---> uname -a: Linux prd-centos8-builder-2c-4g-1233.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: 2800.000 BogoMIPS: 5600.00 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 508 1112 17 2044 2881 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:fe:57:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.132/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85897sec preferred_lft 85897sec inet6 fe80::f816:3eff:fefe:5772/64 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) 12/20/2025 _x86_64_ (2 CPU) 08:03:54 LINUX RESTART (2 CPU) 08:05:02 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 56.47 0.44 56.02 11.93 6075.34 08:07:01 AM 66.99 0.47 66.53 53.32 8254.55 08:08:01 AM 34.99 0.08 34.91 1.87 3931.91 08:09:01 AM 17.08 0.27 16.81 41.86 452.96 08:10:01 AM 14.46 0.00 14.46 0.00 377.96 08:11:02 AM 21.87 0.57 21.31 27.19 946.74 08:12:01 AM 17.50 0.39 17.11 39.30 481.99 Average: 32.74 0.32 32.43 25.06 2929.79 08:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1366184 3013260 2387492 63.60 2104 1814840 604004 12.58 144676 1952564 131896 08:07:01 AM 1221352 2988728 2532324 67.46 2104 1928592 604632 12.59 148448 2065760 54944 08:08:01 AM 1040232 2878740 2713444 72.29 2104 1999352 707676 14.74 175312 2217496 42736 08:09:01 AM 1103220 2930248 2650456 70.61 2104 1987840 654156 13.62 208808 2121396 29960 08:10:01 AM 1178776 2984820 2574900 68.60 2104 1966788 610916 12.72 207716 2046752 8840 08:11:02 AM 1171976 2977508 2581700 68.78 2104 1966176 610300 12.71 391708 1869268 7480 08:12:01 AM 1175236 2986472 2578440 68.69 2104 1971360 604844 12.60 391432 1866240 21632 Average: 1179568 2965682 2574108 68.58 2104 1947850 628075 13.08 238300 2019925 42498 08:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 73.34 61.21 851.15 6.25 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 31.72 28.39 237.59 5.63 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 45.12 37.89 585.80 7.06 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 11.91 13.76 12.48 5.32 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 9.65 11.58 7.87 8.02 0.00 0.00 0.00 0.00 08:11:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:02 AM eth0 16.06 15.66 16.49 6.16 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 11.27 12.42 9.13 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 28.37 25.79 244.88 6.34 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) 12/20/2025 _x86_64_ (2 CPU) 08:03:54 LINUX RESTART (2 CPU) 08:05:02 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 35.99 0.00 4.11 1.26 4.03 54.61 08:06:01 AM 0 30.72 0.00 3.23 1.20 3.82 61.03 08:06:01 AM 1 41.27 0.00 4.99 1.32 4.24 48.18 08:07:01 AM all 34.92 0.00 4.21 2.98 4.19 53.70 08:07:01 AM 0 27.82 0.00 3.77 3.59 4.05 60.77 08:07:01 AM 1 42.05 0.00 4.66 2.37 4.33 46.59 08:08:01 AM all 35.81 0.00 2.45 0.86 3.64 57.25 08:08:01 AM 0 20.40 0.00 1.70 1.16 3.23 73.50 08:08:01 AM 1 51.33 0.00 3.20 0.54 4.06 40.86 08:09:01 AM all 36.61 0.00 2.64 0.77 3.79 56.19 08:09:01 AM 0 26.05 0.00 2.40 0.92 3.24 67.40 08:09:01 AM 1 47.15 0.00 2.89 0.62 4.35 44.99 08:10:01 AM all 35.19 0.00 2.33 0.40 3.38 58.70 08:10:01 AM 0 23.92 0.00 2.26 0.21 2.85 70.76 08:10:01 AM 1 46.44 0.00 2.40 0.59 3.90 46.66 08:11:02 AM all 33.51 0.00 3.00 0.72 3.44 59.32 08:11:02 AM 0 36.69 0.00 3.20 0.44 3.54 56.13 08:11:02 AM 1 30.34 0.00 2.80 0.99 3.35 62.52 08:12:01 AM all 38.53 0.00 3.05 0.47 4.01 53.94 08:12:01 AM 0 16.08 0.00 2.17 0.55 3.38 77.82 08:12:01 AM 1 61.21 0.00 3.93 0.40 4.64 29.82 Average: all 35.79 0.00 3.11 1.07 3.78 56.25 Average: 0 25.95 0.00 2.68 1.16 3.44 66.77 Average: 1 45.66 0.00 3.55 0.98 4.12 45.69