---> uname -a: Linux prd-centos8-builder-2c-4g-144.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 519 917 17 2229 2867 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:53:eb:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.236/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85756sec preferred_lft 85756sec inet6 fe80::f816:3eff:fe53:ebae/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) 10/16/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 56.75 6.30 50.46 926.20 5640.28 12:07:01 AM 60.40 0.73 59.66 202.07 8127.02 12:08:01 AM 47.84 0.57 47.28 67.06 12797.90 12:09:01 AM 29.76 0.05 29.71 1.33 3817.56 12:10:01 AM 23.96 0.20 23.76 32.39 4581.46 12:11:01 AM 17.44 0.03 17.41 1.73 559.20 12:12:01 AM 12.11 0.00 12.11 0.00 420.58 12:13:01 AM 7.05 0.00 7.05 0.00 191.12 12:14:01 AM 31.57 11.20 20.38 394.27 692.14 Average: 31.88 2.12 29.76 180.59 4091.93 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1367184 3007868 2386492 63.58 2104 1809388 618248 12.87 135352 1961660 135688 12:07:01 AM 1085004 2976196 2668672 71.09 2104 2051380 651356 13.56 138316 2209392 183056 12:08:01 AM 839728 2881300 2913948 77.63 2104 2200664 710576 14.80 154332 2431668 68496 12:09:01 AM 743248 2816152 3010428 80.20 2104 2229872 774312 16.12 186312 2489840 132648 12:10:01 AM 973580 2954404 2780096 74.06 2104 2139172 641356 13.36 215320 2233460 5828 12:11:01 AM 966120 2949568 2787556 74.26 2104 2141892 638904 13.30 216756 2240356 8504 12:12:01 AM 973700 2954520 2779976 74.06 2104 2139232 640100 13.33 217016 2231988 4 12:13:01 AM 923908 2907356 2829768 75.39 2104 2141896 685380 14.27 217360 2282484 8484 12:14:01 AM 955500 2950356 2798176 74.54 2104 2152692 640272 13.33 408844 2058336 7368 Average: 980886 2933080 2772790 73.87 2104 2111799 666723 13.88 209956 2237687 61120 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 47.78 41.51 861.41 5.47 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 61.91 54.27 914.55 6.70 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 40.71 38.16 717.98 5.95 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 6.73 7.82 4.08 3.38 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 7.73 8.83 8.35 3.08 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 9.80 10.36 5.64 4.40 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 6.67 7.40 4.98 2.52 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 7.42 7.62 5.81 2.20 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 15.61 14.31 13.71 6.87 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 22.71 21.14 281.85 4.51 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) 10/16/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 24.17 0.00 3.38 1.67 0.08 70.70 12:06:01 AM 0 30.06 0.00 3.82 1.48 0.08 64.56 12:06:01 AM 1 18.27 0.00 2.94 1.86 0.08 76.85 12:07:01 AM all 22.02 0.00 3.33 2.15 0.08 72.42 12:07:01 AM 0 36.76 0.00 4.15 1.80 0.08 57.20 12:07:01 AM 1 7.24 0.00 2.51 2.49 0.08 87.67 12:08:01 AM all 29.37 0.00 2.72 2.02 0.09 65.80 12:08:01 AM 0 38.49 0.00 3.35 2.20 0.10 55.86 12:08:01 AM 1 20.24 0.00 2.09 1.84 0.08 75.75 12:09:01 AM all 25.75 0.00 2.51 1.03 0.07 70.65 12:09:01 AM 0 39.36 0.00 2.91 0.98 0.07 56.68 12:09:01 AM 1 12.10 0.00 2.10 1.07 0.07 84.66 12:10:01 AM all 19.57 0.00 1.98 0.69 0.06 77.70 12:10:01 AM 0 26.50 0.00 2.30 1.17 0.07 69.97 12:10:01 AM 1 12.63 0.00 1.65 0.22 0.05 85.45 12:11:01 AM all 22.04 0.00 1.71 0.19 0.07 75.99 12:11:01 AM 0 31.13 0.00 2.12 0.20 0.07 66.49 12:11:01 AM 1 12.92 0.00 1.30 0.18 0.07 85.52 12:12:01 AM all 17.55 0.00 0.93 0.12 0.06 81.34 12:12:01 AM 0 30.31 0.00 1.20 0.05 0.07 68.38 12:12:01 AM 1 4.76 0.00 0.67 0.18 0.05 94.33 12:13:01 AM all 11.99 0.00 1.11 0.12 0.04 86.74 12:13:01 AM 0 10.44 0.00 1.02 0.22 0.03 88.29 12:13:01 AM 1 13.55 0.00 1.20 0.02 0.05 85.18 12:14:01 AM all 26.48 0.00 2.18 0.93 0.08 70.32 12:14:01 AM 0 39.13 0.00 2.62 0.22 0.10 57.94 12:14:01 AM 1 13.80 0.00 1.74 1.65 0.07 82.74 Average: all 22.11 0.00 2.21 0.99 0.07 74.63 Average: 0 31.35 0.00 2.61 0.92 0.07 65.04 Average: 1 12.84 0.00 1.80 1.06 0.07 84.24