---> uname -a: Linux prd-centos8-builder-2c-4g-2830.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 513 1031 17 2121 2874 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:de:7b:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.123/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fede:7b38/64 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) 06/07/2026 _x86_64_ (2 CPU) 07:03:52 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 56.96 0.40 56.56 34.66 5990.80 07:07:01 AM 66.52 2.10 64.42 84.39 10603.47 07:08:01 AM 28.74 0.08 28.66 1.87 3137.90 07:09:01 AM 23.86 0.27 23.59 41.85 939.25 07:10:01 AM 15.94 0.00 15.94 0.00 408.05 07:11:01 AM 16.34 0.63 15.71 20.79 588.31 07:12:01 AM 20.40 0.47 19.93 48.93 745.53 Average: 32.68 0.56 32.12 33.21 3201.72 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 1293352 3005920 2460332 65.54 2104 1879936 627200 13.06 145180 2024220 176608 07:07:01 AM 1121320 2969336 2632364 70.13 2104 2007108 633952 13.20 149568 2153700 45872 07:08:01 AM 1036748 2918728 2716936 72.38 2104 2040604 675124 14.06 174384 2215212 21244 07:09:01 AM 1062176 2945372 2691508 71.70 2104 2041716 652132 13.58 213900 2150372 8500 07:10:01 AM 1117356 2999652 2636328 70.23 2104 2040736 594888 12.39 214500 2093824 7468 07:11:01 AM 1056944 2939900 2696740 71.84 2104 2041348 652532 13.59 215172 2152664 7468 07:12:01 AM 1063240 2950184 2690444 71.67 2104 2045216 639212 13.31 400484 1961588 9756 Average: 1107305 2961299 2646379 70.50 2104 2013809 639291 13.31 216170 2107369 39559 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 82.71 67.04 1086.52 7.24 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 27.75 23.01 110.63 4.78 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 48.20 39.04 659.19 6.44 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 13.63 15.38 13.63 6.10 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 9.51 11.30 7.93 4.94 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 11.99 12.41 11.46 4.01 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 16.41 15.75 16.04 12.61 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 30.03 26.28 272.20 6.59 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) 06/07/2026 _x86_64_ (2 CPU) 07:03:52 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 36.61 0.00 4.34 1.07 3.59 54.39 07:06:01 AM 0 25.84 0.00 3.09 1.01 3.45 66.61 07:06:01 AM 1 47.45 0.00 5.60 1.13 3.73 42.09 07:07:01 AM all 37.37 0.00 3.98 2.24 3.59 52.82 07:07:01 AM 0 22.61 0.00 2.56 2.32 4.04 68.48 07:07:01 AM 1 52.42 0.00 5.42 2.16 3.14 36.85 07:08:01 AM all 35.68 0.00 2.43 1.17 3.54 57.18 07:08:01 AM 0 39.26 0.00 2.58 1.44 3.60 53.12 07:08:01 AM 1 32.10 0.00 2.27 0.90 3.48 61.25 07:09:01 AM all 36.41 0.00 2.80 0.71 3.36 56.72 07:09:01 AM 0 34.83 0.00 2.95 0.93 3.23 58.06 07:09:01 AM 1 37.98 0.00 2.65 0.49 3.48 55.39 07:10:01 AM all 38.16 0.00 2.17 0.26 2.82 56.58 07:10:01 AM 0 33.15 0.00 2.16 0.36 2.78 61.55 07:10:01 AM 1 43.18 0.00 2.19 0.16 2.87 51.60 07:11:01 AM all 33.55 0.00 2.37 0.55 2.34 61.18 07:11:01 AM 0 27.93 0.00 2.44 0.46 2.16 67.01 07:11:01 AM 1 39.17 0.00 2.29 0.64 2.52 55.36 07:12:01 AM all 37.49 0.00 3.10 0.49 2.35 56.58 07:12:01 AM 0 35.34 0.00 3.24 0.28 2.20 58.94 07:12:01 AM 1 39.63 0.00 2.95 0.69 2.49 54.23 Average: all 36.47 0.00 3.03 0.93 3.09 56.49 Average: 0 31.26 0.00 2.72 0.98 3.07 61.98 Average: 1 41.69 0.00 3.34 0.88 3.10 50.98