---> uname -a: Linux prd-centos8-builder-2c-4g-601.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 497 933 17 2235 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:8d:5b:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.23/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85758sec preferred_lft 85758sec inet6 fe80::f816:3eff:fe8d:5b27/64 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) 10/21/2026 _x86_64_ (2 CPU) 00:03:45 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 50.58 0.63 49.95 40.39 5645.10 12:07:01 AM 59.24 0.73 58.50 201.63 8223.34 12:08:01 AM 46.93 0.58 46.35 67.44 12761.15 12:09:01 AM 30.31 0.05 30.26 1.33 3819.60 12:10:01 AM 24.38 0.23 24.14 34.12 4583.92 12:11:01 AM 18.33 0.00 18.33 0.00 566.94 12:12:01 AM 13.30 1.02 12.28 28.93 467.04 12:13:01 AM 9.55 0.00 9.55 0.00 223.21 12:14:01 AM 26.56 11.16 15.39 394.27 462.65 Average: 31.02 1.60 29.42 85.35 4083.81 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1397088 3042540 2356588 62.78 2104 1814012 590856 12.30 135752 1930836 136592 12:07:01 AM 1099872 2995268 2653804 70.70 2104 2055444 615600 12.82 138672 2194060 182912 12:08:01 AM 868720 2914424 2884956 76.86 2104 2204672 689816 14.36 154656 2401376 68552 12:09:01 AM 765344 2842492 2988332 79.61 2104 2234040 755556 15.73 187144 2465604 132860 12:10:01 AM 1023864 3009072 2729812 72.72 2104 2143560 593600 12.36 216156 2182336 6220 12:11:01 AM 952676 2940232 2801000 74.62 2104 2145844 666600 13.88 217100 2252148 8504 12:12:01 AM 989344 2975420 2764332 73.64 2104 2144436 620288 12.92 218416 2214840 12 12:13:01 AM 886060 2912884 2867616 76.39 2104 2185268 680564 14.17 221928 2314936 47044 12:14:01 AM 935404 2936104 2818272 75.08 2104 2158364 659860 13.74 409972 2075804 8236 Average: 990930 2952048 2762746 73.60 2104 2120627 652527 13.59 211088 2225771 65659 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 40.72 35.97 859.38 4.40 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 59.65 51.71 908.09 6.48 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 40.39 36.84 716.95 5.71 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 6.85 8.02 4.13 3.45 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 9.76 9.98 9.85 3.66 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 7.91 9.53 4.27 4.32 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 14.35 12.03 11.44 13.60 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 11.11 9.11 11.18 3.16 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 15.48 13.68 13.48 6.43 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 22.92 20.76 282.11 5.69 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) 10/21/2026 _x86_64_ (2 CPU) 00:03:45 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 23.13 0.00 3.14 1.39 0.08 72.25 12:06:01 AM 0 28.85 0.00 3.18 1.32 0.08 66.56 12:06:01 AM 1 17.39 0.00 3.09 1.47 0.08 77.96 12:07:01 AM all 22.87 0.00 3.37 2.14 0.12 71.51 12:07:01 AM 0 28.90 0.00 4.24 3.10 0.12 63.65 12:07:01 AM 1 16.84 0.00 2.50 1.17 0.12 79.37 12:08:01 AM all 29.36 0.00 2.73 2.43 0.09 65.39 12:08:01 AM 0 40.73 0.00 2.66 2.28 0.10 54.23 12:08:01 AM 1 17.94 0.00 2.79 2.58 0.08 76.61 12:09:01 AM all 26.59 0.00 2.58 0.79 0.08 69.97 12:09:01 AM 0 34.23 0.00 3.45 0.73 0.08 61.50 12:09:01 AM 1 18.93 0.00 1.70 0.85 0.07 78.45 12:10:01 AM all 20.77 0.00 2.18 0.60 0.08 76.37 12:10:01 AM 0 27.43 0.00 2.55 1.05 0.08 68.89 12:10:01 AM 1 14.12 0.00 1.80 0.15 0.07 83.86 12:11:01 AM all 25.56 0.00 1.48 0.23 0.10 72.63 12:11:01 AM 0 41.68 0.00 1.58 0.17 0.10 56.47 12:11:01 AM 1 9.42 0.00 1.37 0.30 0.10 88.81 12:12:01 AM all 15.73 0.00 1.07 0.35 0.04 82.81 12:12:01 AM 0 25.48 0.00 1.47 0.18 0.05 72.82 12:12:01 AM 1 5.95 0.00 0.67 0.52 0.03 92.83 12:13:01 AM all 15.64 0.00 1.21 0.05 0.07 83.04 12:13:01 AM 0 24.32 0.00 1.57 0.03 0.07 74.02 12:13:01 AM 1 6.94 0.00 0.85 0.07 0.07 92.08 12:14:01 AM all 26.95 0.00 2.05 0.69 0.09 70.22 12:14:01 AM 0 42.53 0.00 2.74 1.00 0.10 53.64 12:14:01 AM 1 11.35 0.00 1.35 0.38 0.08 86.83 Average: all 22.96 0.00 2.20 0.96 0.08 73.80 Average: 0 32.68 0.00 2.60 1.10 0.09 63.53 Average: 1 13.21 0.00 1.79 0.83 0.08 84.09