---> uname -a: Linux prd-centos8-builder-4c-4g-3446.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 11G 70G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 888 11430 19 3442 14523 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:04:60:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.239/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe04:6035/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 06/29/2026 _x86_64_ (4 CPU) 06:24:44 LINUX RESTART (4 CPU) 06:25:01 AM tps rtps wtps bread/s bwrtn/s 06:26:01 AM 351.98 155.58 196.40 5170.28 10142.70 06:27:01 AM 277.22 14.05 263.18 2452.65 23096.73 06:28:01 AM 1069.33 0.05 1069.28 14.13 34983.89 06:29:01 AM 27.06 2.00 25.06 531.02 2018.76 Average: 431.40 42.92 388.48 2042.02 17560.52 06:25:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:26:01 AM 13342752 15095632 2796696 17.33 2688 1957552 863904 5.03 189952 2229636 184004 06:27:01 AM 11341140 14180600 4798308 29.73 2688 2909280 1911088 11.12 221728 3895196 584736 06:28:01 AM 10772116 13871964 5367332 33.26 2688 3133588 2086260 12.14 264608 4293032 16 06:29:01 AM 11685040 14836372 4454408 27.60 2688 3183836 827876 4.82 464524 3188504 41800 Average: 11785262 14496142 4354186 26.98 2688 2796064 1422282 8.27 285203 3401592 202639 06:25:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 AM eth0 309.16 178.22 2009.52 65.84 0.00 0.00 0.00 0.00 06:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 AM eth0 1399.80 1095.20 2973.10 315.86 0.00 0.00 0.00 0.00 06:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:28:01 AM eth0 1217.96 949.27 593.07 275.46 0.00 0.00 0.00 0.00 06:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:29:01 AM eth0 31.37 29.87 270.53 10.03 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 739.57 563.14 1461.56 166.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 06/29/2026 _x86_64_ (4 CPU) 06:24:44 LINUX RESTART (4 CPU) 06:25:01 AM CPU %user %nice %system %iowait %steal %idle 06:26:01 AM all 25.78 1.61 26.62 1.79 0.11 44.09 06:26:01 AM 0 27.51 1.75 26.79 1.90 0.10 41.95 06:26:01 AM 1 29.44 1.34 26.07 2.00 0.12 41.03 06:26:01 AM 2 17.07 2.06 29.47 1.86 0.12 49.41 06:26:01 AM 3 29.08 1.29 24.17 1.39 0.10 43.96 06:27:01 AM all 29.60 0.00 8.13 1.71 0.12 60.44 06:27:01 AM 0 20.56 0.00 9.04 2.24 0.13 68.03 06:27:01 AM 1 16.82 0.00 8.10 1.75 0.13 73.19 06:27:01 AM 2 18.38 0.00 9.81 2.52 0.10 69.19 06:27:01 AM 3 62.52 0.00 5.59 0.34 0.10 31.45 06:28:01 AM all 29.40 0.00 6.47 3.01 0.11 61.01 06:28:01 AM 0 47.07 0.00 6.24 0.42 0.12 46.15 06:28:01 AM 1 33.23 0.00 6.64 2.22 0.12 57.79 06:28:01 AM 2 22.06 0.00 6.75 4.18 0.10 66.90 06:28:01 AM 3 15.28 0.00 6.26 5.19 0.10 73.17 06:29:01 AM all 30.83 0.00 1.57 0.10 0.09 67.41 06:29:01 AM 0 74.50 0.00 1.69 0.05 0.10 23.67 06:29:01 AM 1 20.44 0.00 1.72 0.03 0.10 77.70 06:29:01 AM 2 12.01 0.00 1.69 0.20 0.08 86.02 06:29:01 AM 3 16.28 0.00 1.17 0.12 0.08 82.34 Average: all 28.90 0.40 10.70 1.65 0.11 58.24 Average: 0 42.46 0.44 10.94 1.15 0.11 44.90 Average: 1 24.98 0.34 10.62 1.50 0.12 62.45 Average: 2 17.37 0.52 11.93 2.18 0.10 67.90 Average: 3 30.81 0.32 9.30 1.75 0.10 57.72