---> uname -a: Linux prd-centos8-builder-2c-4g-12865.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 501 989 17 2175 2887 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:ed:61:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.231/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85797sec preferred_lft 85797sec inet6 fe80::f816:3eff:feed:61e0/64 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) 09/17/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:05:02 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 56.48 6.44 50.04 943.84 5580.90 03:07:01 AM 64.75 0.73 64.01 202.07 7781.44 03:08:01 AM 34.88 0.60 34.28 68.26 8613.50 03:09:01 AM 19.13 0.17 18.96 31.06 871.08 03:10:01 AM 18.55 0.07 18.48 3.07 488.65 03:11:01 AM 14.96 0.00 14.96 0.00 511.48 03:12:01 AM 3.17 0.00 3.17 0.00 92.25 03:13:01 AM 26.21 10.96 15.24 378.94 510.56 03:14:01 AM 19.58 0.38 19.20 38.66 586.85 Average: 28.58 2.14 26.44 183.69 2776.64 03:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1391368 3031316 2362308 62.93 2104 1808644 593608 12.36 134832 1937844 134944 03:07:01 AM 1129680 3006184 2623996 69.90 2104 2036672 600856 12.51 137628 2165000 185084 03:08:01 AM 1048308 2973936 2705368 72.07 2104 2084724 621660 12.95 151716 2223196 19428 03:09:01 AM 1075060 3001388 2678616 71.36 2104 2085676 599340 12.48 167196 2184500 6784 03:10:01 AM 1051652 2978012 2702024 71.98 2104 2085768 638724 13.30 206616 2168512 5828 03:11:01 AM 1050880 2977328 2702796 72.00 2104 2085772 625668 13.03 207720 2167896 4 03:12:01 AM 1049600 2975992 2704076 72.04 2104 2085772 620748 12.93 208084 2169300 4 03:13:01 AM 1049040 2988932 2704636 72.05 2104 2098756 604912 12.60 399524 1978328 7516 03:14:01 AM 1042868 2987564 2710808 72.22 2104 2103008 609104 12.68 406792 1975840 20852 Average: 1098717 2991184 2654959 70.73 2104 2052755 612736 12.76 224456 2107824 42272 03:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 46.28 37.86 860.20 5.23 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 51.05 47.00 682.49 6.14 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 37.26 34.41 669.95 5.85 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 9.46 10.25 9.77 3.78 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 10.23 11.68 5.07 5.59 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 6.85 7.71 4.52 3.10 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 5.83 5.53 5.22 0.81 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 13.20 11.88 12.35 5.53 0.00 0.00 0.00 0.00 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 13.18 13.60 8.53 13.42 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 21.44 19.96 249.76 5.49 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) 09/17/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:05:02 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 23.86 0.00 3.46 1.80 0.08 70.80 03:06:01 AM 0 23.69 0.00 3.28 2.38 0.07 70.59 03:06:01 AM 1 24.03 0.00 3.64 1.22 0.08 71.02 03:07:01 AM all 21.46 0.00 3.35 2.56 0.08 72.55 03:07:01 AM 0 14.82 0.00 2.85 2.22 0.08 80.03 03:07:01 AM 1 28.10 0.00 3.84 2.91 0.08 65.06 03:08:01 AM all 25.04 0.00 2.17 1.12 0.08 71.60 03:08:01 AM 0 21.31 0.00 1.70 1.20 0.07 75.72 03:08:01 AM 1 28.77 0.00 2.64 1.04 0.08 67.47 03:09:01 AM all 17.39 0.00 1.53 0.50 0.07 80.52 03:09:01 AM 0 14.61 0.00 1.84 0.55 0.07 82.94 03:09:01 AM 1 20.17 0.00 1.22 0.45 0.07 78.10 03:10:01 AM all 26.66 0.00 1.74 0.18 0.08 71.35 03:10:01 AM 0 15.14 0.00 1.40 0.05 0.07 83.34 03:10:01 AM 1 38.16 0.00 2.08 0.30 0.08 59.37 03:11:01 AM all 15.97 0.00 1.19 0.35 0.07 82.42 03:11:01 AM 0 8.25 0.00 1.15 0.40 0.07 90.13 03:11:01 AM 1 23.69 0.00 1.22 0.30 0.07 74.73 03:12:01 AM all 6.18 0.00 0.68 0.08 0.04 93.02 03:12:01 AM 0 8.04 0.00 0.87 0.17 0.03 90.90 03:12:01 AM 1 4.32 0.00 0.48 0.00 0.05 95.14 03:13:01 AM all 20.66 0.00 2.00 0.68 0.07 76.59 03:13:01 AM 0 25.64 0.00 1.97 0.17 0.07 72.16 03:13:01 AM 1 15.67 0.00 2.04 1.19 0.07 81.04 03:14:01 AM all 25.53 0.00 2.59 0.63 0.08 71.18 03:14:01 AM 0 11.89 0.00 1.88 0.45 0.07 85.70 03:14:01 AM 1 39.16 0.00 3.29 0.80 0.10 56.65 Average: all 20.30 0.00 2.08 0.88 0.07 76.68 Average: 0 15.92 0.00 1.88 0.84 0.07 81.30 Average: 1 24.68 0.00 2.27 0.91 0.08 72.07