---> uname -a: Linux prd-centos8-builder-2c-4g-1450.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 506 1117 17 2041 2884 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:43:aa:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.38/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fe43:aa55/64 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) 04/26/2026 _x86_64_ (2 CPU) 02:03:58 LINUX RESTART (2 CPU) 02:05:01 AM tps rtps wtps bread/s bwrtn/s 02:06:01 AM 60.48 0.53 59.95 14.93 6147.20 02:07:01 AM 70.93 2.17 68.76 108.76 8944.59 02:08:01 AM 26.40 0.28 26.11 40.66 2792.82 02:09:01 AM 18.08 0.07 18.01 3.07 485.15 02:10:01 AM 14.26 0.00 14.26 0.00 556.01 02:11:01 AM 20.77 0.90 19.87 46.37 742.14 02:12:01 AM 17.86 0.20 17.66 23.33 503.95 Average: 32.68 0.59 32.09 33.87 2881.48 02:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:06:01 AM 1346528 3002212 2407156 64.13 2104 1824048 624532 13.00 143988 1976092 137900 02:07:01 AM 1175588 2938708 2578096 68.68 2104 1924840 662296 13.79 147592 2114340 24172 02:08:01 AM 1175856 2981424 2577828 68.67 2104 1966480 617420 12.86 173328 2085136 10500 02:09:01 AM 1216980 3020592 2536704 67.58 2104 1964464 586600 12.22 210404 2006068 7476 02:10:01 AM 1182268 2987040 2571416 68.50 2104 1965676 619792 12.91 211380 2041104 1232 02:11:01 AM 1183416 2988492 2570268 68.47 2104 1965844 610028 12.70 395524 1856496 7384 02:12:01 AM 1143736 2952520 2609948 69.53 2104 1969196 644956 13.43 404360 1887092 20456 Average: 1203482 2981570 2550202 67.94 2104 1940078 623661 12.99 240939 1995190 29874 02:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 77.31 62.50 933.39 6.64 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 19.29 18.03 151.55 5.53 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 49.28 41.09 643.43 6.88 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 10.45 12.40 8.08 5.78 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 12.56 12.62 10.88 4.03 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 14.86 14.37 16.11 7.23 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 8.33 10.26 7.06 5.05 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 27.44 24.47 252.89 5.88 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) 04/26/2026 _x86_64_ (2 CPU) 02:03:58 LINUX RESTART (2 CPU) 02:05:01 AM CPU %user %nice %system %iowait %steal %idle 02:06:01 AM all 38.03 0.00 4.43 1.42 2.02 54.10 02:06:01 AM 0 51.40 0.00 5.19 1.31 2.27 39.83 02:06:01 AM 1 24.66 0.00 3.66 1.53 1.77 68.38 02:07:01 AM all 37.21 0.00 4.35 2.50 1.56 54.38 02:07:01 AM 0 44.26 0.00 4.42 1.28 1.88 48.17 02:07:01 AM 1 30.14 0.00 4.29 3.74 1.23 60.61 02:08:01 AM all 35.29 0.00 3.04 0.71 1.70 59.27 02:08:01 AM 0 50.08 0.00 3.58 0.65 1.99 43.70 02:08:01 AM 1 20.50 0.00 2.49 0.76 1.41 74.83 02:09:01 AM all 38.05 0.00 2.42 0.46 1.91 57.16 02:09:01 AM 0 50.66 0.00 2.90 0.32 2.11 44.01 02:09:01 AM 1 25.43 0.00 1.94 0.61 1.71 70.31 02:10:01 AM all 34.04 0.00 2.88 0.36 2.12 60.60 02:10:01 AM 0 41.17 0.00 3.15 0.13 2.46 53.08 02:10:01 AM 1 26.88 0.00 2.60 0.60 1.79 68.13 02:11:01 AM all 38.69 0.00 3.31 0.54 2.09 55.37 02:11:01 AM 0 64.55 0.00 4.71 0.47 2.28 27.99 02:11:01 AM 1 13.08 0.00 1.93 0.61 1.91 82.47 02:12:01 AM all 40.53 0.00 3.26 0.59 1.88 53.74 02:12:01 AM 0 63.06 0.00 4.36 0.48 2.31 29.79 02:12:01 AM 1 18.03 0.00 2.15 0.70 1.46 77.66 Average: all 37.41 0.00 3.38 0.94 1.90 56.38 Average: 0 52.16 0.00 4.04 0.66 2.18 40.95 Average: 1 22.66 0.00 2.72 1.22 1.61 71.79