---> uname -a: Linux prd-centos8-builder-2c-4g-1387.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 9.2G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 495 931 17 2239 2891 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:87:16:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.35/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85760sec preferred_lft 85760sec inet6 fe80::f816:3eff:fe87:169e/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) 10/29/2026 _x86_64_ (2 CPU) 08:03:45 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:02 AM 51.83 0.48 51.35 35.59 5462.80 08:07:01 AM 61.86 0.75 61.11 205.49 8378.87 08:08:01 AM 46.80 0.55 46.25 66.91 12767.94 08:09:01 AM 29.30 0.05 29.25 1.33 3817.76 08:10:01 AM 24.18 0.23 23.94 34.12 4607.81 08:11:01 AM 20.75 0.00 20.75 0.00 640.26 08:12:01 AM 12.71 0.00 12.71 0.00 486.42 08:13:01 AM 10.00 0.00 10.00 0.00 230.81 08:14:01 AM 29.95 11.18 18.76 394.33 683.39 Average: 31.87 1.47 30.40 81.75 4111.87 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:02 AM 1393372 3041324 2360304 62.88 2104 1816488 582032 12.12 136592 1935256 137812 08:07:01 AM 1071336 2970912 2682340 71.46 2104 2059164 621432 12.94 138804 2219692 183256 08:08:01 AM 768076 2865476 2985600 79.54 2104 2253588 719136 14.97 160228 2487452 114356 08:09:01 AM 729148 2830640 3024528 80.58 2104 2257012 755868 15.74 187460 2498032 151016 08:10:01 AM 1010896 3001564 2742780 73.07 2104 2148376 585512 12.19 216884 2191176 6224 08:11:01 AM 933156 2926116 2820520 75.14 2104 2150752 664844 13.84 218516 2268488 8600 08:12:01 AM 987676 2978284 2766000 73.69 2104 2148384 606732 12.63 218720 2213184 4 08:13:01 AM 881360 2913848 2872316 76.52 2104 2190384 678412 14.13 222352 2317368 48220 08:14:01 AM 912384 2922344 2841292 75.69 2104 2167204 662940 13.80 411260 2095288 13124 Average: 965267 2938945 2788409 74.28 2104 2132372 652990 13.60 212313 2247326 73624 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:02 AM eth0 43.24 39.05 881.87 4.62 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 58.79 52.76 912.75 6.84 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 47.55 42.34 740.34 6.17 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 6.37 7.70 3.99 3.28 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 10.43 10.68 9.96 7.21 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 7.98 9.68 4.35 4.48 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 6.66 6.78 5.37 1.93 0.00 0.00 0.00 0.00 08:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:01 AM eth0 8.27 8.75 5.77 3.27 0.00 0.00 0.00 0.00 08:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:14:01 AM eth0 14.30 13.48 13.28 6.26 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 22.55 21.19 285.27 4.89 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) 10/29/2026 _x86_64_ (2 CPU) 08:03:45 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:02 AM all 22.43 0.00 3.07 1.08 0.09 73.34 08:06:02 AM 0 22.99 0.00 3.03 0.83 0.08 73.05 08:06:02 AM 1 21.86 0.00 3.10 1.32 0.10 73.62 08:07:01 AM all 23.27 0.00 3.22 2.16 0.08 71.26 08:07:01 AM 0 18.46 0.00 2.80 1.53 0.08 77.12 08:07:01 AM 1 28.07 0.00 3.63 2.80 0.08 65.41 08:08:01 AM all 29.98 0.00 3.09 1.43 0.09 65.41 08:08:01 AM 0 19.32 0.00 2.65 2.04 0.08 75.91 08:08:01 AM 1 40.63 0.00 3.52 0.83 0.10 54.92 08:09:01 AM all 25.64 0.00 2.52 0.91 0.08 70.85 08:09:01 AM 0 22.26 0.00 2.45 1.10 0.08 74.10 08:09:01 AM 1 29.01 0.00 2.58 0.72 0.08 67.61 08:10:01 AM all 17.71 0.00 2.11 0.73 0.06 79.39 08:10:01 AM 0 12.96 0.00 1.99 0.55 0.05 84.45 08:10:01 AM 1 22.44 0.00 2.23 0.92 0.07 74.35 08:11:01 AM all 26.34 0.00 1.45 0.42 0.08 71.70 08:11:01 AM 0 15.62 0.00 1.26 0.52 0.08 82.52 08:11:01 AM 1 37.02 0.00 1.65 0.32 0.08 60.93 08:12:01 AM all 13.09 0.00 0.93 0.34 0.05 85.60 08:12:01 AM 0 4.41 0.00 0.67 0.57 0.03 94.32 08:12:01 AM 1 21.75 0.00 1.18 0.12 0.07 76.88 08:13:01 AM all 15.58 0.00 1.21 0.08 0.07 83.06 08:13:01 AM 0 11.93 0.00 1.29 0.02 0.07 86.70 08:13:01 AM 1 19.22 0.00 1.13 0.15 0.07 79.43 08:14:01 AM all 26.83 0.00 2.12 1.03 0.08 69.94 08:14:01 AM 0 15.57 0.00 1.67 1.14 0.08 81.54 08:14:01 AM 1 38.07 0.00 2.57 0.92 0.08 58.36 Average: all 22.32 0.00 2.19 0.91 0.08 74.51 Average: 0 15.95 0.00 1.98 0.92 0.07 81.08 Average: 1 28.68 0.00 2.40 0.89 0.08 67.95