---> uname -a: Linux prd-centos8-builder-2c-4g-1796.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 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 509 916 17 2239 2877 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:1d:8a:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.123/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85753sec preferred_lft 85753sec inet6 fe80::f816:3eff:fe1d:8a15/64 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) 11/03/2026 _x86_64_ (2 CPU) 04:03:46 LINUX RESTART (2 CPU) 04:05:01 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 50.33 2.23 48.10 245.65 5153.55 04:07:01 AM 61.84 0.75 61.09 202.10 8635.24 04:08:01 AM 43.91 0.55 43.36 66.92 12299.37 04:09:01 AM 33.69 0.05 33.64 1.33 4050.15 04:10:01 AM 23.99 0.23 23.76 34.12 4594.42 04:11:01 AM 15.03 0.00 15.03 0.00 371.98 04:12:01 AM 12.63 0.00 12.63 0.00 477.16 04:13:01 AM 4.92 0.00 4.92 0.00 111.71 04:14:01 AM 34.22 11.18 23.04 394.27 925.07 Average: 31.17 1.67 29.51 104.93 4068.50 04:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1380788 3028884 2372896 63.22 2104 1816872 605216 12.60 136100 1949736 137852 04:07:01 AM 1060860 2960792 2692824 71.74 2104 2059300 649112 13.52 138208 2230972 171548 04:08:01 AM 807324 2860372 2946360 78.49 2104 2211208 741376 15.44 154580 2459080 70848 04:09:01 AM 700288 2789092 3053396 81.34 2104 2244852 806312 16.79 186792 2529108 138480 04:10:01 AM 1023820 3014996 2729864 72.72 2104 2148700 590336 12.29 216740 2179236 6216 04:11:01 AM 945884 2939336 2807800 74.80 2104 2151024 670088 13.95 217948 2255844 8492 04:12:01 AM 974224 2965484 2779460 74.05 2104 2148756 633360 13.19 218392 2227268 4 04:13:01 AM 922324 2915908 2831360 75.43 2104 2151124 684640 14.26 218656 2280192 8588 04:14:01 AM 940004 2944876 2813680 74.96 2104 2161824 647444 13.48 410012 2070280 976 Average: 972835 2935527 2780849 74.08 2104 2121518 669765 13.95 210825 2242413 60334 04:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 52.35 42.95 885.63 4.85 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 56.04 47.71 896.75 6.47 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 40.99 37.46 737.82 5.86 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 6.56 7.80 4.02 3.30 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 8.00 8.81 8.99 3.15 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 9.88 10.76 5.64 4.76 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 6.56 6.85 4.92 2.16 0.00 0.00 0.00 0.00 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 7.41 7.48 5.86 2.27 0.00 0.00 0.00 0.00 04:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 AM eth0 16.94 15.56 14.04 12.10 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 22.75 20.60 284.83 4.99 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) 11/03/2026 _x86_64_ (2 CPU) 04:03:46 LINUX RESTART (2 CPU) 04:05:01 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 24.61 0.00 3.15 1.07 0.09 71.08 04:06:01 AM 0 13.96 0.00 2.30 1.55 0.07 82.12 04:06:01 AM 1 35.27 0.00 4.00 0.58 0.12 60.03 04:07:01 AM all 24.27 0.00 3.25 2.37 0.09 70.02 04:07:01 AM 0 13.17 0.00 2.27 1.97 0.07 82.52 04:07:01 AM 1 35.37 0.00 4.23 2.77 0.12 57.51 04:08:01 AM all 29.84 0.00 2.79 1.19 0.09 66.09 04:08:01 AM 0 9.67 0.00 2.12 1.72 0.07 86.42 04:08:01 AM 1 50.01 0.00 3.45 0.67 0.12 45.75 04:09:01 AM all 25.58 0.00 2.68 1.13 0.08 70.55 04:09:01 AM 0 16.01 0.00 1.87 0.75 0.07 81.31 04:09:01 AM 1 35.15 0.00 3.49 1.50 0.08 59.78 04:10:01 AM all 19.43 0.00 1.93 0.74 0.06 77.84 04:10:01 AM 0 14.04 0.00 1.72 0.55 0.05 83.64 04:10:01 AM 1 24.82 0.00 2.14 0.93 0.07 72.04 04:11:01 AM all 24.08 0.00 1.72 0.12 0.07 74.02 04:11:01 AM 0 8.44 0.00 1.44 0.17 0.05 89.91 04:11:01 AM 1 39.69 0.00 2.00 0.07 0.08 58.16 04:12:01 AM all 17.11 0.00 0.98 0.24 0.06 81.61 04:12:01 AM 0 3.93 0.00 0.60 0.17 0.05 95.25 04:12:01 AM 1 30.28 0.00 1.35 0.32 0.07 67.98 04:13:01 AM all 12.75 0.00 1.08 0.03 0.04 86.11 04:13:01 AM 0 9.16 0.00 1.05 0.02 0.03 89.74 04:13:01 AM 1 16.34 0.00 1.10 0.03 0.05 82.48 04:14:01 AM all 26.86 0.00 2.19 0.84 0.08 70.04 04:14:01 AM 0 14.99 0.00 1.77 0.53 0.07 82.63 04:14:01 AM 1 38.71 0.00 2.60 1.15 0.08 57.45 Average: all 22.73 0.00 2.19 0.86 0.07 74.15 Average: 0 11.49 0.00 1.68 0.83 0.06 85.95 Average: 1 33.96 0.00 2.71 0.89 0.09 62.36