---> uname -a: Linux prd-centos8-builder-2c-4g-13574.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 504 982 17 2179 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:ea:32:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.154/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85779sec preferred_lft 85779sec inet6 fe80::f816:3eff:feea:322a/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) 09/26/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 55.91 6.30 49.62 926.36 5266.96 07:07:01 AM 57.79 0.75 57.04 202.10 7663.47 07:08:01 AM 36.66 0.60 36.06 68.26 8635.89 07:09:01 AM 19.83 0.00 19.83 0.00 868.24 07:10:01 AM 17.71 0.23 17.48 34.12 569.96 07:11:01 AM 15.11 0.00 15.11 0.00 369.33 07:12:01 AM 7.98 0.00 7.98 0.00 358.16 07:13:01 AM 10.96 0.63 10.33 20.80 252.52 07:14:01 AM 29.02 11.66 17.36 421.73 497.80 Average: 27.89 2.24 25.64 185.93 2720.11 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1397584 3039292 2356092 62.77 2104 1810468 588912 12.26 134924 1932408 135152 07:07:01 AM 1133624 3014144 2620052 69.80 2104 2040768 586688 12.22 137592 2160860 186076 07:08:01 AM 1051228 2980956 2702448 71.99 2104 2088856 615776 12.82 151348 2221540 19428 07:09:01 AM 1105460 3034884 2648216 70.55 2104 2088876 568292 11.83 167380 2154884 6776 07:10:01 AM 1009480 2942544 2744196 73.11 2104 2092560 655240 13.64 207304 2210792 8504 07:11:01 AM 1056620 2987064 2697056 71.85 2104 2089904 614660 12.80 207500 2163372 5832 07:12:01 AM 1058164 2988536 2695512 71.81 2104 2089904 608872 12.68 208088 2162688 4 07:13:01 AM 1034504 2965692 2719172 72.44 2104 2090516 632524 13.17 208424 2184692 5820 07:14:01 AM 1006456 2954828 2747220 73.19 2104 2107040 632948 13.18 409832 2010300 9576 Average: 1094791 2989771 2658885 70.83 2104 2055432 611546 12.73 203599 2133504 41908 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 41.49 36.64 846.60 5.29 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 52.02 44.86 700.82 5.97 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 36.44 33.73 668.81 5.77 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 8.98 9.78 11.35 3.43 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.65 10.71 5.28 4.70 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 7.55 9.05 4.11 4.29 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 5.86 5.50 5.30 0.80 0.00 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM eth0 7.80 8.67 5.44 3.35 0.00 0.00 0.00 0.00 07:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM eth0 22.33 19.09 19.85 17.77 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 21.35 19.78 251.94 5.71 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) 09/26/2026 _x86_64_ (2 CPU) 07:03:50 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 24.20 0.00 3.43 1.66 0.13 70.58 07:06:01 AM 0 22.22 0.00 3.51 1.57 0.12 72.59 07:06:01 AM 1 26.19 0.00 3.35 1.75 0.13 68.58 07:07:01 AM all 21.88 0.00 3.40 1.90 0.11 72.71 07:07:01 AM 0 13.37 0.00 3.05 2.25 0.08 81.24 07:07:01 AM 1 30.39 0.00 3.75 1.55 0.13 64.17 07:08:01 AM all 26.77 0.00 2.32 0.99 0.11 69.81 07:08:01 AM 0 33.03 0.00 2.69 1.25 0.12 62.92 07:08:01 AM 1 20.51 0.00 1.95 0.73 0.10 76.71 07:09:01 AM all 17.77 0.00 1.30 0.54 0.08 80.30 07:09:01 AM 0 20.96 0.00 1.50 0.55 0.08 76.90 07:09:01 AM 1 14.59 0.00 1.10 0.53 0.08 83.69 07:10:01 AM all 20.22 0.00 1.91 0.28 0.08 77.51 07:10:01 AM 0 31.69 0.00 2.56 0.25 0.10 65.40 07:10:01 AM 1 8.76 0.00 1.27 0.30 0.07 89.60 07:11:01 AM all 24.62 0.00 1.58 0.28 0.11 73.42 07:11:01 AM 0 12.00 0.00 1.02 0.18 0.10 86.70 07:11:01 AM 1 37.22 0.00 2.13 0.38 0.12 60.15 07:12:01 AM all 6.60 0.00 0.73 0.28 0.04 92.36 07:12:01 AM 0 5.72 0.00 0.67 0.25 0.03 93.33 07:12:01 AM 1 7.48 0.00 0.78 0.30 0.05 91.39 07:13:01 AM all 18.59 0.00 1.29 0.08 0.08 79.96 07:13:01 AM 0 7.72 0.00 0.87 0.05 0.07 91.29 07:13:01 AM 1 29.45 0.00 1.72 0.10 0.08 68.65 07:14:01 AM all 28.09 0.00 2.70 0.92 0.13 68.16 07:14:01 AM 0 23.53 0.00 2.41 0.65 0.12 73.29 07:14:01 AM 1 32.65 0.00 2.99 1.19 0.13 63.04 Average: all 20.97 0.00 2.07 0.77 0.10 76.09 Average: 0 18.92 0.00 2.03 0.78 0.09 78.18 Average: 1 23.03 0.00 2.12 0.76 0.10 74.00