---> uname -a: Linux prd-centos8-builder-2c-4g-4478.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 515 1034 17 2115 2872 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:24:b5:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.153/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85899sec preferred_lft 85899sec inet6 fe80::f816:3eff:fe24:b51d/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) 06/28/2026 _x86_64_ (2 CPU) 00:03:42 LINUX RESTART (2 CPU) 12:04:02 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 190.41 112.35 78.06 11665.33 39389.68 12:06:01 AM 65.35 0.20 65.15 29.99 6175.45 12:07:01 AM 57.49 2.15 55.34 85.02 9617.87 12:08:01 AM 29.17 0.05 29.12 1.33 3020.44 12:09:01 AM 19.26 0.27 18.99 41.85 495.08 12:10:01 AM 12.51 0.00 12.51 0.00 348.83 12:11:01 AM 14.31 0.72 13.60 31.06 349.40 12:12:01 AM 21.66 0.38 21.28 38.66 799.80 Average: 50.98 14.31 36.67 1465.35 7458.08 12:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1522156 3005724 2231528 59.45 2104 1662112 651388 13.56 138616 1842768 60516 12:06:01 AM 1244632 2961652 2509052 66.84 2104 1884252 662828 13.80 145168 2071536 141944 12:07:01 AM 1085172 2920920 2668512 71.09 2104 1994992 678308 14.12 148792 2192164 24368 12:08:01 AM 993148 2868444 2760536 73.54 2104 2033948 723564 15.07 174344 2256756 8380 12:09:01 AM 980832 2896740 2772852 73.87 2104 2074620 696048 14.49 217004 2228696 46928 12:10:01 AM 1105796 2982520 2647888 70.54 2104 2035208 608880 12.68 214404 2106060 7464 12:11:01 AM 1065500 2943112 2688184 71.61 2104 2036112 647196 13.48 398316 1963120 7508 12:12:01 AM 1049144 2932512 2704540 72.05 2104 2041388 658624 13.71 398296 1977828 21832 Average: 1130798 2938953 2622886 69.88 2104 1970329 665854 13.87 229368 2079866 39868 12:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 216.35 126.79 1064.84 57.54 0.00 0.00 0.00 0.00 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 79.39 65.63 882.38 7.27 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 8.91 9.58 17.71 3.96 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 48.55 40.69 658.09 6.66 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 13.95 15.43 13.92 6.28 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 10.53 11.26 8.94 3.87 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 17.31 16.64 16.59 6.75 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 12.31 12.90 11.22 6.26 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 50.57 37.18 332.69 12.23 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) 06/28/2026 _x86_64_ (2 CPU) 00:03:42 LINUX RESTART (2 CPU) 12:04:02 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.96 0.03 9.98 10.02 1.93 33.08 12:05:01 AM 0 52.63 0.03 10.90 7.11 1.99 27.35 12:05:01 AM 1 37.29 0.03 9.07 12.93 1.87 38.80 12:06:01 AM all 38.73 0.00 4.06 1.84 1.58 53.79 12:06:01 AM 0 56.97 0.00 5.30 1.63 2.06 34.04 12:06:01 AM 1 20.44 0.00 2.82 2.05 1.10 73.58 12:07:01 AM all 39.39 0.00 4.37 2.13 1.33 52.78 12:07:01 AM 0 60.68 0.00 5.09 1.07 1.70 31.46 12:07:01 AM 1 18.11 0.00 3.65 3.18 0.97 74.09 12:08:01 AM all 38.91 0.00 2.72 0.73 1.57 56.07 12:08:01 AM 0 39.20 0.00 2.96 1.10 1.70 55.04 12:08:01 AM 1 38.62 0.00 2.47 0.37 1.44 57.10 12:09:01 AM all 38.05 0.00 2.71 0.15 1.49 57.60 12:09:01 AM 0 48.04 0.00 2.60 0.20 1.73 47.42 12:09:01 AM 1 28.05 0.00 2.82 0.10 1.25 67.78 12:10:01 AM all 35.55 0.00 2.42 0.28 1.49 60.26 12:10:01 AM 0 35.22 0.00 2.42 0.30 1.51 60.55 12:10:01 AM 1 35.89 0.00 2.41 0.27 1.46 59.97 12:11:01 AM all 37.44 0.00 2.76 0.23 1.46 58.10 12:11:01 AM 0 44.54 0.00 2.81 0.17 1.58 50.91 12:11:01 AM 1 30.34 0.00 2.71 0.30 1.35 65.31 12:12:01 AM all 40.76 0.00 3.22 0.31 1.91 53.80 12:12:01 AM 0 52.91 0.00 3.42 0.38 2.04 41.25 12:12:01 AM 1 28.65 0.00 3.03 0.23 1.77 66.31 Average: all 39.21 0.00 4.01 1.94 1.59 53.24 Average: 0 48.75 0.00 4.42 1.48 1.79 43.55 Average: 1 29.66 0.00 3.61 2.40 1.40 62.93