---> uname -a: Linux prd-centos8-builder-2c-4g-1670.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 506 1044 17 2114 2881 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:b7:c3:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.238/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:feb7:c321/64 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) 05/24/2026 _x86_64_ (2 CPU) 09:04:01 LINUX RESTART (2 CPU) 09:05:01 AM tps rtps wtps bread/s bwrtn/s 09:06:01 AM 56.48 2.77 53.72 316.43 5700.17 09:07:01 AM 64.00 1.78 62.22 63.04 7421.52 09:08:01 AM 32.11 0.40 31.71 23.20 6319.75 09:09:01 AM 22.86 0.27 22.60 41.86 926.68 09:10:01 AM 16.48 0.00 16.48 0.00 400.83 09:11:01 AM 16.74 0.63 16.10 20.78 612.79 09:12:01 AM 17.99 0.47 17.53 48.92 507.20 Average: 32.38 0.90 31.48 73.46 3126.82 09:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 AM 1368728 3022296 2384948 63.54 2104 1821312 602540 12.55 143840 1950952 132552 09:07:01 AM 1170260 3004288 2583416 68.82 2104 1993348 587308 12.23 146260 2113536 135752 09:08:01 AM 1065660 2941400 2688016 71.61 2104 2034208 651688 13.57 174024 2186836 22232 09:09:01 AM 1089248 2965616 2664428 70.98 2104 2035320 619324 12.90 213388 2124284 8492 09:10:01 AM 1116916 2992476 2636760 70.24 2104 2034340 599248 12.48 213876 2095788 7472 09:11:01 AM 1072340 2948440 2681336 71.43 2104 2034952 636944 13.26 214892 2139600 7464 09:12:01 AM 1059368 2947776 2694308 71.78 2104 2046888 647312 13.48 401860 1963972 19316 Average: 1134646 2974613 2619030 69.77 2104 2000053 620623 12.92 215449 2082138 47611 09:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 68.43 53.82 887.53 5.70 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 40.96 33.90 337.84 5.66 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 49.99 36.58 659.76 6.58 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.23 13.76 13.27 5.76 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 8.81 11.01 7.02 5.10 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 11.97 12.59 10.44 4.06 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 17.14 15.94 17.27 7.84 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 29.93 25.37 276.13 5.82 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) 05/24/2026 _x86_64_ (2 CPU) 09:04:01 LINUX RESTART (2 CPU) 09:05:01 AM CPU %user %nice %system %iowait %steal %idle 09:06:01 AM all 35.74 0.00 4.18 2.07 5.27 52.74 09:06:01 AM 0 30.42 0.00 3.81 1.71 5.28 58.78 09:06:01 AM 1 41.08 0.00 4.55 2.43 5.26 46.68 09:07:01 AM all 37.66 0.00 3.66 1.96 4.21 52.51 09:07:01 AM 0 37.58 0.00 4.18 1.97 4.38 51.90 09:07:01 AM 1 37.75 0.00 3.14 1.94 4.05 53.12 09:08:01 AM all 33.72 0.00 2.80 1.01 4.33 58.13 09:08:01 AM 0 23.11 0.00 2.25 1.40 4.26 68.98 09:08:01 AM 1 44.43 0.00 3.37 0.62 4.40 47.17 09:09:01 AM all 35.85 0.00 2.60 0.63 4.40 56.52 09:09:01 AM 0 24.76 0.00 2.61 0.70 4.17 67.76 09:09:01 AM 1 47.01 0.00 2.59 0.56 4.64 45.21 09:10:01 AM all 37.23 0.00 1.90 0.26 4.11 56.49 09:10:01 AM 0 22.69 0.00 1.26 0.21 3.92 71.92 09:10:01 AM 1 51.94 0.00 2.56 0.31 4.31 40.88 09:11:01 AM all 32.76 0.00 2.33 0.52 4.34 60.04 09:11:01 AM 0 30.87 0.00 2.05 0.49 4.29 62.31 09:11:01 AM 1 34.66 0.00 2.62 0.55 4.40 57.76 09:12:01 AM all 37.52 0.00 3.23 0.78 4.66 53.81 09:12:01 AM 0 28.61 0.00 2.37 0.49 4.35 64.18 09:12:01 AM 1 46.45 0.00 4.09 1.07 4.97 43.42 Average: all 35.78 0.00 2.96 1.04 4.48 55.74 Average: 0 28.30 0.00 2.65 1.00 4.38 63.68 Average: 1 43.31 0.00 3.28 1.07 4.58 47.76