---> uname -a: Linux prd-centos8-builder-2c-4g-14200.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 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 486 1001 17 2177 2901 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:c9:4e:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.13/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85782sec preferred_lft 85782sec inet6 fe80::f816:3eff:fec9:4e51/64 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) 10/03/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:05:01 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 83.31 6.38 76.92 950.48 5402.50 05:07:01 AM 64.05 0.70 63.35 201.53 8094.07 05:08:01 AM 39.41 0.58 38.83 67.46 8721.31 05:09:01 AM 20.33 0.05 20.28 1.33 904.68 05:10:01 AM 14.50 0.23 14.26 34.12 357.93 05:11:01 AM 15.34 0.00 15.34 0.00 384.19 05:12:01 AM 7.72 0.00 7.72 0.00 348.63 05:13:01 AM 9.78 0.65 9.13 21.33 216.11 05:14:01 AM 28.52 10.71 17.81 396.27 509.10 Average: 31.44 2.15 29.29 185.84 2770.84 05:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 1338620 2973628 2415064 64.34 2104 1809116 666864 13.89 158152 1990416 130416 05:07:01 AM 1138952 3016360 2614732 69.66 2104 2037776 593912 12.37 137264 2156964 182464 05:08:01 AM 919856 2893508 2833828 75.49 2104 2133012 708400 14.75 146816 2360716 52464 05:09:01 AM 1057480 2986016 2696204 71.83 2104 2087524 610184 12.71 167048 2202924 6764 05:10:01 AM 1013872 2945848 2739812 72.99 2104 2091208 653988 13.62 207512 2206092 8492 05:11:01 AM 1058804 2988304 2694880 71.79 2104 2088552 603356 12.56 207656 2161676 5828 05:12:01 AM 1057592 2987012 2696092 71.83 2104 2088552 613296 12.77 208308 2162540 4 05:13:01 AM 1036968 2967048 2716716 72.37 2104 2089164 633736 13.20 208680 2182920 5820 05:14:01 AM 1010364 2963424 2743320 73.08 2104 2111480 629668 13.11 410464 2005068 17664 Average: 1070279 2969016 2683405 71.49 2104 2059598 634823 13.22 205767 2158813 45546 05:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 50.22 39.67 882.20 8.43 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 55.73 49.37 703.53 6.20 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 38.14 34.71 669.90 5.88 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 7.15 8.08 5.15 3.24 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 11.86 12.23 10.48 4.91 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 8.80 10.11 5.12 8.54 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 5.83 5.65 5.30 0.81 0.00 0.00 0.00 0.00 05:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 AM eth0 9.95 10.10 9.75 3.97 0.00 0.00 0.00 0.00 05:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 AM eth0 15.24 14.26 11.46 7.18 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 20.46 255.87 5.46 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) 10/03/2026 _x86_64_ (2 CPU) 05:03:50 LINUX RESTART (2 CPU) 05:05:01 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 21.99 0.00 3.39 3.03 0.11 71.49 05:06:01 AM 0 17.40 0.00 3.06 4.56 0.10 74.89 05:06:01 AM 1 26.58 0.00 3.72 1.50 0.12 68.08 05:07:01 AM all 23.45 0.00 3.67 1.95 0.11 70.81 05:07:01 AM 0 11.97 0.00 2.25 1.89 0.10 83.79 05:07:01 AM 1 34.94 0.00 5.09 2.02 0.12 57.83 05:08:01 AM all 25.96 0.00 2.17 1.69 0.10 70.07 05:08:01 AM 0 20.36 0.00 2.02 2.17 0.10 75.35 05:08:01 AM 1 31.56 0.00 2.32 1.22 0.10 64.80 05:09:01 AM all 19.84 0.00 1.57 0.63 0.08 77.89 05:09:01 AM 0 25.71 0.00 1.52 0.07 0.08 72.62 05:09:01 AM 1 13.98 0.00 1.62 1.18 0.07 83.15 05:10:01 AM all 20.92 0.00 1.75 0.18 0.09 77.06 05:10:01 AM 0 13.66 0.00 1.59 0.13 0.08 84.53 05:10:01 AM 1 28.16 0.00 1.92 0.22 0.10 69.61 05:11:01 AM all 24.79 0.00 1.54 0.18 0.08 73.42 05:11:01 AM 0 19.55 0.00 1.44 0.05 0.07 78.90 05:11:01 AM 1 30.04 0.00 1.64 0.30 0.08 67.94 05:12:01 AM all 6.41 0.00 0.68 0.20 0.04 92.67 05:12:01 AM 0 1.91 0.00 0.33 0.15 0.05 97.56 05:12:01 AM 1 10.89 0.00 1.03 0.25 0.03 87.79 05:13:01 AM all 20.23 0.00 1.36 0.14 0.07 78.20 05:13:01 AM 0 15.47 0.00 1.32 0.08 0.05 83.08 05:13:01 AM 1 24.98 0.00 1.40 0.20 0.08 73.33 05:14:01 AM all 27.88 0.00 2.91 0.68 0.09 68.44 05:14:01 AM 0 19.83 0.00 2.94 1.18 0.08 75.97 05:14:01 AM 1 35.93 0.00 2.89 0.17 0.10 60.91 Average: all 21.28 0.00 2.12 0.96 0.08 75.56 Average: 0 16.21 0.00 1.83 1.14 0.08 80.74 Average: 1 26.34 0.00 2.40 0.78 0.09 70.39