---> uname -a: Linux prd-centos8-builder-2c-4g-6801.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 534 1010 17 2119 2853 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:c8:19:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.190/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:fec8:19bf/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) 07/27/2026 _x86_64_ (2 CPU) 00:03:50 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 259.46 186.42 73.04 15275.51 38041.47 12:06:01 AM 62.64 0.38 62.26 34.11 6239.67 12:07:01 AM 61.76 0.60 61.16 67.29 11021.54 12:08:01 AM 24.84 0.08 24.75 1.87 2592.50 12:09:01 AM 22.16 0.27 21.89 41.85 935.94 12:10:01 AM 19.31 0.00 19.31 0.00 671.54 12:11:01 AM 16.19 0.00 16.19 0.00 604.60 12:12:01 AM 18.92 1.80 17.12 66.37 472.33 Average: 60.66 23.69 36.97 1935.52 7571.85 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1537356 3008548 2216328 59.04 2104 1650000 663976 13.83 139984 1825816 71440 12:06:01 AM 1269588 2983820 2484096 66.18 2104 1881588 644228 13.42 145744 2047316 179184 12:07:01 AM 1104204 2950300 2649480 70.58 2104 2005316 653776 13.61 149900 2171024 31720 12:08:01 AM 1020496 2900520 2733188 72.81 2104 2038800 700176 14.58 174348 2231312 22224 12:09:01 AM 1081676 2963088 2672008 71.18 2104 2040156 640376 13.33 213932 2129644 8700 12:10:01 AM 1012888 2898232 2740796 73.02 2104 2044132 705740 14.70 214704 2197804 12720 12:11:01 AM 1023644 2904780 2730040 72.73 2104 2039916 700660 14.59 214880 2185960 8492 12:12:01 AM 1028344 2911748 2725340 72.60 2104 2041920 680716 14.17 399808 1997536 8356 Average: 1134774 2940130 2618910 69.77 2104 1967728 673706 14.03 206662 2098302 42854 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 212.48 119.68 978.16 55.42 0.00 0.00 0.00 0.00 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 86.23 71.79 973.07 7.63 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 25.47 23.43 85.60 4.38 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 48.13 38.78 655.44 6.33 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 12.06 12.58 12.53 5.02 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 7.75 9.65 6.31 4.52 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.49 12.66 10.93 3.87 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 20.72 18.87 20.86 17.70 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 53.16 38.43 342.86 13.11 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) 07/27/2026 _x86_64_ (2 CPU) 00:03:50 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 42.65 0.07 14.18 13.62 1.68 27.81 12:05:01 AM 0 46.15 0.08 13.94 17.98 1.63 20.22 12:05:01 AM 1 39.15 0.05 14.42 9.26 1.73 35.40 12:06:01 AM all 36.79 0.00 4.50 1.56 1.44 55.71 12:06:01 AM 0 46.81 0.00 5.34 1.93 1.46 44.46 12:06:01 AM 1 26.76 0.00 3.65 1.18 1.42 66.99 12:07:01 AM all 37.55 0.00 4.31 1.84 1.38 54.92 12:07:01 AM 0 46.15 0.00 4.35 1.23 1.53 46.74 12:07:01 AM 1 28.94 0.00 4.27 2.45 1.23 63.10 12:08:01 AM all 37.11 0.00 2.59 0.49 1.32 58.50 12:08:01 AM 0 54.86 0.00 2.82 0.40 1.43 40.50 12:08:01 AM 1 19.37 0.00 2.36 0.58 1.20 76.48 12:09:01 AM all 33.72 0.00 2.71 0.67 1.61 61.29 12:09:01 AM 0 34.72 0.00 2.43 0.73 1.53 60.60 12:09:01 AM 1 32.72 0.00 2.99 0.62 1.70 61.98 12:10:01 AM all 35.22 0.00 1.88 0.18 1.12 61.60 12:10:01 AM 0 41.31 0.00 2.05 0.28 1.18 55.16 12:10:01 AM 1 29.13 0.00 1.70 0.08 1.05 68.04 12:11:01 AM all 34.21 0.00 2.68 0.41 1.21 61.49 12:11:01 AM 0 32.48 0.00 2.00 0.77 0.93 63.81 12:11:01 AM 1 35.94 0.00 3.37 0.05 1.48 59.16 12:12:01 AM all 39.65 0.00 3.04 0.37 1.69 55.26 12:12:01 AM 0 60.76 0.00 3.37 0.62 1.67 33.58 12:12:01 AM 1 18.71 0.00 2.70 0.12 1.71 76.77 Average: all 37.11 0.01 4.47 2.38 1.43 54.60 Average: 0 45.40 0.01 4.53 2.98 1.42 45.66 Average: 1 28.82 0.01 4.42 1.78 1.44 63.53