---> uname -a: Linux prd-centos8-builder-2c-4g-5732.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 491 1056 17 2118 2897 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:33:ba:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85896sec preferred_lft 85896sec inet6 fe80::f816:3eff:fe33:ba66/64 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) 07/14/2026 _x86_64_ (2 CPU) 03:03:51 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 262.05 189.69 72.36 15174.35 37995.44 03:06:01 AM 58.41 0.38 58.03 34.12 5623.98 03:07:01 AM 67.06 0.62 66.44 67.72 11196.68 03:08:01 AM 29.47 0.05 29.42 1.33 3008.78 03:09:01 AM 17.54 0.27 17.28 41.85 487.74 03:10:01 AM 14.41 0.00 14.41 0.00 371.16 03:11:01 AM 17.36 0.72 16.64 31.06 623.64 03:12:01 AM 18.84 0.38 18.46 38.65 572.33 Average: 60.65 24.02 36.63 1923.91 7485.43 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1574184 3046032 2179500 58.06 2104 1651072 625132 13.02 137696 1793976 72872 03:06:01 AM 1308664 3022492 2445020 65.14 2104 1881252 613812 12.78 145008 2009712 179644 03:07:01 AM 1145392 2983764 2608292 69.49 2104 1997684 627500 13.07 148136 2135468 24284 03:08:01 AM 1002972 2920376 2750712 73.28 2104 2076284 691608 14.40 177116 2247988 47108 03:09:01 AM 1061868 2941984 2691816 71.71 2104 2038956 663836 13.82 213436 2152208 8488 03:10:01 AM 1110388 2989616 2643296 70.42 2104 2037988 619580 12.90 213724 2102484 7480 03:11:01 AM 1123200 3004848 2630484 70.08 2104 2040256 611652 12.74 398068 1905900 8840 03:12:01 AM 1133828 3018964 2619856 69.79 2104 2043236 586264 12.21 397856 1895460 20904 Average: 1182562 2991010 2571122 68.50 2104 1970841 629923 13.12 228880 2030400 46202 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 220.09 121.91 980.54 56.55 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 85.74 73.61 984.15 7.80 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 19.98 19.26 75.78 4.66 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 45.09 37.80 656.10 6.85 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 11.08 12.70 12.31 5.11 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 9.93 11.31 8.50 4.68 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 19.28 16.86 17.97 6.33 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 12.35 13.25 10.18 13.53 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 52.95 38.34 343.22 13.19 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) 07/14/2026 _x86_64_ (2 CPU) 03:03:51 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 41.62 0.07 13.39 12.47 1.90 30.56 03:05:01 AM 0 34.34 0.08 10.68 17.72 1.54 35.64 03:05:01 AM 1 48.88 0.05 16.09 7.23 2.26 25.49 03:06:01 AM all 37.87 0.00 4.20 1.63 1.59 54.71 03:06:01 AM 0 17.20 0.00 2.45 1.86 1.29 77.20 03:06:01 AM 1 58.65 0.00 5.96 1.40 1.88 32.10 03:07:01 AM all 38.73 0.00 4.04 2.79 1.65 52.79 03:07:01 AM 0 23.11 0.00 3.05 2.77 1.44 69.63 03:07:01 AM 1 54.40 0.00 5.04 2.81 1.86 35.89 03:08:01 AM all 38.67 0.00 2.19 0.78 1.36 57.00 03:08:01 AM 0 13.62 0.00 2.03 1.25 1.05 82.06 03:08:01 AM 1 63.78 0.00 2.35 0.32 1.68 31.87 03:09:01 AM all 38.43 0.00 2.53 0.23 1.64 57.17 03:09:01 AM 0 35.66 0.00 2.92 0.17 1.54 59.70 03:09:01 AM 1 41.19 0.00 2.14 0.30 1.73 54.64 03:10:01 AM all 37.85 0.00 2.28 0.20 1.39 58.29 03:10:01 AM 0 52.80 0.00 2.86 0.18 1.65 42.50 03:10:01 AM 1 22.93 0.00 1.69 0.22 1.13 74.03 03:11:01 AM all 34.84 0.00 2.77 0.51 1.61 60.26 03:11:01 AM 0 29.60 0.00 2.84 0.75 1.58 65.24 03:11:01 AM 1 40.09 0.00 2.71 0.28 1.65 55.27 03:12:01 AM all 40.78 0.00 3.33 0.12 1.70 54.06 03:12:01 AM 0 25.30 0.00 2.62 0.07 1.51 70.51 03:12:01 AM 1 56.32 0.00 4.04 0.18 1.89 37.56 Average: all 38.59 0.01 4.33 2.33 1.60 53.13 Average: 0 28.94 0.01 3.67 3.08 1.45 62.86 Average: 1 48.27 0.01 4.99 1.59 1.76 43.38