---> uname -a: Linux prd-centos8-builder-2c-4g-13197.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 491 997 17 2176 2896 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:53:88:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.251/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85795sec preferred_lft 85795sec inet6 fe80::f816:3eff:fe53:8813/64 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) 09/21/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 54.85 0.48 54.37 35.59 5428.37 03:07:01 AM 70.14 1.25 68.89 268.49 11262.71 03:08:01 AM 22.54 0.08 22.46 1.87 4229.86 03:09:01 AM 23.01 0.17 22.85 31.06 941.94 03:10:01 AM 18.04 0.07 17.97 3.07 511.78 03:11:01 AM 13.55 0.00 13.55 0.00 441.04 03:12:01 AM 6.95 0.00 6.95 0.00 347.43 03:13:01 AM 25.86 10.93 14.93 379.00 374.92 03:14:01 AM 20.06 0.38 19.68 38.65 608.05 Average: 28.33 1.48 26.85 84.18 2682.78 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 1351296 3037136 2402380 64.00 2104 1853864 582152 12.12 137064 1975832 172352 03:07:01 AM 1086192 2972008 2667484 71.06 2104 2045900 623076 12.97 139532 2202448 73276 03:08:01 AM 1049968 2985432 2703708 72.03 2104 2094724 615036 12.81 166004 2210752 28792 03:09:01 AM 1006020 2958076 2747656 73.20 2104 2111460 644996 13.43 192232 2230652 30984 03:10:01 AM 1053976 2981688 2699700 71.92 2104 2087148 617416 12.86 207804 2166516 3312 03:11:01 AM 1055856 2983484 2697820 71.87 2104 2087152 614196 12.79 208752 2164212 6568 03:12:01 AM 1058540 2986168 2695136 71.80 2104 2087152 612868 12.76 209244 2160980 12 03:13:01 AM 1023048 2964292 2730628 72.75 2104 2100204 630160 13.12 400640 2004740 8328 03:14:01 AM 1037656 2983696 2716020 72.36 2104 2104456 615420 12.82 408020 1981500 21660 Average: 1080284 2983553 2673392 71.22 2104 2063562 617258 12.85 229921 2121959 38365 03:05:01 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 50.37 44.77 953.71 5.41 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 53.21 49.24 582.02 6.94 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 38.84 35.15 669.75 5.35 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 9.33 11.21 9.09 4.56 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 8.83 9.93 4.92 4.44 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 6.91 8.01 4.53 3.17 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 5.36 5.05 4.71 0.75 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 14.95 13.95 12.80 10.99 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 12.50 12.86 8.41 5.94 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 22.25 21.13 249.99 5.28 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) 09/21/2026 _x86_64_ (2 CPU) 03:03:49 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 25.17 0.00 3.39 1.23 0.09 70.11 03:06:01 AM 0 34.53 0.00 4.38 0.70 0.08 60.30 03:06:01 AM 1 15.79 0.00 2.40 1.77 0.10 79.94 03:07:01 AM all 24.75 0.00 3.29 2.69 0.08 69.19 03:07:01 AM 0 33.58 0.00 3.47 1.77 0.10 61.08 03:07:01 AM 1 15.91 0.00 3.11 3.61 0.07 77.31 03:08:01 AM all 19.23 0.00 2.06 0.48 0.07 78.17 03:08:01 AM 0 29.99 0.00 2.54 0.08 0.07 67.32 03:08:01 AM 1 8.45 0.00 1.59 0.87 0.07 89.02 03:09:01 AM all 21.36 0.00 1.40 0.77 0.07 76.41 03:09:01 AM 0 36.60 0.00 1.80 0.63 0.08 60.89 03:09:01 AM 1 6.08 0.00 1.00 0.90 0.05 91.96 03:10:01 AM all 21.61 0.00 1.44 0.44 0.08 76.42 03:10:01 AM 0 31.31 0.00 1.68 0.72 0.08 66.21 03:10:01 AM 1 11.90 0.00 1.20 0.17 0.07 86.67 03:11:01 AM all 23.37 0.00 1.54 0.22 0.63 74.23 03:11:01 AM 0 23.48 0.00 1.52 0.40 0.47 74.14 03:11:01 AM 1 23.27 0.00 1.57 0.05 0.80 74.31 03:12:01 AM all 7.97 0.00 0.91 0.28 0.18 90.66 03:12:01 AM 0 3.57 0.00 0.52 0.55 0.18 95.18 03:12:01 AM 1 12.38 0.00 1.30 0.00 0.18 86.13 03:13:01 AM all 23.35 0.00 2.13 0.81 0.08 73.63 03:13:01 AM 0 32.42 0.00 2.42 0.52 0.08 64.57 03:13:01 AM 1 14.25 0.00 1.84 1.11 0.07 82.74 03:14:01 AM all 25.36 0.00 2.59 0.59 0.08 71.37 03:14:01 AM 0 35.73 0.00 2.93 0.77 0.08 60.49 03:14:01 AM 1 14.99 0.00 2.25 0.42 0.07 82.27 Average: all 21.35 0.00 2.09 0.83 0.15 75.58 Average: 0 29.02 0.00 2.36 0.68 0.14 67.80 Average: 1 13.67 0.00 1.81 0.99 0.16 83.37