---> uname -a: Linux prd-centos8-builder-2c-4g-1724.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: 2800.000 BogoMIPS: 5600.00 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 477 1073 17 2114 2910 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:fb:40:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.239/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fefb:401c/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) 05/25/2026 _x86_64_ (2 CPU) 05:03:58 LINUX RESTART (2 CPU) 05:05:02 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 56.30 0.76 55.54 46.09 5877.82 05:07:01 AM 63.46 2.13 61.33 84.91 7740.44 05:08:01 AM 30.54 0.05 30.49 1.33 5996.23 05:09:01 AM 24.06 0.27 23.80 41.86 983.75 05:10:01 AM 16.16 0.00 16.16 0.00 398.25 05:11:01 AM 17.16 0.63 16.53 20.79 616.81 05:12:01 AM 14.99 0.47 14.53 48.91 427.12 Average: 31.75 0.62 31.14 34.81 3142.11 05:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 1392648 3048820 2361036 62.90 2104 1823772 595052 12.39 144312 1926928 133616 05:07:01 AM 1167016 3001836 2586668 68.91 2104 1993984 611020 12.72 146544 2116344 124112 05:08:01 AM 1084880 2960500 2668804 71.10 2104 2034224 645172 13.43 174384 2167048 22224 05:09:01 AM 1115776 2992464 2637908 70.28 2104 2035336 616788 12.84 214048 2097528 8488 05:10:01 AM 1123080 2998744 2630604 70.08 2104 2034356 606856 12.64 214492 2088436 7468 05:11:01 AM 1100376 2976692 2653308 70.69 2104 2034968 629448 13.11 215156 2110868 7472 05:12:01 AM 1130400 3009612 2623284 69.89 2104 2037756 596520 12.42 400440 1895248 8676 Average: 1159168 2998381 2594516 69.12 2104 1999199 614408 12.79 215625 2057486 44579 05:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 75.23 58.74 920.51 6.29 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 35.42 27.96 315.91 5.02 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 51.97 40.02 665.66 9.47 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 12.33 14.43 13.11 6.05 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 8.80 10.71 7.19 4.86 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 12.46 13.23 12.56 4.11 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 15.61 12.91 14.29 6.89 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 30.15 25.35 276.93 6.10 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) 05/25/2026 _x86_64_ (2 CPU) 05:03:58 LINUX RESTART (2 CPU) 05:05:02 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 35.04 0.00 4.26 1.33 5.63 53.74 05:06:01 AM 0 31.37 0.00 4.53 1.45 5.17 57.48 05:06:01 AM 1 38.70 0.00 3.99 1.20 6.10 50.01 05:07:01 AM all 38.19 0.00 3.77 2.40 4.04 51.60 05:07:01 AM 0 19.32 0.00 3.13 3.39 3.68 70.49 05:07:01 AM 1 57.18 0.00 4.41 1.41 4.41 32.59 05:08:01 AM all 34.40 0.00 2.92 0.87 3.95 57.86 05:08:01 AM 0 29.23 0.00 3.16 1.15 3.57 62.89 05:08:01 AM 1 39.54 0.00 2.67 0.60 4.32 52.86 05:09:01 AM all 35.50 0.00 2.54 0.78 4.42 56.76 05:09:01 AM 0 32.92 0.00 2.33 0.41 4.47 59.88 05:09:01 AM 1 38.09 0.00 2.76 1.16 4.36 53.63 05:10:01 AM all 37.19 0.00 1.95 0.52 4.29 56.04 05:10:01 AM 0 24.66 0.00 1.54 0.50 3.90 69.40 05:10:01 AM 1 49.75 0.00 2.36 0.54 4.69 42.67 05:11:01 AM all 32.59 0.00 2.34 0.71 4.61 59.75 05:11:01 AM 0 21.80 0.00 1.89 0.66 4.54 71.11 05:11:01 AM 1 43.47 0.00 2.80 0.77 4.68 48.28 05:12:01 AM all 32.43 0.00 2.93 0.37 4.27 60.01 05:12:01 AM 0 24.90 0.00 2.49 0.40 4.07 68.14 05:12:01 AM 1 40.01 0.00 3.37 0.33 4.47 51.83 Average: all 35.05 0.00 2.96 1.00 4.46 56.55 Average: 0 26.30 0.00 2.72 1.14 4.20 65.65 Average: 1 43.82 0.00 3.19 0.86 4.71 47.42