lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 PM eth0 43.29 33.57 345.64 5.33 0.00 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 100.11 64.13 628.91 20.03 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) 08/01/2026 _x86_64_ (2 CPU) 19:00:42 LINUX RESTART (2 CPU) 07:01:01 PM CPU %user %nice %system %iowait %steal %idle 07:02:01 PM all 36.53 0.03 8.33 8.65 2.46 43.99 07:02:01 PM 0 38.96 0.02 6.69 5.94 2.28 46.12 07:02:01 PM 1 34.10 0.05 9.97 11.37 2.63 41.87 07:03:01 PM all 10.76 0.00 1.78 1.04 1.14 85.29 07:03:01 PM 0 6.73 0.00 1.41 1.65 1.32 88.88 07:03:01 PM 1 14.81 0.00 2.15 0.42 0.95 81.68 07:04:01 PM all 36.88 0.00 3.73 1.42 3.58 54.38 07:04:01 PM 0 19.41 0.00 2.40 1.13 3.93 73.13 07:04:01 PM 1 54.69 0.00 5.10 1.72 3.22 35.28 07:05:01 PM all 38.21 0.00 4.18 1.92 3.49 52.20 07:05:01 PM 0 25.49 0.00 3.74 2.36 3.80 64.61 07:05:01 PM 1 51.09 0.00 4.62 1.48 3.17 39.63 Average: all 30.64 0.01 4.50 3.24 2.67 58.94 Average: 0 22.61 0.00 3.54 2.75 2.85 68.24 Average: 1 38.75 0.01 5.46 3.73 2.50 49.55