---> uname -a: Linux prd-centos8-builder-2c-4g-4374.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 513 1036 17 2115 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:cc:23:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.64/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85892sec preferred_lft 85892sec inet6 fe80::f816:3eff:fecc:2319/64 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) 06/27/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 252.91 180.34 72.57 15170.77 37944.99 05:06:01 AM 61.61 0.38 61.23 34.12 5667.69 05:07:01 AM 67.52 2.10 65.42 84.39 11093.90 05:08:01 AM 29.87 0.08 29.79 1.87 3004.62 05:09:01 AM 18.63 0.27 18.36 41.85 511.96 05:10:01 AM 15.21 0.65 14.56 21.32 410.24 05:11:01 AM 15.75 0.00 15.75 0.00 585.73 05:12:01 AM 20.22 0.45 19.77 48.38 660.04 Average: 60.23 23.05 37.18 1926.79 7487.76 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1550772 3018904 2202904 58.69 2104 1647128 637820 13.28 139412 1813784 69864 05:06:01 AM 1251580 2966160 2502096 66.66 2104 1882180 652420 13.59 145144 2065504 180320 05:07:01 AM 1119140 2954408 2634536 70.19 2104 1994704 640020 13.33 148204 2159848 24280 05:08:01 AM 961192 2875460 2792484 74.39 2104 2073312 714704 14.88 178176 2288132 47064 05:09:01 AM 998572 2913020 2755104 73.40 2104 2073436 685844 14.28 216744 2211996 45940 05:10:01 AM 1097728 2974720 2655948 70.76 2104 2035632 623344 12.98 214828 2114040 7476 05:11:01 AM 1060520 2937404 2693156 71.75 2104 2035632 658072 13.70 224292 2140772 7472 05:12:01 AM 1092184 2974272 2661492 70.90 2104 2040360 654296 13.62 408828 1921076 20964 Average: 1141461 2951794 2612215 69.59 2104 1972798 658315 13.71 209454 2089394 50422 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 229.29 125.38 966.00 56.64 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 91.10 75.59 1010.25 8.05 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 14.15 13.65 36.48 4.13 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 51.33 45.18 661.15 7.49 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 12.48 13.88 13.21 5.64 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 9.74 10.58 7.85 4.20 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 13.19 13.57 15.10 4.32 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 16.28 15.68 13.14 15.21 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 54.71 39.20 340.44 13.22 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) 06/27/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 44.36 0.07 14.66 11.76 1.79 27.37 05:05:01 AM 0 38.77 0.08 16.01 14.10 1.88 29.16 05:05:01 AM 1 49.96 0.05 13.30 9.41 1.71 25.57 05:06:01 AM all 38.49 0.00 4.20 1.23 1.78 54.30 05:06:01 AM 0 38.63 0.00 4.69 1.23 1.86 53.59 05:06:01 AM 1 38.36 0.00 3.71 1.23 1.70 55.00 05:07:01 AM all 38.82 0.00 4.47 2.52 1.82 52.37 05:07:01 AM 0 34.41 0.00 5.15 2.66 1.73 56.05 05:07:01 AM 1 43.22 0.00 3.80 2.39 1.91 48.68 05:08:01 AM all 38.33 0.00 2.31 0.75 1.84 56.76 05:08:01 AM 0 46.17 0.00 2.56 0.58 1.65 49.04 05:08:01 AM 1 30.54 0.00 2.07 0.93 2.04 64.43 05:09:01 AM all 38.13 0.00 3.11 0.25 1.38 57.13 05:09:01 AM 0 20.91 0.00 1.98 0.08 1.00 76.02 05:09:01 AM 1 55.39 0.00 4.25 0.42 1.76 38.18 05:10:01 AM all 37.94 0.00 2.54 0.24 1.62 57.67 05:10:01 AM 0 14.58 0.00 1.63 0.20 1.15 82.45 05:10:01 AM 1 61.35 0.00 3.45 0.28 2.08 32.83 05:11:01 AM all 34.15 0.00 2.44 0.30 2.54 60.58 05:11:01 AM 0 32.81 0.00 1.63 0.35 2.42 62.79 05:11:01 AM 1 35.49 0.00 3.25 0.25 2.65 58.37 05:12:01 AM all 39.21 0.00 3.49 0.56 3.45 53.29 05:12:01 AM 0 25.99 0.00 2.65 0.44 3.32 67.59 05:12:01 AM 1 52.52 0.00 4.33 0.67 3.59 38.89 Average: all 38.67 0.01 4.64 2.19 2.03 52.46 Average: 0 31.52 0.01 4.52 2.44 1.88 59.63 Average: 1 45.83 0.01 4.76 1.94 2.18 45.29