---> uname -a: Linux prd-centos8-builder-2c-4g-5256.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 505 1042 17 2117 2882 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:9b:7d:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.17/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85878sec preferred_lft 85878sec inet6 fe80::f816:3eff:fe9b:7d71/64 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) 07/08/2026 _x86_64_ (2 CPU) 03:03:41 LINUX RESTART (2 CPU) 03:04:02 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 176.74 98.80 77.94 10861.19 39642.42 03:06:01 AM 67.71 0.20 67.51 29.99 5998.82 03:07:01 AM 56.41 0.62 55.80 67.71 9705.15 03:08:01 AM 23.76 0.05 23.71 1.33 2741.69 03:09:01 AM 26.49 0.27 26.22 41.85 1096.72 03:10:01 AM 18.28 0.00 18.28 0.00 702.65 03:11:01 AM 17.01 0.00 17.01 0.00 626.29 03:12:01 AM 17.46 1.10 16.36 69.71 471.11 Average: 50.22 12.45 37.77 1364.42 7557.05 03:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1579048 3052196 2174628 57.93 2104 1651920 619672 12.90 138320 1786920 42472 03:06:01 AM 1263148 2982820 2490528 66.35 2104 1887052 652080 13.58 145912 2052320 145064 03:07:01 AM 1126888 2965264 2626788 69.98 2104 1997700 636752 13.26 148808 2150928 24284 03:08:01 AM 1045840 2925012 2707836 72.14 2104 2037860 673184 14.02 174284 2206592 22236 03:09:01 AM 1061672 2941860 2692004 71.72 2104 2038968 650200 13.54 213900 2151052 8500 03:10:01 AM 1090524 2969584 2663152 70.95 2104 2038004 629480 13.11 214104 2121476 7476 03:11:01 AM 988296 2867340 2765380 73.67 2104 2038004 732264 15.25 214616 2223664 7476 03:12:01 AM 1070772 2954432 2682904 71.47 2104 2042488 647120 13.48 400328 1955988 9764 Average: 1153274 2957314 2600402 69.28 2104 1966500 655094 13.64 206284 2081118 33409 03:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 222.82 120.29 970.74 57.47 0.00 0.00 0.00 0.00 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 87.17 71.61 994.08 7.56 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 9.86 9.78 24.35 3.66 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 37.96 30.76 654.55 5.45 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 13.36 14.71 14.16 6.09 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 7.73 9.37 5.99 4.52 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 12.49 12.86 11.22 4.08 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 17.18 16.21 17.99 7.68 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 50.72 35.52 335.32 11.97 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) 07/08/2026 _x86_64_ (2 CPU) 03:03:41 LINUX RESTART (2 CPU) 03:04:02 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 45.68 0.03 9.43 8.37 2.84 33.66 03:05:01 AM 0 49.75 0.03 7.63 7.95 2.59 32.03 03:05:01 AM 1 41.61 0.02 11.22 8.78 3.08 35.29 03:06:01 AM all 37.54 0.00 4.06 1.75 2.26 54.39 03:06:01 AM 0 41.55 0.00 4.68 1.81 2.11 49.84 03:06:01 AM 1 33.54 0.00 3.44 1.69 2.42 58.92 03:07:01 AM all 36.48 0.00 3.95 2.22 2.49 54.86 03:07:01 AM 0 16.82 0.00 3.04 1.84 2.38 75.92 03:07:01 AM 1 56.37 0.00 4.87 2.61 2.59 33.56 03:08:01 AM all 32.65 0.00 1.99 0.59 1.53 63.23 03:08:01 AM 0 13.83 0.00 1.36 0.99 1.31 82.51 03:08:01 AM 1 51.63 0.00 2.62 0.18 1.75 43.81 03:09:01 AM all 37.45 0.00 2.66 0.92 2.29 56.68 03:09:01 AM 0 17.03 0.00 1.81 1.20 2.24 77.72 03:09:01 AM 1 58.08 0.00 3.52 0.63 2.34 35.43 03:10:01 AM all 36.04 0.00 1.92 0.22 2.03 59.78 03:10:01 AM 0 25.26 0.00 1.60 0.30 2.08 70.77 03:10:01 AM 1 46.89 0.00 2.25 0.15 1.99 48.72 03:11:01 AM all 34.62 0.00 2.24 0.47 2.02 60.65 03:11:01 AM 0 39.03 0.00 2.43 0.53 2.04 55.97 03:11:01 AM 1 30.23 0.00 2.05 0.41 2.00 65.31 03:12:01 AM all 39.52 0.00 3.34 0.22 1.99 54.94 03:12:01 AM 0 35.22 0.00 3.51 0.30 1.82 59.14 03:12:01 AM 1 43.80 0.00 3.16 0.13 2.17 50.74 Average: all 37.48 0.00 3.68 1.83 2.18 54.83 Average: 0 29.72 0.00 3.24 1.85 2.07 63.11 Average: 1 45.25 0.00 4.12 1.81 2.29 46.53