---> uname -a: Linux prd-centos8-builder-2c-4g-1114.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 506 1109 17 2049 2883 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:44:2d:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.30/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fe44:2d58/64 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) 05/17/2026 _x86_64_ (2 CPU) 12:03:53 LINUX RESTART (2 CPU) 12:05:01 PM tps rtps wtps bread/s bwrtn/s 12:06:01 PM 66.76 0.38 66.37 34.13 5892.00 12:07:01 PM 62.74 2.17 60.57 86.34 9943.90 12:08:01 PM 26.51 0.25 26.26 40.12 1038.00 12:09:01 PM 19.26 0.07 19.19 3.07 504.13 12:10:00 PM 16.13 0.66 15.47 21.57 614.64 12:10:01 PM 2.94 2.94 0.00 400.00 0.00 12:11:01 PM 19.46 0.42 19.04 43.85 562.20 Average: 35.04 0.66 34.38 38.76 3072.16 12:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 PM 1273936 2980120 2479736 66.06 2104 1873748 639904 13.33 145524 2042364 167280 12:07:01 PM 1039728 2898152 2713944 72.30 2104 2019316 697932 14.53 154112 2241008 58548 12:08:01 PM 1070288 2919440 2683384 71.49 2104 2010448 679388 14.15 214016 2151820 46704 12:09:01 PM 1091372 2902416 2662300 70.93 2104 1972256 695244 14.48 211816 2130972 7468 12:10:00 PM 1211256 3023124 2542416 67.73 2104 1972876 576856 12.01 212812 2010116 7480 12:10:01 PM 1204352 3016252 2549320 67.92 2104 1972984 642316 13.38 213076 2017876 7500 12:11:01 PM 1151812 2975200 2601860 69.32 2104 1983860 625024 13.02 397360 1884664 27228 Average: 1148963 2959243 2604709 69.39 2104 1972213 650952 13.56 221245 2068403 46030 12:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 PM eth0 77.39 65.67 923.30 7.84 0.00 0.00 0.00 0.00 12:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 PM eth0 47.83 37.94 650.42 6.69 0.00 0.00 0.00 0.00 12:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 PM eth0 12.63 14.60 13.86 6.00 0.00 0.00 0.00 0.00 12:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 PM eth0 11.58 13.28 8.77 6.08 0.00 0.00 0.00 0.00 12:10:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 PM eth0 16.33 14.88 16.68 5.04 0.00 0.00 0.00 0.00 12:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 PM eth0 192.65 111.76 172.73 72.16 0.00 0.00 0.00 0.00 12:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 PM eth0 13.01 13.18 10.90 6.40 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 30.08 26.74 269.87 6.47 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) 05/17/2026 _x86_64_ (2 CPU) 12:03:53 LINUX RESTART (2 CPU) 12:05:01 PM CPU %user %nice %system %iowait %steal %idle 12:06:01 PM all 38.51 0.00 4.11 1.13 1.88 54.38 12:06:01 PM 0 24.46 0.00 2.97 1.04 1.75 69.78 12:06:01 PM 1 52.65 0.00 5.26 1.21 2.01 38.87 12:07:01 PM all 37.75 0.00 4.30 2.30 1.95 53.71 12:07:01 PM 0 22.40 0.00 3.50 2.94 1.88 69.27 12:07:01 PM 1 53.17 0.00 5.11 1.66 2.01 38.06 12:08:01 PM all 36.14 0.00 2.58 0.94 2.08 58.25 12:08:01 PM 0 22.83 0.00 1.96 0.91 1.96 72.34 12:08:01 PM 1 49.50 0.00 3.20 0.98 2.20 44.12 12:09:01 PM all 38.82 0.00 2.66 0.12 1.85 56.55 12:09:01 PM 0 23.50 0.00 2.55 0.07 1.70 72.18 12:09:01 PM 1 54.21 0.00 2.77 0.17 1.99 40.86 12:10:00 PM all 33.21 0.00 2.53 0.25 1.62 62.39 12:10:00 PM 0 40.12 0.00 2.77 0.27 1.73 55.12 12:10:00 PM 1 26.31 0.00 2.29 0.23 1.51 69.65 12:10:01 PM all 43.38 0.00 11.03 0.74 2.94 41.91 12:10:01 PM 0 17.91 0.00 2.99 0.00 1.49 77.61 12:10:01 PM 1 68.12 0.00 18.84 1.45 4.35 7.25 12:11:01 PM all 40.62 0.00 3.86 0.30 1.89 53.33 12:11:01 PM 0 27.23 0.00 2.99 0.05 1.74 67.99 12:11:01 PM 1 54.05 0.00 4.73 0.55 2.04 38.63 Average: all 37.53 0.00 3.35 0.84 1.88 56.40 Average: 0 26.72 0.00 2.79 0.87 1.79 67.82 Average: 1 48.37 0.00 3.92 0.80 1.97 44.94