---> uname -a: Linux prd-centos8-builder-2c-4g-5916.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 497 1048 17 2120 2889 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:fc:0d:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.162/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fefc:dcc/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) 07/16/2026 _x86_64_ (2 CPU) 03:03:45 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 201.13 132.39 68.74 12365.16 38302.18 03:06:01 AM 55.27 0.20 55.07 29.99 5273.80 03:07:01 AM 68.75 1.58 67.17 91.69 11225.37 03:08:01 AM 27.04 0.05 26.99 1.33 2567.23 03:09:01 AM 22.45 0.27 22.18 41.86 931.78 03:10:01 AM 15.14 0.00 15.14 0.00 387.05 03:11:01 AM 18.83 0.00 18.83 0.00 866.81 03:12:01 AM 18.69 1.10 17.59 69.71 612.20 Average: 53.42 16.96 36.47 1575.61 7522.89 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1588284 3057816 2165392 57.69 2104 1648300 601852 12.53 137952 1777304 56396 03:06:01 AM 1275300 2993036 2478376 66.03 2104 1885152 636992 13.26 145596 2040820 180852 03:07:01 AM 1167432 3006852 2586244 68.90 2104 1998656 584068 12.16 149404 2108088 24196 03:08:01 AM 1003512 2920784 2750164 73.27 2104 2076360 675156 14.06 178304 2244740 58704 03:09:01 AM 1046556 2927788 2707120 72.12 2104 2040020 668348 13.92 214972 2163324 8500 03:10:01 AM 980564 2900024 2773112 73.88 2104 2078460 695436 14.48 218448 2226196 46932 03:11:01 AM 978792 2898284 2774884 73.92 2104 2078464 693532 14.44 218964 2227840 46932 03:12:01 AM 1100344 2984072 2653332 70.69 2104 2042516 606908 12.64 400940 1924464 8736 Average: 1142598 2961082 2611078 69.56 2104 1980991 645286 13.44 208072 2089097 53906 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 186.83 113.97 924.77 55.60 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 82.69 66.48 1001.68 7.29 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 25.54 20.36 54.68 13.68 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 48.55 42.67 660.74 7.59 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 12.46 14.08 12.88 5.48 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 7.15 8.66 6.15 4.21 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.68 13.35 11.08 4.15 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 15.49 14.43 16.06 6.90 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 48.93 36.76 336.06 13.12 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) 07/16/2026 _x86_64_ (2 CPU) 03:03:45 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 44.11 0.05 12.12 10.77 3.23 29.71 03:05:01 AM 0 52.57 0.02 14.16 12.85 3.17 17.23 03:05:01 AM 1 35.68 0.08 10.08 8.70 3.29 42.16 03:06:01 AM all 36.27 0.00 4.16 1.39 3.32 54.86 03:06:01 AM 0 41.40 0.00 4.44 1.37 2.79 50.01 03:06:01 AM 1 31.21 0.00 3.88 1.40 3.85 59.66 03:07:01 AM all 35.14 0.00 3.97 2.88 3.38 54.64 03:07:01 AM 0 39.04 0.00 3.86 2.99 3.24 50.87 03:07:01 AM 1 31.25 0.00 4.08 2.76 3.52 58.39 03:08:01 AM all 37.61 0.00 2.26 0.46 2.15 57.51 03:08:01 AM 0 42.38 0.00 2.40 0.26 2.33 52.64 03:08:01 AM 1 32.83 0.00 2.12 0.66 1.98 62.41 03:09:01 AM all 38.15 0.00 2.48 0.56 1.90 56.92 03:09:01 AM 0 47.65 0.00 2.69 0.86 1.96 46.84 03:09:01 AM 1 28.64 0.00 2.27 0.25 1.84 67.00 03:10:01 AM all 27.10 0.00 1.56 0.29 1.13 69.91 03:10:01 AM 0 43.32 0.00 1.98 0.30 1.45 52.96 03:10:01 AM 1 10.86 0.00 1.15 0.28 0.82 86.89 03:11:01 AM all 34.13 0.00 2.40 0.43 1.55 61.49 03:11:01 AM 0 48.03 0.00 3.05 0.18 1.64 47.09 03:11:01 AM 1 20.26 0.00 1.74 0.68 1.46 75.87 03:12:01 AM all 37.26 0.00 3.27 0.32 1.84 57.31 03:12:01 AM 0 43.87 0.00 3.52 0.17 1.98 50.47 03:12:01 AM 1 30.65 0.00 3.02 0.46 1.71 64.15 Average: all 36.22 0.01 4.02 2.13 2.32 55.30 Average: 0 44.76 0.00 4.51 2.37 2.32 46.04 Average: 1 27.69 0.01 3.55 1.90 2.31 64.54