---> uname -a: Linux prd-centos8-builder-2c-4g-7756.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 518 1094 17 2052 2872 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:4c:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.21/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85910sec preferred_lft 85910sec inet6 fe80::f816:3eff:fecb:4cea/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) 02/28/2026 _x86_64_ (2 CPU) 11:03:51 LINUX RESTART (2 CPU) 11:05:01 AM tps rtps wtps bread/s bwrtn/s 11:06:01 AM 60.19 0.32 59.87 9.73 5930.91 11:07:01 AM 69.81 0.45 69.36 52.78 9943.72 11:08:01 AM 25.44 0.12 25.32 9.60 2367.48 11:09:01 AM 19.15 0.23 18.91 34.13 508.07 11:10:01 AM 14.48 0.00 14.48 0.00 545.15 11:11:01 AM 22.24 0.90 21.34 46.37 695.79 11:12:01 AM 18.48 0.20 18.28 23.33 521.49 Average: 32.82 0.32 32.51 25.13 2930.25 11:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 AM 1304044 2994068 2449632 65.26 2104 1858440 636980 13.26 147368 2012760 170684 11:07:01 AM 1129960 2932188 2623716 69.90 2104 1964324 680668 14.17 148232 2157740 37336 11:08:01 AM 1202228 3016732 2551448 67.97 2104 1975744 598972 12.47 174872 2057828 8356 11:09:01 AM 1187948 3003292 2565728 68.35 2104 1976768 607772 12.66 212908 2035328 7448 11:10:01 AM 1144000 2959352 2609676 69.52 2104 1976768 649740 13.53 213528 2078108 252 11:11:01 AM 1152268 2969292 2601408 69.30 2104 1978184 644264 13.42 397556 1884412 7500 11:12:01 AM 1080124 2901716 2673552 71.22 2104 1982444 707024 14.72 397312 1956784 21296 Average: 1171510 2968091 2582166 68.79 2104 1958953 646489 13.46 241682 2026137 36125 11:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 81.85 71.32 882.95 7.18 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 38.97 36.30 370.45 6.77 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 39.77 36.45 423.71 6.07 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 10.73 12.53 7.76 5.92 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 12.95 13.53 10.88 4.10 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 21.47 18.95 17.68 8.88 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 9.25 10.53 10.94 4.75 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 30.71 28.52 246.32 6.24 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) 02/28/2026 _x86_64_ (2 CPU) 11:03:51 LINUX RESTART (2 CPU) 11:05:01 AM CPU %user %nice %system %iowait %steal %idle 11:06:01 AM all 36.93 0.00 4.14 1.16 2.50 55.27 11:06:01 AM 0 34.94 0.00 3.72 1.27 2.48 57.60 11:06:01 AM 1 38.91 0.00 4.56 1.06 2.53 52.95 11:07:01 AM all 36.36 0.00 4.07 2.60 2.25 54.72 11:07:01 AM 0 20.03 0.00 2.96 3.29 2.40 71.33 11:07:01 AM 1 52.90 0.00 5.19 1.90 2.10 37.91 11:08:01 AM all 34.90 0.00 2.50 0.63 2.15 59.82 11:08:01 AM 0 20.63 0.00 1.50 1.04 2.14 74.69 11:08:01 AM 1 49.27 0.00 3.51 0.22 2.16 44.84 11:09:01 AM all 37.03 0.00 2.78 0.14 2.07 57.98 11:09:01 AM 0 15.64 0.00 1.68 0.07 1.85 80.77 11:09:01 AM 1 58.62 0.00 3.88 0.22 2.30 34.99 11:10:01 AM all 32.32 0.00 2.60 0.36 2.10 62.62 11:10:01 AM 0 25.93 0.00 2.13 0.63 2.19 69.12 11:10:01 AM 1 38.74 0.00 3.08 0.08 2.01 56.08 11:11:01 AM all 37.89 0.00 3.23 0.49 2.37 56.03 11:11:01 AM 0 13.45 0.00 2.23 0.72 2.27 81.33 11:11:01 AM 1 62.69 0.00 4.23 0.25 2.48 30.34 11:12:01 AM all 35.02 0.00 2.42 0.45 1.87 60.24 11:12:01 AM 0 14.78 0.00 1.50 0.74 1.73 81.24 11:12:01 AM 1 55.43 0.00 3.35 0.15 2.01 39.06 Average: all 35.78 0.00 3.11 0.83 2.19 58.10 Average: 0 20.76 0.00 2.25 1.11 2.15 73.73 Average: 1 50.91 0.00 3.97 0.55 2.23 42.34