---> uname -a: Linux prd-centos8-builder-2c-4g-397.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 509 1107 17 2048 2880 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:67:a8:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.93/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe67:a8ad/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) 05/09/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:02 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 246.67 179.05 67.62 15132.06 38356.90 05:06:01 AM 56.67 0.40 56.27 34.66 5861.71 05:07:01 AM 69.21 2.10 67.11 84.37 9454.67 05:08:01 AM 24.23 0.28 23.94 40.65 1528.92 05:09:01 AM 18.78 0.07 18.71 3.07 507.72 05:10:01 AM 15.46 0.00 15.46 0.00 593.12 05:11:01 AM 18.95 0.90 18.05 46.37 519.97 Average: 63.86 25.76 38.10 2161.60 8047.29 05:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1561396 3037996 2192288 58.40 2104 1656352 641528 13.36 136732 1809356 84084 05:06:01 AM 1304564 3005712 2449120 65.25 2104 1868632 632016 13.16 145268 2013900 167692 05:07:01 AM 1081044 2929196 2672640 71.20 2104 2009784 678300 14.12 152008 2203624 63972 05:08:01 AM 1153216 2965336 2600468 69.28 2104 1972872 638688 13.30 174760 2106696 9356 05:09:01 AM 1143092 2955332 2610592 69.55 2104 1972960 649384 13.52 211648 2080140 8448 05:10:01 AM 1130776 2942944 2622908 69.88 2104 1972964 660032 13.74 212308 2091712 8452 05:11:01 AM 1198856 3011620 2554828 68.06 2104 1973564 651036 13.56 396476 1839664 7496 Average: 1224706 2978305 2528978 67.37 2104 1918161 650141 13.54 204171 2020727 49929 05:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 197.22 105.45 948.82 55.65 0.00 0.00 0.00 0.00 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 78.75 64.86 903.99 6.99 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 52.30 42.49 671.55 7.58 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 11.01 12.56 12.65 4.73 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 11.90 12.95 9.00 6.14 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 13.03 12.86 10.81 4.31 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 17.95 15.29 17.71 7.93 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 54.26 37.91 366.42 13.23 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) 05/09/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:02 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 41.38 0.06 13.37 13.28 4.28 27.64 05:05:01 AM 0 49.00 0.05 14.74 13.09 4.44 18.68 05:05:01 AM 1 33.74 0.07 11.99 13.46 4.11 36.62 05:06:01 AM all 36.63 0.00 4.27 1.32 3.14 54.64 05:06:01 AM 0 44.91 0.00 5.04 1.15 3.29 45.61 05:06:01 AM 1 28.35 0.00 3.51 1.48 2.98 63.68 05:07:01 AM all 35.00 0.00 3.93 2.85 3.06 55.16 05:07:01 AM 0 54.56 0.00 4.70 2.04 2.98 35.72 05:07:01 AM 1 15.71 0.00 3.17 3.66 3.13 74.33 05:08:01 AM all 35.91 0.00 3.02 0.55 2.44 58.08 05:08:01 AM 0 51.44 0.00 3.58 0.23 2.65 42.10 05:08:01 AM 1 20.45 0.00 2.46 0.87 2.23 73.99 05:09:01 AM all 37.23 0.00 2.58 0.34 2.49 57.36 05:09:01 AM 0 55.39 0.00 3.48 0.38 2.92 37.83 05:09:01 AM 1 19.12 0.00 1.68 0.30 2.06 76.83 05:10:01 AM all 32.64 0.00 2.71 0.25 2.92 61.47 05:10:01 AM 0 45.20 0.00 3.68 0.20 3.16 47.76 05:10:01 AM 1 20.15 0.00 1.74 0.30 2.70 75.12 05:11:01 AM all 38.06 0.00 2.83 0.44 3.23 55.44 05:11:01 AM 0 51.36 0.00 3.56 0.64 3.32 41.11 05:11:01 AM 1 24.85 0.00 2.10 0.23 3.15 69.68 Average: all 36.68 0.01 4.64 2.68 3.08 52.92 Average: 0 50.26 0.01 5.51 2.50 3.25 38.47 Average: 1 23.15 0.01 3.77 2.86 2.90 67.30