---> uname -a: Linux prd-centos8-builder-2c-4g-14430.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 502 985 17 2177 2884 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:b0:54:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.13/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85793sec preferred_lft 85793sec inet6 fe80::f816:3eff:feb0:5408/64 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) 10/06/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:03 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 52.62 1.28 51.34 119.41 5519.49 12:07:01 AM 58.90 0.72 58.19 201.63 7602.58 12:08:01 AM 37.72 0.63 37.09 68.78 8697.00 12:09:01 AM 20.00 0.17 19.83 31.06 870.67 12:10:01 AM 18.69 0.07 18.63 3.07 470.81 12:11:01 AM 13.89 0.00 13.89 0.00 502.56 12:12:01 AM 7.73 1.02 6.72 28.93 314.36 12:13:01 AM 22.99 10.98 12.01 378.94 347.83 12:14:01 AM 19.94 0.38 19.56 38.65 586.59 Average: 27.96 1.69 26.27 96.64 2757.85 12:05:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1399100 3039696 2354576 62.73 2104 1809208 588372 12.25 135964 1928928 135496 12:07:01 AM 1131272 3008460 2622404 69.86 2104 2037304 595296 12.40 138540 2161372 184136 12:08:01 AM 1055216 2981680 2698460 71.89 2104 2085468 619928 12.91 152748 2215620 19428 12:09:01 AM 1110208 3037388 2643468 70.42 2104 2086420 572588 11.92 168696 2147956 6764 12:10:01 AM 923620 2893864 2830056 75.39 2104 2129624 706176 14.71 212132 2290908 48940 12:11:01 AM 1062800 2990136 2690876 71.69 2104 2086516 606392 12.63 208768 2155752 5828 12:12:01 AM 1047876 2975912 2705800 72.08 2104 2087388 616064 12.83 210100 2168212 4 12:13:01 AM 1054224 2995740 2699452 71.91 2104 2100372 598384 12.46 401548 1969304 7516 12:14:01 AM 1050120 2996484 2703556 72.02 2104 2104624 597040 12.43 409000 1964472 20852 Average: 1092715 2991040 2660961 70.89 2104 2058547 611138 12.73 226388 2111392 47663 12:05:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 43.33 38.07 879.67 4.60 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 52.67 40.66 706.57 5.84 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 42.97 37.07 669.53 5.86 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 8.38 9.40 8.98 3.40 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 11.36 12.55 5.89 5.96 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 6.58 7.41 4.01 3.08 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 14.20 11.20 12.99 12.55 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 14.43 12.86 12.56 5.62 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 12.53 13.01 8.43 6.11 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 22.86 20.18 254.21 5.90 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) 10/06/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:03 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 24.31 0.00 3.03 1.07 0.08 71.51 12:06:01 AM 0 20.29 0.00 2.80 1.47 0.07 75.38 12:06:01 AM 1 28.32 0.00 3.26 0.67 0.09 67.66 12:07:01 AM all 21.94 0.00 3.21 2.10 0.08 72.66 12:07:01 AM 0 15.97 0.00 3.59 1.99 0.08 78.37 12:07:01 AM 1 27.89 0.00 2.83 2.22 0.08 66.97 12:08:01 AM all 25.98 0.00 2.25 1.49 0.08 70.19 12:08:01 AM 0 8.54 0.00 1.49 1.40 0.07 88.50 12:08:01 AM 1 43.41 0.00 3.02 1.57 0.10 51.90 12:09:01 AM all 17.76 0.00 1.32 0.57 0.06 80.30 12:09:01 AM 0 10.24 0.00 1.15 0.52 0.05 88.04 12:09:01 AM 1 25.27 0.00 1.49 0.62 0.07 72.56 12:10:01 AM all 27.10 0.00 1.95 0.12 0.08 70.74 12:10:01 AM 0 19.53 0.00 1.94 0.12 0.07 78.35 12:10:01 AM 1 34.66 0.00 1.97 0.12 0.10 63.16 12:11:01 AM all 18.63 0.00 1.41 0.25 0.07 79.64 12:11:01 AM 0 11.19 0.00 1.09 0.45 0.07 87.21 12:11:01 AM 1 26.07 0.00 1.73 0.05 0.07 72.08 12:12:01 AM all 7.37 0.00 0.79 0.28 0.04 91.52 12:12:01 AM 0 6.07 0.00 0.67 0.15 0.05 93.06 12:12:01 AM 1 8.68 0.00 0.90 0.40 0.03 89.99 12:13:01 AM all 20.43 0.00 1.91 0.57 0.07 77.02 12:13:01 AM 0 15.29 0.00 1.87 0.77 0.05 82.02 12:13:01 AM 1 25.57 0.00 1.95 0.37 0.08 72.03 12:14:01 AM all 27.46 0.00 2.56 0.34 0.09 69.54 12:14:01 AM 0 13.44 0.00 1.95 0.45 0.08 84.07 12:14:01 AM 1 41.47 0.00 3.17 0.23 0.10 55.03 Average: all 21.21 0.00 2.04 0.75 0.07 75.92 Average: 0 13.37 0.00 1.84 0.81 0.07 83.92 Average: 1 29.04 0.00 2.25 0.69 0.08 67.93