---> uname -a: Linux prd-centos8-builder-2c-4g-1219.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 9.3G 11G 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 501 927 17 2236 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:3a:a7:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85743sec preferred_lft 85743sec inet6 fe80::f816:3eff:fe3a:a761/64 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) 10/27/2026 _x86_64_ (2 CPU) 01:03:46 LINUX RESTART (2 CPU) 01:05:01 AM tps rtps wtps bread/s bwrtn/s 01:06:01 AM 52.41 2.72 49.69 315.41 5546.29 01:07:01 AM 59.81 0.70 59.11 201.53 8266.14 01:08:01 AM 44.69 0.58 44.11 67.46 12901.55 01:09:01 AM 31.97 0.05 31.92 1.33 3886.30 01:10:01 AM 23.81 0.17 23.64 31.06 4559.68 01:11:01 AM 13.66 0.07 13.59 3.07 384.44 01:12:01 AM 15.56 0.00 15.56 0.00 527.93 01:13:01 AM 4.55 0.00 4.55 0.00 147.50 01:14:01 AM 36.01 11.21 24.80 394.33 977.59 01:15:01 AM 18.16 0.20 17.96 23.33 513.16 Average: 30.06 1.57 28.49 103.74 3770.92 01:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 AM 1389064 3031532 2364612 62.99 2104 1811008 595096 12.39 135200 1939060 136612 01:07:01 AM 1114956 3003452 2638720 70.30 2104 2048040 598624 12.47 137856 2177396 178528 01:08:01 AM 862240 2910352 2891436 77.03 2104 2206516 678888 14.14 154080 2406732 68776 01:09:01 AM 863680 2865492 2889996 76.99 2104 2160336 724704 15.09 179244 2380528 56548 01:10:01 AM 874348 2904568 2879328 76.71 2104 2187928 688620 14.34 219512 2326152 48988 01:11:01 AM 1006824 2994456 2746852 73.18 2104 2145264 597072 12.43 217816 2194784 6228 01:12:01 AM 980884 2968460 2772792 73.87 2104 2145264 620728 12.93 218092 2220404 4 01:13:01 AM 1005648 2994260 2748028 73.21 2104 2146404 601712 12.53 218484 2195236 7352 01:14:01 AM 994932 2994836 2758744 73.49 2104 2157192 597256 12.44 409756 2014580 6384 01:15:01 AM 907660 2912064 2846016 75.82 2104 2160976 680092 14.16 416388 2094080 19724 Average: 1000024 2957947 2753652 73.36 2104 2116893 638279 13.29 230643 2194895 52914 01:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 46.04 39.18 859.23 4.59 0.00 0.00 0.00 0.00 01:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 AM eth0 57.31 49.83 917.49 6.28 0.00 0.00 0.00 0.00 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 45.74 40.51 735.79 5.99 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 12.83 11.03 9.64 4.08 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 7.78 8.70 8.37 3.09 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 9.18 9.51 5.28 3.97 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 6.73 7.95 4.67 2.96 0.00 0.00 0.00 0.00 01:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 AM eth0 6.83 6.10 5.88 1.24 0.00 0.00 0.00 0.00 01:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 AM eth0 17.80 15.36 14.25 7.48 0.00 0.00 0.00 0.00 01:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 AM eth0 9.96 11.15 6.03 5.08 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 22.02 19.93 256.65 4.47 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) 10/27/2026 _x86_64_ (2 CPU) 01:03:46 LINUX RESTART (2 CPU) 01:05:01 AM CPU %user %nice %system %iowait %steal %idle 01:06:01 AM all 24.76 0.00 3.25 1.43 0.09 70.47 01:06:01 AM 0 38.42 0.00 4.22 0.72 0.10 56.55 01:06:01 AM 1 11.06 0.00 2.29 2.14 0.08 84.43 01:07:01 AM all 22.51 0.00 3.40 1.88 0.08 72.14 01:07:01 AM 0 35.74 0.00 4.64 1.62 0.08 57.92 01:07:01 AM 1 9.28 0.00 2.15 2.14 0.07 86.36 01:08:01 AM all 29.22 0.00 2.80 1.18 0.10 66.71 01:08:01 AM 0 33.83 0.00 2.53 1.40 0.12 62.12 01:08:01 AM 1 24.58 0.00 3.06 0.95 0.08 71.32 01:09:01 AM all 26.04 0.00 2.35 0.75 0.08 70.77 01:09:01 AM 0 49.74 0.00 3.53 0.90 0.10 45.72 01:09:01 AM 1 2.29 0.00 1.17 0.60 0.07 95.87 01:10:01 AM all 20.18 0.00 2.16 0.65 0.08 76.93 01:10:01 AM 0 37.33 0.00 3.07 0.77 0.10 58.74 01:10:01 AM 1 2.95 0.00 1.26 0.54 0.07 95.19 01:11:01 AM all 21.80 0.00 1.70 0.34 0.07 76.09 01:11:01 AM 0 24.60 0.00 1.90 0.43 0.07 73.00 01:11:01 AM 1 18.99 0.00 1.50 0.25 0.07 79.18 01:12:01 AM all 20.38 0.00 1.18 0.45 0.07 77.92 01:12:01 AM 0 34.79 0.00 1.65 0.75 0.08 62.72 01:12:01 AM 1 5.93 0.00 0.70 0.15 0.05 93.16 01:13:01 AM all 7.68 0.00 1.09 0.13 0.04 91.07 01:13:01 AM 0 11.24 0.00 1.35 0.25 0.05 87.11 01:13:01 AM 1 4.11 0.00 0.82 0.00 0.03 95.04 01:14:01 AM all 29.24 0.00 2.14 1.05 0.10 67.47 01:14:01 AM 0 35.59 0.00 2.37 1.40 0.10 60.54 01:14:01 AM 1 22.87 0.00 1.92 0.70 0.10 74.41 01:15:01 AM all 26.92 0.00 2.33 0.29 0.08 70.38 01:15:01 AM 0 32.89 0.00 2.45 0.05 0.08 64.52 01:15:01 AM 1 20.93 0.00 2.20 0.53 0.08 76.24 Average: all 22.87 0.00 2.24 0.81 0.08 73.99 Average: 0 33.42 0.00 2.77 0.83 0.09 62.89 Average: 1 12.30 0.00 1.71 0.80 0.07 85.12