---> uname -a: Linux prd-centos8-builder-2c-4g-7162.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 499 1124 17 2042 2891 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:cb:fe:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.38/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85920sec preferred_lft 85920sec inet6 fe80::f816:3eff:fecb:fe07/64 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) 02/21/2026 _x86_64_ (2 CPU) 02:03:42 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 175.68 104.58 71.10 11316.08 38411.39 02:06:01 AM 68.27 0.13 68.14 5.60 6569.07 02:07:01 AM 54.00 0.48 53.52 53.32 8443.59 02:08:01 AM 22.26 0.25 22.01 40.12 1496.32 02:09:01 AM 19.05 0.07 18.98 3.07 502.63 02:10:01 AM 15.36 0.00 15.36 0.00 574.93 02:11:01 AM 19.94 0.90 19.04 46.37 526.85 Average: 53.51 15.20 38.31 1638.02 8075.55 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1569348 3042744 2184336 58.19 2104 1651892 607840 12.66 137488 1797236 58004 02:06:01 AM 1280716 2980748 2472968 65.88 2104 1867040 635780 13.24 144496 2034932 129096 02:07:01 AM 1039452 2883600 2714232 72.31 2104 2005584 715268 14.89 151576 2244696 65564 02:08:01 AM 1186616 2991940 2567068 68.39 2104 1965860 610232 12.71 172484 2076060 9360 02:09:01 AM 1192992 2998124 2560692 68.22 2104 1965872 604336 12.58 209540 2031904 8372 02:10:01 AM 1156892 2962068 2596792 69.18 2104 1965956 640544 13.34 210236 2067932 8452 02:11:01 AM 1122676 2929552 2631008 70.09 2104 1967392 672708 14.01 394448 1917772 8360 Average: 1221242 2969825 2532442 67.47 2104 1912799 640958 13.35 202895 2024362 41030 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 201.95 120.34 965.17 55.99 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 69.84 58.36 854.09 6.80 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 44.60 36.72 640.64 6.67 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 10.93 12.08 12.18 4.17 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 11.15 12.75 8.46 5.98 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 13.18 14.05 11.40 4.76 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 16.22 15.22 15.87 13.12 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 52.56 38.50 358.26 13.93 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) 02/21/2026 _x86_64_ (2 CPU) 02:03:42 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 45.09 0.03 9.80 9.26 2.89 32.92 02:05:01 AM 0 47.69 0.03 12.82 12.27 2.75 24.44 02:05:01 AM 1 42.51 0.03 6.81 6.28 3.03 41.34 02:06:01 AM all 36.23 0.00 3.95 2.94 2.84 54.03 02:06:01 AM 0 48.68 0.00 5.09 3.13 2.83 40.26 02:06:01 AM 1 23.82 0.00 2.82 2.76 2.85 67.74 02:07:01 AM all 36.69 0.00 4.09 1.71 3.14 54.37 02:07:01 AM 0 35.71 0.00 3.79 1.48 3.02 56.00 02:07:01 AM 1 37.66 0.00 4.39 1.94 3.26 52.75 02:08:01 AM all 29.47 0.00 2.86 0.54 2.53 64.60 02:08:01 AM 0 41.37 0.00 3.17 0.18 2.46 52.82 02:08:01 AM 1 17.65 0.00 2.54 0.90 2.59 76.31 02:09:01 AM all 38.26 0.00 2.75 0.39 2.95 55.65 02:09:01 AM 0 53.66 0.00 3.47 0.31 2.97 39.59 02:09:01 AM 1 22.99 0.00 2.03 0.46 2.93 71.59 02:10:01 AM all 33.91 0.00 2.58 0.21 2.58 60.73 02:10:01 AM 0 39.86 0.00 2.99 0.18 2.67 54.30 02:10:01 AM 1 27.97 0.00 2.16 0.23 2.48 67.15 02:11:01 AM all 39.47 0.00 2.80 0.52 2.88 54.33 02:11:01 AM 0 59.57 0.00 3.71 0.31 2.71 33.69 02:11:01 AM 1 19.57 0.00 1.90 0.72 3.06 74.76 Average: all 37.01 0.00 4.11 2.21 2.83 53.83 Average: 0 46.64 0.00 4.99 2.54 2.77 43.05 Average: 1 27.43 0.00 3.23 1.89 2.89 64.56