---> uname -a: Linux prd-centos8-builder-2c-4g-7099.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 510 1112 17 2042 2879 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:3e:86:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.96/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe3e:8658/64 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) 02/20/2026 _x86_64_ (2 CPU) 06:03:52 LINUX RESTART (2 CPU) 06:05:02 AM tps rtps wtps bread/s bwrtn/s 06:06:01 AM 57.73 0.51 57.22 14.10 5921.31 06:07:01 AM 67.48 0.48 66.99 53.32 8410.35 06:08:01 AM 33.54 0.05 33.49 1.33 3842.18 06:09:01 AM 16.59 0.27 16.33 41.85 692.42 06:10:01 AM 15.73 0.00 15.73 0.00 405.51 06:11:01 AM 17.26 0.72 16.54 31.05 622.75 06:12:01 AM 19.38 0.38 18.99 38.65 557.93 Average: 32.47 0.34 32.12 25.79 2914.49 06:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:06:01 AM 1382756 3028388 2370920 63.16 2104 1813728 603632 12.57 143368 1938604 130732 06:07:01 AM 1221416 2985144 2532260 67.46 2104 1925244 617652 12.86 147080 2066796 48340 06:08:01 AM 1184864 2987564 2568812 68.43 2104 1963692 610036 12.70 170812 2077796 8356 06:09:01 AM 1176772 2981760 2576904 68.65 2104 1965904 613428 12.77 209456 2046972 8452 06:10:01 AM 1172332 2976548 2581344 68.77 2104 1964948 637976 13.28 209976 2051076 7448 06:11:01 AM 1167012 2972068 2586664 68.91 2104 1965880 630652 13.13 393940 1873480 7508 06:12:01 AM 1166528 2975796 2587148 68.92 2104 1969644 628484 13.09 393804 1872660 20340 Average: 1210240 2986753 2543436 67.76 2104 1938434 620266 12.92 238348 1989626 33025 06:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 68.06 54.95 852.33 6.02 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 24.28 21.84 223.83 5.48 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 39.88 30.88 637.26 6.38 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 10.85 12.21 11.63 4.54 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 11.48 13.90 12.97 8.95 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 16.34 15.42 17.40 6.34 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 11.56 12.05 9.63 5.91 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 25.96 22.96 250.70 6.23 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) 02/20/2026 _x86_64_ (2 CPU) 06:03:52 LINUX RESTART (2 CPU) 06:05:02 AM CPU %user %nice %system %iowait %steal %idle 06:06:01 AM all 36.09 0.00 4.21 1.30 4.18 54.21 06:06:01 AM 0 43.90 0.00 4.15 1.21 4.15 46.59 06:06:01 AM 1 28.32 0.00 4.28 1.39 4.21 61.80 06:07:01 AM all 34.37 0.00 4.14 2.71 4.76 54.01 06:07:01 AM 0 24.62 0.00 3.33 3.12 4.90 64.04 06:07:01 AM 1 44.22 0.00 4.96 2.30 4.62 43.89 06:08:01 AM all 35.19 0.00 2.61 0.75 4.61 56.83 06:08:01 AM 0 55.14 0.00 3.48 0.72 4.43 36.23 06:08:01 AM 1 15.52 0.00 1.75 0.79 4.80 77.15 06:09:01 AM all 25.05 0.00 2.10 0.54 3.83 68.48 06:09:01 AM 0 26.81 0.00 2.01 0.68 3.91 66.59 06:09:01 AM 1 23.29 0.00 2.20 0.39 3.76 70.37 06:10:01 AM all 34.88 0.00 2.27 0.45 4.70 57.70 06:10:01 AM 0 42.18 0.00 1.96 0.64 5.02 50.19 06:10:01 AM 1 27.55 0.00 2.57 0.26 4.38 65.24 06:11:01 AM all 33.16 0.00 3.14 0.49 4.40 58.80 06:11:01 AM 0 36.75 0.00 3.26 0.81 4.02 55.16 06:11:01 AM 1 29.61 0.00 3.03 0.18 4.77 62.41 06:12:01 AM all 38.45 0.00 3.23 0.61 4.56 53.15 06:12:01 AM 0 57.15 0.00 3.67 0.96 4.55 33.67 06:12:01 AM 1 19.92 0.00 2.80 0.26 4.57 72.45 Average: all 33.88 0.00 3.10 0.98 4.44 57.60 Average: 0 40.90 0.00 3.12 1.17 4.43 50.39 Average: 1 26.89 0.00 3.08 0.79 4.45 64.79