---> uname -a: Linux prd-centos8-builder-2c-4g-536.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 514 919 17 2231 2871 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:b7:c3:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85772sec preferred_lft 85772sec inet6 fe80::f816:3eff:feb7:c37d/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) 10/20/2026 _x86_64_ (2 CPU) 05:03:46 LINUX RESTART (2 CPU) 05:05:01 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 50.11 0.67 49.44 41.46 5424.56 05:07:01 AM 60.78 1.75 59.03 230.99 8175.51 05:08:01 AM 47.21 0.55 46.66 66.92 12799.80 05:09:01 AM 29.41 0.05 29.36 1.33 3821.16 05:10:01 AM 22.88 0.23 22.64 34.12 4515.03 05:11:01 AM 20.61 0.00 20.61 0.00 610.95 05:12:01 AM 9.85 0.00 9.85 0.00 428.39 05:13:01 AM 9.48 0.00 9.48 0.00 199.17 05:14:01 AM 26.66 11.36 15.30 417.66 462.66 Average: 30.77 1.62 29.15 88.05 4048.46 05:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 1380444 3022208 2373232 63.22 2104 1810344 601124 12.52 134952 1949600 136180 05:07:01 AM 1055652 2948904 2698024 71.88 2104 2053288 643640 13.40 138984 2236924 182588 05:08:01 AM 715944 2823852 3037732 80.93 2104 2263692 759724 15.82 159900 2539324 130772 05:09:01 AM 671960 2780856 3081716 82.10 2104 2263948 801596 16.69 187284 2553012 164972 05:10:01 AM 997840 2982160 2755836 73.42 2104 2142488 603892 12.58 216072 2208040 7368 05:11:01 AM 872664 2896580 2881012 76.75 2104 2182176 686980 14.31 220356 2329480 47056 05:12:01 AM 976984 2959664 2776692 73.97 2104 2140964 628100 13.08 217420 2226396 8 05:13:01 AM 821836 2846460 2931840 78.11 2104 2182984 739164 15.39 221060 2379792 47844 05:14:01 AM 961652 2963440 2792024 74.38 2104 2159524 622564 12.96 417848 2041152 11796 Average: 939442 2913792 2814234 74.97 2104 2133268 676309 14.08 212653 2273747 80954 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 45.23 40.21 855.69 4.69 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 67.89 52.28 915.47 17.57 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 42.28 39.04 717.17 5.73 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 6.40 7.41 3.99 3.23 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 10.48 10.75 10.04 3.83 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 8.46 10.65 4.67 5.18 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 7.10 6.21 9.82 1.12 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 8.16 8.90 5.73 3.46 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 17.23 14.76 15.75 7.17 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 23.69 21.13 282.02 5.77 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) 10/20/2026 _x86_64_ (2 CPU) 05:03:46 LINUX RESTART (2 CPU) 05:05:01 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 22.22 0.00 2.93 0.94 0.08 73.83 05:06:01 AM 0 14.13 0.00 2.54 0.60 0.08 82.65 05:06:01 AM 1 30.30 0.00 3.33 1.28 0.07 65.02 05:07:01 AM all 25.40 0.00 3.37 1.62 0.09 69.52 05:07:01 AM 0 14.17 0.00 2.44 1.44 0.08 81.87 05:07:01 AM 1 36.63 0.00 4.31 1.80 0.10 57.17 05:08:01 AM all 30.02 0.00 3.05 1.65 0.10 65.18 05:08:01 AM 0 21.94 0.00 2.68 2.12 0.08 73.18 05:08:01 AM 1 38.10 0.00 3.42 1.18 0.12 57.17 05:09:01 AM all 26.09 0.00 2.40 0.73 0.08 70.70 05:09:01 AM 0 11.56 0.00 1.40 0.68 0.07 86.29 05:09:01 AM 1 40.63 0.00 3.40 0.78 0.08 55.10 05:10:01 AM all 16.86 0.00 2.04 0.56 0.07 80.48 05:10:01 AM 0 10.22 0.00 1.52 0.30 0.07 87.89 05:10:01 AM 1 23.50 0.00 2.55 0.82 0.07 73.06 05:11:01 AM all 27.29 0.00 1.40 0.28 0.07 70.96 05:11:01 AM 0 14.73 0.00 1.34 0.05 0.05 83.83 05:11:01 AM 1 39.86 0.00 1.47 0.50 0.08 58.09 05:12:01 AM all 11.57 0.00 0.91 0.24 0.05 87.23 05:12:01 AM 0 17.45 0.00 1.02 0.40 0.05 81.08 05:12:01 AM 1 5.69 0.00 0.80 0.08 0.05 93.38 05:13:01 AM all 18.31 0.00 1.15 0.06 0.08 80.41 05:13:01 AM 0 8.84 0.00 1.24 0.08 0.07 89.77 05:13:01 AM 1 27.75 0.00 1.07 0.03 0.08 71.06 05:14:01 AM all 24.70 0.00 2.65 0.88 0.08 71.69 05:14:01 AM 0 12.93 0.00 2.09 1.52 0.07 83.40 05:14:01 AM 1 36.46 0.00 3.20 0.25 0.08 60.00 Average: all 22.50 0.00 2.21 0.77 0.08 74.44 Average: 0 14.00 0.00 1.81 0.80 0.07 83.33 Average: 1 30.99 0.00 2.62 0.75 0.08 65.56