---> uname -a: Linux prd-centos8-builder-2c-4g-1873.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 504 1046 17 2114 2884 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:52:26:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.26/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe52:263b/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) 05/27/2026 _x86_64_ (2 CPU) 00:03:58 LINUX RESTART (2 CPU) 12:05:02 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 54.23 0.75 53.48 44.32 5726.73 12:07:01 AM 67.20 2.15 65.05 85.02 9599.55 12:08:01 AM 27.64 0.05 27.59 1.33 4068.26 12:09:01 AM 24.93 0.27 24.66 41.85 985.24 12:10:01 AM 15.43 0.00 15.43 0.00 380.87 12:11:02 AM 16.81 0.72 16.09 31.05 612.33 12:12:01 AM 20.99 0.39 20.60 39.31 611.42 Average: 32.44 0.62 31.82 34.67 3140.71 12:05:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1365284 3024820 2388392 63.63 2104 1828116 602388 12.54 143608 1956860 135876 12:07:01 AM 1134784 2969008 2618892 69.77 2104 1993820 624728 13.01 146096 2144840 67644 12:08:01 AM 1061096 2936168 2692580 71.73 2104 2034016 650740 13.55 173740 2192944 22224 12:09:01 AM 1071788 2947880 2681888 71.45 2104 2035128 643428 13.40 213384 2141544 8488 12:10:01 AM 1103704 2978880 2649972 70.60 2104 2034148 615788 12.82 213692 2109268 7464 12:11:02 AM 1146928 3023212 2606748 69.45 2104 2035208 569164 11.85 398056 1882920 7620 12:12:01 AM 1091720 2980724 2661956 70.92 2104 2047200 615528 12.82 399084 1935328 28648 Average: 1139329 2980099 2614347 69.65 2104 2001091 617395 12.86 241094 2051958 39709 12:05:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 77.42 63.70 959.26 6.67 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 36.37 28.40 283.37 5.05 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 49.45 41.27 657.88 6.93 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.45 14.63 13.19 6.12 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 9.27 11.03 7.90 4.77 0.00 0.00 0.00 0.00 12:11:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:02 AM eth0 17.27 15.29 17.63 10.08 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 11.98 12.49 10.07 6.08 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 30.53 26.63 277.50 6.53 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) 05/27/2026 _x86_64_ (2 CPU) 00:03:58 LINUX RESTART (2 CPU) 12:05:02 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 35.69 0.00 4.21 1.62 3.16 55.33 12:06:01 AM 0 28.79 0.00 3.55 1.20 2.96 63.49 12:06:01 AM 1 42.61 0.00 4.87 2.03 3.36 47.14 12:07:01 AM all 38.23 0.00 3.84 2.25 2.53 53.15 12:07:01 AM 0 25.00 0.00 2.98 2.18 2.22 67.62 12:07:01 AM 1 51.49 0.00 4.70 2.32 2.85 38.63 12:08:01 AM all 36.30 0.00 2.84 0.74 2.80 57.31 12:08:01 AM 0 39.93 0.00 3.38 1.20 3.10 52.39 12:08:01 AM 1 32.66 0.00 2.30 0.28 2.51 62.25 12:09:01 AM all 36.23 0.00 2.70 0.74 2.96 57.37 12:09:01 AM 0 32.61 0.00 2.78 0.50 2.81 61.31 12:09:01 AM 1 39.85 0.00 2.61 0.99 3.11 53.44 12:10:01 AM all 37.27 0.00 2.08 0.41 2.55 57.68 12:10:01 AM 0 39.03 0.00 2.80 0.25 2.58 55.34 12:10:01 AM 1 35.52 0.00 1.37 0.58 2.51 60.02 12:11:02 AM all 33.71 0.00 2.86 0.46 2.52 60.45 12:11:02 AM 0 18.61 0.00 2.38 0.48 2.15 76.39 12:11:02 AM 1 48.83 0.00 3.34 0.45 2.89 44.49 12:12:01 AM all 39.49 0.00 3.40 0.44 2.86 53.81 12:12:01 AM 0 19.12 0.00 2.15 0.62 2.15 75.95 12:12:01 AM 1 59.79 0.00 4.65 0.25 3.57 31.74 Average: all 36.70 0.00 3.13 0.95 2.77 56.45 Average: 0 29.04 0.00 2.86 0.92 2.57 64.61 Average: 1 44.36 0.00 3.40 0.98 2.97 48.28